{"id":408,"date":"2022-11-23T19:58:14","date_gmt":"2022-11-23T11:58:14","guid":{"rendered":"https:\/\/fushuling.com\/?p=408"},"modified":"2022-11-23T19:58:14","modified_gmt":"2022-11-23T11:58:14","slug":"%e7%ba%a2%e5%b2%a9%e6%9d%af%e9%87%8c%e8%b8%a9%e7%9a%84%e4%b8%a4%e4%b8%aa%e5%9d%91","status":"publish","type":"post","link":"https:\/\/fushuling.com\/index.php\/2022\/11\/23\/%e7%ba%a2%e5%b2%a9%e6%9d%af%e9%87%8c%e8%b8%a9%e7%9a%84%e4%b8%a4%e4%b8%aa%e5%9d%91\/","title":{"rendered":"\u7ea2\u5ca9\u676f\u91cc\u8e29\u7684\u4e24\u4e2a\u5751"},"content":{"rendered":"\n

Windows\u548cLinux\u6362\u884c\u7b26\u4e0d\u540c<\/h2>\n\n\n\n

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user_input=strings.TrimSuffix(user_input,\"\\n\")<\/code><\/pre>\n\n\n\n
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user_input=strings.TrimSuffix(user_input,\"\\n\")\nuser_input=strings.TrimSuffix(user_input,\"\\r\")<\/code><\/pre>\n\n\n\n
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\"\"<\/div><\/figure>\n\n\n\n
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\"\"<\/div><\/figure>\n\n\n\n
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\"\"<\/div><\/figure>\n\n\n\n
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\"\"<\/div><\/figure>\n\n\n\n
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Top1000<\/a>\u4e0b\u8f7d<\/a><\/div>\n\n\n\n
\u4f46\u56e0\u4e3a\u6211\u4e0d\u8ba4\u4e3a\u8fd9\u4e2a\u9898\u662f\u6587\u4ef6\u4e0a\u4f20\u7684\u9898\u76ee\uff0c\u6240\u4ee5\u524d\u53f0\u91cc\u4ec0\u4e48\u90fd\u6ca1\u4e0a\u4f20\uff0c\u6240\u4ee5\u6211\u8fdb\u5165\u540e\u53f0\u65f6\u540e\u53f0\u662f\u7a7a\u7684\uff0c\u8fd9\u4e5f\u6781\u5927\u7684\u5e72\u6270\u4e86\u6211\u7684\u601d\u8def\uff1a<\/p>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
\u8fd9\u8ba9\u6211\u4ea7\u751f\u4e86\u4e00\u4e2a\u9519\u8bef\u7684\u60f3\u6cd5\uff0c\u90a3\u5c31\u662f\u8fd9\u4e2a\u540e\u53f0\u786e\u5b9e\u4ec0\u4e48\u7528\u90fd\u6ca1\u6709\uff0c\u91cd\u8981\u7684\u662f\u767b\u5f55\u6210\u529f\u8fd9\u4e2a\u6807\u5fd7\uff0c\u6240\u4ee5\u6211\u5f53\u65f6\u5c31\u7ee7\u7eed\u767b\u5f55\u6846\u5c1d\u8bd5\u4ee5\u662f\u5426\u6210\u529f\u767b\u5f55\u6784\u9020\u5e03\u5c14\u6ce8\u5165\uff0c\u6700\u540e\u5f53\u7136\u662f\u6ca1\u6709\u4efb\u4f55\u6536\u83b7\u3002\u540e\u6765\u6211\u624d\u610f\u8bc6\u5230\u4e00\u4e2a\u5f88\u4e25\u91cd\u7684\u95ee\u9898\uff0c\u5982\u679c\u8fd9\u4e2a\u4e0a\u4f20\u529f\u80fd\u6ca1\u6709\u7528\u7684\u8bdd\u51fa\u9898\u4eba\u4f55\u5fc5\u5199\u8fd9\u4e2a\u529f\u80fd\u5462\uff0c\u96be\u9053\u662f\u4e3a\u4e86\u5e72\u6270\u6211\u4eec\u89c6\u7ebf\u5417\uff1f\u4e8e\u662f\u6211\u5728\u524d\u53f0\u968f\u4fbf\u4e0a\u4f20\u4e86\u4e00\u4e2a\u6587\u4ef6\uff0c\u8fd9\u624d\u53d1\u73b0\u8fd9\u4e2a\u540e\u53f0\u522b\u6709\u6d1e\u5929\uff1a<\/p>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
