{"id":773,"date":"2025-10-24T14:58:44","date_gmt":"2025-10-24T06:58:44","guid":{"rendered":"https:\/\/www.youvii.site\/?p=773"},"modified":"2025-10-24T15:01:09","modified_gmt":"2025-10-24T07:01:09","slug":"xpathzhuruloudong","status":"publish","type":"post","link":"https:\/\/www.youvii.site\/index.php\/archives\/xpathzhuruloudong","title":{"rendered":"xpath\u6ce8\u5165\u6f0f\u6d1e"},"content":{"rendered":"

xpath \u6ce8\u5165\u6f0f\u6d1e<\/h1>\n

\u6982\u8ff0<\/h1>\n

XPath \u662f\u4e00\u79cd\u67e5\u8be2\u8bed\u8a00\u63cf\u8ff0\u4e86\u5982\u4f55\u5728 XML \u6587\u6863\u4e2d\u67e5\u627e\u7279\u5b9a\u5143\u7d20\uff08\u5305\u62ec\u5c5e\u6027\u3001\u5904\u7406\u6307\u4ee4\u7b49\uff09\u3002\u65e2\u7136\u662f\u4e00\u79cd\u67e5\u8be2\u8bed\u8a00\uff0cXPath \u5728\u4e00\u4e9b\u65b9\u9762\u4e0e SQL \u76f8\u4f3c\uff0c\u4e0d\u8fc7\uff0cXPath \u7684\u4e0d\u540c\u4e4b\u5904\u5728\u4e8e\u5b83\u53ef\u4ee5\u7528\u6765\u5f15\u7528 XML \u6587\u6863\u7684\u51e0\u4e4e\u4efb\u4f55\u90e8\u5206\uff0c\u800c\u4e0d\u53d7\u8bbf\u95ee\u63a7\u5236\u9650\u5236\u3002\u5728 SQL \u4e2d\uff0c\u4e00\u4e2a\u201c\u7528\u6237\u201d\uff08\u5728 XPath\/XML \u4e0a\u4e0b\u6587\u4e2d\u672a\u5b9a\u4e49\u7684\u672f\u8bed\uff09\u7684\u6743\u9650\u88ab\u9650\u5236\u5728\u4e00\u4e2a\u7279\u5b9a\u7684\u6570\u636e\u5e93\uff0c\u8868\uff0c\u5217\u6216\u8005\u884c\u3002\u4f7f\u7528 XPath \u6ce8\u5165\u653b\u51fb\uff0c\u653b\u51fb\u8005\u53ef\u4ee5\u4fee\u6539 XPath \u67e5\u8be2\u8bed<\/p>\n

\u53e5\u6765\u6267\u884c\u6240\u9009\u62e9\u7684\u64cd\u4f5cXPath \u76f2\u6ce8\u653b\u51fb\u53ef\u4ee5\u4ece\u4e00\u4e2a\u4f7f\u7528\u4e0d\u5b89\u5168\u65b9\u5f0f\u5d4c\u5165\u7528\u6237\u4fe1\u606f\u7684\u5e94\u7528\u4e2d\u63d0\u53d6\u6570\u636e\u3002\u5728\u8f93\u5165\u672a\u88ab\u8fc7\u6ee4\u7684\u60c5\u51b5\u4e0b\uff0c\u653b\u51fb\u8005\u53ef\u4ee5\u63d0\u4ea4\u5e76\u6267\u884c\u6709\u6548\u7684 XPath \u4ee3\u7801\u3002\u8fd9\u79cd\u7c7b\u578b\u7684\u653b\u51fb\u9002\u7528\u4e8e\u4ee5\u4e0b\u60c5\u51b5\uff1a\u653b\u51fb\u8005\u4e0d\u6e05\u695a XML \u6587\u6863\u7684\u67b6\u6784\uff0c\u6216\u8005\u9519\u8bef\u6d88\u606f\u88ab\u6291\u5236\uff0c\u4e00\u6b21\u53ea\u80fd\u901a\u8fc7\u5e03\u5c14\u5316\u67e5\u8be2\u6765\u83b7\u53d6\u90e8\u5206\u4fe1\u606f\uff0c\u5c31\u50cf SQL \u76f2\u6ce8\u4e00\u6837<\/p>\n

xpath \u6ce8\u5165\u4ee3\u7801\u5206\u6790<\/h1>\n

\u8bfb\u53d6 user.xml \u83b7\u53d6 post \u7684\u8d26\u53f7\u548c\u5bc6\u7801\u62fc\u63a5\u5b57\u7b26\u4e32\u8fdb\u884c\u67e5\u8be2<\/p>\n

\"1746427119630-9008589b-df39-4b6a-879e-7b51df69b2c5.png\"<\/p>\n

$sql="\/\/user[@username='{$username}’ and @password='{$password}’]";<\/p>\n

\u540c\u7b49\u4e8e<\/p>\n

select * from users where username=’username’ and password=’password’<\/p>\n

\"1746427165053-65632b63-2f32-48d7-ac6e-62f8aa984059.png\"<\/p>\n

xpath \u6ce8\u5165\u653b\u51fb<\/h1>\n

\u4e07\u80fd\u5bc6\u7801\u767b\u5f55<\/h2>\n

admin’ or ‘1’=’1<\/p>\n

username=admin’ or ‘1’=’1 &password=xxxxxxxxxxx&submit=submit<\/p>\n

\"1746427185785-a59e2fa6-b749-4709-ae8f-50dd67c15a51.png\"<\/p>\n

xpath \u76f2\u6ce8\u5165<\/h2>\n

string-length()\u83b7\u53d6\u5b57\u7b26\u957f\u5ea6<\/p>\n

substring \u622a\u53d6\u5b57\u7b26<\/p>\n

username=admin’and string-length(@password)=5 or ‘1’=’1&password=0&submit=submit<\/p>\n

