{"id":201035,"date":"2025-05-06T12:22:39","date_gmt":"2025-05-06T04:22:39","guid":{"rendered":"https:\/\/server.hk\/cnblog\/201035\/"},"modified":"2025-05-06T12:22:39","modified_gmt":"2025-05-06T04:22:39","slug":"mysql-sql-%e8%af%ad%e5%8f%a5%e4%b8%ad-11-%e7%9a%84%e5%a6%99%e7%94%a8%ef%bc%9a%e4%b8%ba%e4%bb%80%e4%b9%88%e9%9c%80%e8%a6%81%e6%b7%bb%e5%8a%a0-11%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/201035\/","title":{"rendered":"MySQL SQL \u8bed\u53e5\u4e2d 1=1 \u7684\u5999\u7528\uff1a\u4e3a\u4ec0\u4e48\u9700\u8981\u6dfb\u52a0 \\&#8221;1=1\\&#8221;\uff1f"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>MySQL SQL \u8bed\u53e5\u4e2d 1=1 \u7684\u5999\u7528\uff1a\u4e3a\u4ec0\u4e48\u9700\u8981\u6dfb\u52a0 \\&#8221;1=1\\&#8221;\uff1f<\/h1>\n<p>\u5728IT\u884c\u4e1a\u8fd9\u4e2a\u53d1\u5c55\u66f4\u65b0\u901f\u5ea6\u5f88\u5feb\u7684\u884c\u4e1a\uff0c\u53ea\u6709\u4e0d\u505c\u6b62\u7684\u5b66\u4e60\uff0c\u624d\u4e0d\u4f1a\u88ab\u884c\u4e1a\u6240\u6dd8\u6c70\u3002\u5982\u679c\u4f60\u662f\u6570\u636e\u5e93\u5b66\u4e60\u8005\uff0c\u90a3\u4e48\u672c\u6587\u300aMySQL SQL \u8bed\u53e5\u4e2d 1=1 \u7684\u5999\u7528\uff1a\u4e3a\u4ec0\u4e48\u9700\u8981\u6dfb\u52a0 \\&#8221;1=1\\&#8221;\uff1f\u300b\u5c31\u5f88\u9002\u5408\u4f60\uff01\u672c\u7bc7\u5185\u5bb9\u4e3b\u8981\u5305\u62ec##content_title##\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241126\/17326278596745cd93ea713.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>mysql sql \u8bed\u53e5\u4e2d1=1 \u7684\u5999\u7528<\/strong><\/p>\n<p>\u5728mysql \u7684\u539f\u751fsql \u8bed\u53e5\u6216mybatis \u4e2d\uff0c\u7ecf\u5e38\u4f1a\u770b\u5230\u7c7b\u4f3c\u4e8e\u4ee5\u4e0b\u7684\u4ee3\u7801\uff1a<\/p>\n<pre>select ...\nfrom table\nwhere 1=1\nand \u6761\u4ef6a<\/pre>\n<p>\u5bf9\u4e8e\u521d\u5b66\u8005\u6765\u8bf4\uff0c\u8fd9\u53ef\u80fd\u4f1a\u5f15\u8d77\u7591\u60d1\uff1a\u4e3a\u4ec0\u4e48\u9700\u8981\u6dfb\u52a0&#8221;1=1&#8243;\uff1f <\/p>\n<p><strong>\u539f\u56e0<\/strong><\/p>\n<p>\u4f7f\u7528&#8221;1=1&#8243; \u7684\u76ee\u7684\u662f\u4e3a\u4e86\u907f\u514d\u4ee5\u4e0b\u60c5\u51b5\uff1a<\/p>\n<ul>\n<li><strong>\u6761\u4ef6a \u5224\u65ad\u51fa\u9519\uff1a <\/strong>\u5f53\u6761\u4ef6a \u4e3afalse \u65f6\uff0c\u6574\u4e2awhere \u8bed\u53e5\u5c06\u4e3afalse\uff0c\u5bfc\u81f4\u67e5\u8be2\u8fd4\u56de0 \u6761\u8bb0\u5f55\u3002 <\/li>\n<li><strong>\u5411\u6761\u4ef6 a \u4f20\u5165\u7a7a\u503c\uff1a<\/strong>\u5982\u679c\u6761\u4ef6 a \u662f\u4e00\u4e2a\u52a8\u6001\u53c2\u6570\uff0c\u5f53\u5176\u503c\u4e3a\u7a7a\u65f6\uff0c\u5b83\u5c06\u4f7f where \u8bed\u53e5\u65e0\u6548\uff0c\u5bfc\u81f4\u67e5\u8be2\u8fd4\u56de\u9519\u8bef\u3002 <\/li>\n<\/ul>\n<p><strong>\u4e3a\u4ec0\u4e48 1=1 \u4e0d\u5f71\u54cd\u6027\u80fd\uff1f <\/strong><\/p>\n<p>\u6709\u4eba\u53ef\u80fd\u4f1a\u62c5\u5fc3 &#8220;1=1&#8221; \u4f1a\u5f71\u54cd\u67e5\u8be2\u6027\u80fd\u3002\u7136\u800c\uff0c\u6d4b\u8bd5\u8868\u660e\uff0c\u7531\u4e8e &#8220;1=1&#8221; \u603b\u4e3a true\uff0c\u6570\u636e\u5e93\u4f18\u5316\u5668\u4f1a\u5ffd\u7565\u8be5\u6761\u4ef6\u3002\u56e0\u6b64\uff0c\u5728 sql server\u3001oracle\u3001mysql \u548c postgresql \u4e2d\uff0c\u5b83\u4e0d\u4f1a\u5bf9\u6027\u80fd\u4ea7\u751f\u663e\u7740\u5f71\u54cd\u3002 <\/p>\n<p><strong>\u907f\u514d\u4f20\u9012\u7a7a\u503c<\/strong><\/p>\n<p>\u6b63\u5982\u95ee\u9898\u4e2d\u6240\u63d0\u5230\u7684\uff0c\u4f20\u7a7a\u503c\u662f\u4e00\u4e2a\u9700\u8981\u8003\u8651\u7684\u95ee\u9898\u3002\u4e3a\u4e86\u907f\u514d\u8fd9\u79cd\u60c5\u51b5\uff0c\u53ef\u4ee5\u5728sql \u6267\u884c\u524d\u8fdb\u884c\u9002\u5f53\u6027\u68c0\u67e5\uff0c\u6216\u8005\u5728\u6761\u4ef6\u4e3a\u771f\u65f6\u624d\u5c06\u5176\u6dfb\u52a0\u5230where \u8bed\u53e5\u4e2d\uff1a<\/p>\n<pre>WHERE 1=1\nIF A IS TRUE\n  AND xxxx  A\nEND IF<\/pre>\n<p>\u603b\u4e4b\uff0c\u5728mysql sql \u8bed\u53e5\u4e2d\u4f7f\u7528&#8221;1=1 &#8221; \u662f\u4e3a\u4e86\u786e\u4fddwhere \u8bed\u53e5\u7684\u8bed\u6cd5\u6b63\u786e\u6027\uff0c\u907f\u514d\u6761\u4ef6\u5224\u65ad\u51fa\u9519\u6216\u7a7a\u503c\u4f20\u9012\u5bfc\u81f4\u7684\u67e5\u8be2\u5931\u8d25\u3002\u5b83\u5bf9\u6027\u80fd\u5f71\u54cd\u5fae\u4e4e\u5176\u5fae\uff0c\u5e76\u4e14\u662f\u7f16\u5199\u52a8\u6001 sql \u8bed\u53e5\u65f6\u7684\u4e00\u79cd\u5e38\u89c1\u4e14\u6709\u7528\u7684\u6280\u672f\u3002 <\/p>\n<p>\u7ec8\u4e8e\u4ecb\u7ecd\u5b8c\u5566\uff01\u5c0f\u4f19\u4f34\u4eec\uff0c\u8fd9\u7bc7\u5173\u4e8e\u300aMySQL SQL \u8bed\u53e5\u4e2d 1=1 \u7684\u5999\u7528\uff1a\u4e3a\u4ec0\u4e48\u9700\u8981\u6dfb\u52a0 \\&#8221;1=1\\&#8221;\uff1f\u300b\u7684\u4ecb\u7ecd\u5e94\u8be5\u8ba9\u4f60\u6536\u83b7\u591a\u591a\u4e86\u5427\uff01\u6b22\u8fce\u5927\u5bb6\u6536\u85cf\u6216\u5206\u4eab\u7ed9\u66f4\u591a\u9700\u8981\u5b66\u4e60\u7684\u670b\u53cb\u5427~\u4e3b\u673a\u5b9d\u8d1d\u516c\u4f17\u53f7\u4e5f\u4f1a\u53d1\u5e03\u6570\u636e\u5e93\u76f8\u5173\u77e5\u8bc6\uff0c\u5feb\u6765\u5173\u6ce8\u5427\uff01<\/p>\n<dl>\n<dt>\n <\/dt>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>MySQL SQL \u8bed\u53e5\u4e2d 1=&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-201035","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201035","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=201035"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201035\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=201035"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=201035"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=201035"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}