\u8fd9\u4e2a\u540e\u53f0\u7adf\u7136\u662f\u53ef\u4ee5\u7ba1\u7406\u6587\u4ef6\u7684\uff01\u6211\u4eec\u70b9\u51fb\u4e00\u4e0b\u8fd9\u4e2a\u6587\u4ef6\u8bd5\u8bd5\uff1a<\/p>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
\u53ef\u4ee5\u770b\u89c1\u8fd9\u4e2aurl\u53d8\u6210\u4e86file_checked.php?filename=781.doc\uff0c\u7136\u540e\u6211\u4eec\u5c31\u53ef\u4ee5\u4e0b\u8f7d\u67e5\u770b\u8fd9\u4e2a\u6587\u4ef6\u6216\u8005\u5220\u9664\u8fd9\u4e2a\u6587\u4ef6\uff0c\u4e0d\u8fc7\u8fd9\u4e24\u4e2a\u529f\u80fd\u5176\u5b9e\u90fd\u6ca1\u6709\u4ec0\u4e48\u7528\uff0c\u70b9\u51fb\u4e0b\u8f7d\u67e5\u770b\u53ea\u662f\u8def\u5f84\u53d8\u6210\/uploads\/781.doc\u8fd9\u6837\u6211\u4eec\u5c31\u53ef\u4ee5\u4e0b\u8f7d\u8fd9\u4e2a\u6587\u4ef6\u4e86\uff0c\u800c\u70b9\u51fb\u5220\u9664\u6587\u4ef6\u80af\u5b9a\u4f1a\u51fa\u73b0\u4e0e\u6570\u636e\u5e93\u7684\u4ea4\u4e92\uff0c\u6240\u4ee5\u6211\u601d\u8003\u600e\u4e48\u4ece\u8fd9\u4e2a\u5220\u9664\u529f\u80fd\u62ff\u5230\u6211\u4eec\u60f3\u8981\u7684\u6570\u636e\uff0c\u4e8e\u662f\u6211\u6784\u9020\u4e86\u4e00\u4e0b\u6587\u4ef6\u540d\uff0c\u6bd4\u5982781.doc and select database();.doc\uff0c\u4f46\u5f53\u6211\u518d\u70b9\u51fb\u8fd9\u4e2a\u6587\u4ef6\u65f6\u610f\u5916\u5374\u53d1\u751f\u4e86\uff1a<\/p>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
\u6211\u660e\u660e\u6210\u529f\u4e0a\u4f20\u4e86\u8fd9\u4e2a\u6587\u4ef6\uff0c\u4e3a\u4ec0\u4e48\u8fd9\u91cc\u4f1a\u663e\u793a\u4e0d\u5b58\u5728\u5462\uff1f\u8fd9\u662f\u4e00\u4e2a\u5f88\u503c\u5f97\u601d\u8003\u7684\u95ee\u9898\uff0c\u4f46\u6211\u5f53\u65f6\u53ea\u662f\u7b80\u5355\u7684\u8ba4\u4e3a\u5927\u6982\u6709\u8fc7\u6ee4\u5427\u8fc7\u6ee4\u4e86\u6211\u8fd9\u4e2a\u7279\u6b8a\u6587\u4ef6\uff0c\u5374\u6ca1\u53bb\u601d\u8003\u5230\u5e95\u662f\u4ec0\u4e48\u8fc7\u6ee4\uff0c\u5176\u5b9e\u89e3\u51b3\u95ee\u9898\u6700\u7b80\u5355\u7684\u65b9\u6cd5\u5c31\u662f\u53bb\u770b\u4e0b\u62a5\u9519\uff0c\u5230\u5e95\u662f\u4ec0\u4e48\u6587\u4ef6\u6d88\u5931\u4e86\u5c31\u884c\u4e86\uff0c\u4f46\u6211\u5f53\u65f6\u5374\u6ca1\u6709\u7ec6\u60f3\uff0c\u53ea\u662f\u7ee7\u7eed\u6784\u9020\u6587\u4ef6\uff0c\u76f4\u5230\u540e\u9762\u53d1\u73b0\u662fselect\u88ab\u8fc7\u6ee4\u4e86\uff0c\u4e8e\u662f\u5c1d\u8bd5\u53cc\u5199\uff0c\u4e00\u4e9b\u5c31\u7ed5\u8fc7\u53bb\u4e86\uff0c\u540e\u9762\u53c8\u53d1\u73b0union\u4e5f\u88ab\u8fc7\u6ee4\u4e86\uff0c\u660e\u767d\u8fd9\u9053\u9898\u80af\u5b9a\u662f\u4e2aunion\u8054\u5408\u6ce8\u5165\u9898\u3002<\/p>\n\n\n\n