\u8fd4\u56de\u6b63\u786e\u662f\u5c31\u7b49\u4e8e\u767b\u5f55\u6210\u529f<\/p>\n

username=admin’and substring(@password,1,1)=’a’ or ‘1’=’1&password=0&submit=submit<\/p>\n

xpath \u6ce8\u5165\u9632\u5fa1\u65b9\u6848<\/h1>\n

1.\u6570\u636e\u63d0\u4ea4\u5230\u670d\u52a1\u5668\u4e0a\uff0c\u5728\u670d\u52a1\u7aef\u6b63\u5f0f\u5904\u7406\u8fd9\u6279\u6570\u636e\u4e4b\u524d\uff0c\u5bf9\u63d0\u4ea4\u6570\u636e\u7684\u5408\u6cd5\u6027\u8fdb\u884c\u9a8c\u8bc1\u3002<\/p>\n

2.\u68c0\u67e5\u63d0\u4ea4\u7684\u6570\u636e\u662f\u5426\u5305\u542b\u7279\u6b8a\u5b57\u7b26\uff0c\u5bf9\u7279\u6b8a\u5b57\u7b26\u8fdb\u884c\u7f16\u7801\u8f6c\u6362\u6216\u66ff\u6362\u3001\u5220\u9664\u654f\u611f\u5b57\u7b26\u6216\u5b57\u7b26\u4e32\u3002<\/p>\n

3.\u5bf9\u4e8e\u7cfb\u7edf\u51fa\u73b0\u7684\u9519\u8bef\u4fe1\u606f\uff0c\u4ee5 IE \u9519\u8bef\u7f16\u7801\u4fe1\u606f\u66ff\u6362\uff0c\u5c4f\u853d\u7cfb\u7edf\u672c\u8eab\u7684\u51fa\u9519\u4fe1\u606f\u3002<\/p>\n

4.\u53c2\u6570\u5316 XPath \u67e5\u8be2<\/p>\n

\n

\u66f4\u65b0: 2025-05-05 14:41:04
\n\u539f\u6587: https:\/\/www.yuque.com\/yuhui.net\/network\/bk3fdp0wbxo53ab6<\/a><\/p>\n<\/blockquote>\n","protected":false},"excerpt":{"rendered":"

xpath \u6ce8\u5165\u6f0f\u6d1e \u6982\u8ff0 XPath \u662f\u4e00\u79cd\u67e5\u8be2\u8bed\u8a00\u63cf\u8ff0\u4e86\u5982\u4f55\u5728 XML \u6587\u6863\u4e2d\u67e5\u627e\u7279\u5b9a\u5143\u7d20\uff08\u5305\u62ec\u5c5e\u6027\u3001\u5904\u7406\u6307\u4ee4\u7b49\uff09\u3002\u65e2\u7136\u662f\u4e00\u79cd\u67e5\u8be2\u8bed\u8a00\uff0cXPath \u5728\u4e00\u4e9b\u65b9\u9762\u4e0e SQL \u76f8\u4f3c\uff0c\u4e0d\u8fc7\uff0cXPath \u7684\u4e0d\u540c\u4e4b\u5904\u5728\u4e8e\u5b83\u53ef\u4ee5\u7528\u6765\u5f15\u7528 XML \u6587\u6863\u7684\u51e0\u4e4e\u4efb\u4f55\u90e8\u5206\uff0c\u800c\u4e0d\u53d7\u8bbf\u95ee\u63a7\u5236\u9650\u5236\u3002\u5728 SQL \u4e2d\uff0c\u4e00\u4e2a\u201c\u7528\u6237\u201d\uff08\u5728 XPath\/XML \u4e0a\u4e0b\u6587\u4e2d\u672a\u5b9a\u4e49\u7684\u672f\u8bed\uff09\u7684\u6743\u9650\u88ab\u9650\u5236\u5728\u4e00\u4e2a\u7279\u5b9a\u7684\u6570\u636e\u5e93\uff0c\u8868\uff0c\u5217\u6216\u8005\u884c\u3002\u4f7f […]<\/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":[43,60],"class_list":["post-773","post","type-post","status-publish","format-standard","hentry","category-shentouceshijichu-network_sec","category-loudongleibie","category-network_sec","tag-43","tag-shujuku"],"_links":{"self":[{"href":"https:\/\/www.youvii.site\/index.php\/wp-json\/wp\/v2\/posts\/773","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=773"}],"version-history":[{"count":0,"href":"https:\/\/www.youvii.site\/index.php\/wp-json\/wp\/v2\/posts\/773\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.youvii.site\/index.php\/wp-json\/wp\/v2\/media?parent=773"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.youvii.site\/index.php\/wp-json\/wp\/v2\/categories?post=773"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.youvii.site\/index.php\/wp-json\/wp\/v2\/tags?post=773"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}