\u5c1d\u8bd5\u5f88\u4e45\u76f4\u63a5\u5728file_checked.php\u540e\u9762\u5bf9\u6587\u4ef6\u76f4\u63a5union\u6ce8\u5165\u4f46\u8fd8\u662f\u5931\u8d25\u4e86\uff0c\u6700\u540e\u624d\u60f3\u5230\u53ef\u80fd\u662f\u9760\u6784\u9020\u6587\u4ef6\u540d\u6ce8\u5165\u3002\u5bf9\u4e8e\u540e\u53f0\u7684\u5224\u65ad\u6211\u662f\u8fd9\u4e48\u60f3\u7684\uff1a\u5bf9\u4e8eyyz.doc\uff0c\u9996\u5148file_exists(yyz.doc)\uff0c\u5982\u679c\u8fd9\u4e2a\u6587\u4ef6\u786e\u5b9e\u5b58\u5728\u518d\u653e\u5230\u6570\u636e\u5e93\u91cc\u67e5\u8be2\uff0c\u8bed\u53e5\u662fselect yyz.doc from xxx where\u4e4b\u7c7b\u4e4b\u7c7b\u7684\u3002\u7136\u540e\u6211\u6700\u5148\u7684\u601d\u8def\u662f\u4ec0\u4e48\u5462\uff0c\u662f\u601d\u8003\u8fd9\u4e2afile_exists\u51fd\u6570\u6709\u6ca1\u6709\u4ec0\u4e48\u7279\u6027\u80fd\u6052\u4e3a\u771f\uff0c\u5982\u679c\u5b83\u80fd\u6052\u4e3a\u771f\u90a3\u6211\u5c82\u4e0d\u662f\u5c31\u53ef\u4ee5\u4e3a\u6240\u6b32\u4e3a\u4e86\uff0c\u8fd9\u65f6\u4e00\u7bc7\u6587\u7ae0<\/a>\u5f15\u8d77\u4e86\u6211\u7684\u6ce8\u610f\uff1a<\/p>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
\u4e8e\u662f\u6211\u5929\u771f\u7684\u4ee5\u4e3a\u8fd9\u79cd\u60f3\u6cd5\u662f\u53ef\u4ee5\u5b9e\u73b0\u7684\uff0c\u4e8e\u662f\u6309\u7167\u4ed6\u6240\u8bf4\u7684\u5c1d\u8bd5\u4e86\u4e00\u4e0b\uff0c\u7ed3\u679c\u5b8c\u5168\u5c31\u6ca1\u6cd5\uff0c\u53ef\u6076\uff0c\u4e0d\u77e5\u9053\u4ed6\u90a3\u4e2a\u9898\u5230\u5e95\u662f\u4e2a\u4ec0\u4e48\u60c5\u51b5\u3002\u7136\u540e\u6211\u5f00\u59cb\u601d\u8003\u600e\u4e48\u95ed\u5408\u672b\u5c3e\u7684.doc\uff0c\u9996\u5148\u6211\u60f3\u5230\u7684\u65b9\u6cd5\u662f\u6784\u9020\u4e00\u4e2a1.doc’;select database();.doc\uff0c\u8fd9\u6837sql\u7684\u67e5\u8be2\u8bed\u53e5\u5c31\u53d8\u6210\u4e86select ‘1.doc’;select database();.doc’\uff0c\u8fd9\u6837\u5c31\u5f62\u6210\u4e00\u4e2a\u5806\u53e0\u6ce8\u5165\uff0c\u4ece\u8fd9\u91cc\u5f00\u59cb\u6211\u7684\u601d\u8def\u5df2\u7ecf\u5b8c\u5168\u6b6a\u4e86\uff0c\u6709\u4e24\u4e2a\u5927\u95ee\u9898\uff0c\u7b2c\u4e00\uff0c\u5728\u6570\u636e\u5e93\u91cc\u641c\u7d22”1.doc”\u8fd9\u79cd\u5e26\u6709\u6587\u4ef6\u540e\u7f00\u540d\u7684\u60c5\u51b5\u6211\u4ece\u6765\u5c31\u6ca1\u6709\u89c1\u8fc7\uff0c\u800c\u4e8b\u5b9e\u4e0a\u540e\u53f0\u771f\u5b9e\u7684\u67e5\u8be2\u8bed\u53e5\u786e\u5b9e\u662f\u53ea\u67e5\u8be2\u4e86”1″\uff0c\u4e5f\u5c31\u662f\u622a\u53d6\u4e86.doc\u524d\u9762\u7684\u90e8\u5206\uff1b\u5176\u6b21\uff0c\u6709\u4e2a\u975e\u5e38\u975e\u5e38\u4e25\u91cd\u7684\u95ee\u9898\uff0c\u8fd9\u5bfc\u81f4\u4e86\u6211\u540e\u9762\u6709\u4e9b\u672c\u5730\u6210\u529f\u7684\u6784\u9020\u5728\u7ebf\u4e0a\u4e5f\u67e5\u4e0d\u5230\u6570\u636e\uff0c\u90a3\u5c31\u662f\u2014\u2014\u2014\u8fd9\u4e2a\u9898\u53ea\u80fd\u8054\u5408\u6ce8\u5165\uff0c\u56e0\u4e3a\u6211\u4eec\u8fd9\u91cc\u80fd\u770b\u5230\u6570\u636e\u7684\u6846\u53e3\u662f\u8fd9\u4e2a\u6ce8\u91ca\uff0c\u6240\u4ee5\u53ea\u6709\u5806\u53e0\u6ce8\u5165\u67e5\u8be2\u4e24\u6761\u6570\u636e\u6211\u624d\u80fd\u770b\u5230\u56de\u663e\uff0c\u5426\u5219\u5373\u4f7f\u7528\u67d0\u79cd\u6784\u9020\u8ba9\u6570\u636e\u8ddf\u7740\u67e5\u8be2\u6210\u529f1.doc\u51fa\u6765\u6211\u4eec\u4e5f\u770b\u4e0d\u5230\uff0c\u90a3\u91cc\u7684\u6570\u636e\u5728\u7b2c\u4e00\u4e2a\u6846\u53e3\u3002<\/p>\n\n\n\n
\u6216\u8bb8\u5f88\u96be\u7406\u89e3\uff0c\u6211\u8fd9\u91cc\u653e\u51fa\u6b63\u786e\u7b54\u6848\uff0c\u6211\u6700\u540e\u6210\u529f\u7684\u6784\u9020\u662f1.doc’ union select database() ‘.doc\uff0c\u5f53\u7136\u8fd9\u4e2a\u6784\u9020\u4e5f\u4e0d\u80fd\u7b97\u7edd\u5bf9\u6b63\u786e\uff0c\u81f3\u5c11\u548c\u9884\u671f\u89e3\u4e0d\u540c\uff0c\u8fd9\u4e5f\u5bfc\u81f4\u6211\u540e\u9762\u7528\u4e86\u5176\u4ed6\u6bd4\u8f83\u5201\u94bb\u65b9\u6cd5\u624d\u62ff\u5230\u6570\u636e\u3002<\/p>\n\n\n\n
\u6211\u4eec\u4e0d\u59a8\u53bb\u6570\u636e\u5e93\u770b\u770b\u6267\u884c\u7ed3\u679c\uff1a<\/p>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
\u6211\u4eec\u5047\u8bbe\u8fd9\u4e2a1\u5c31\u662f\u67e5\u8be2\u6587\u4ef6\uff0c\u90a3\u4e48\u7b2c\u4e8c\u4e2a\u6570\u636edatabase()\u4f1a\u662f\u5728\u53e6\u4e00\u884c\u65b0\u7684\u67e5\u8be2\u4e2d\u3002\u800c\u5728\u6211\u7684\u8bd5\u9519\u4e2d\uff0c\u6211\u5c1d\u8bd5\u4e86\u5f88\u591a\u6784\u9020\uff0c\u6211\u4eec\u6765\u770b\u770b\u4e3a\u4ec0\u4e48\u4ed6\u4eec\u4e0d\u80fd\u6210\u529f\u3002<\/p>\n\n\n\n
\u5f53\u65f6\u6211\u6700\u5148\u60f3\u7684\u5806\u53e0\u6ce8\u5165\u561b\uff0c\u6240\u4ee5\u6211\u5148\u60f3\u5230\u7684\u8bed\u53e5\u662f\uff1a1.doc’;select database();.doc\uff0c\u5f53\u7136\uff0c\u6211\u4eec\u73b0\u5728\u77e5\u9053\u6570\u636e\u5e93\u91cc\u67e5\u8be2\u7684\u662f\u622a\u53d6.doc\u524d\u9762\u90a3\u4e2a\u90e8\u5206\uff0c\u4e5f\u5c31\u662f1\uff0c\u6211\u8fd9\u4e2a\u65b9\u6cd5\u5c31\u7b97\u6784\u9020\u51fa\u6765\u80af\u5b9a\u4e5f\u62ff\u4e0d\u5230\u6570\u636e\uff0c\u6240\u4ee5\u6211\u5728\u8fd9\u91cc\u53ea\u662f\u7ed9\u5927\u5bb6\u5206\u4eab\u4e00\u4e0b\u6211\u7684\u601d\u8def\uff0c\u6216\u8bb8\u80fd\u5728\u5176\u4ed6sql\u6ce8\u5165\u76f8\u5173\u7684\u9898\u76ee\u91cc\u6709\u6240\u5e2e\u52a9\u3002\u6211\u5f53\u65f6\u5176\u5b9e\u4e0d\u77e5\u9053\u8fd9\u79cd\u7528\u5206\u53f7\u76f4\u63a5\u5206\u5272\u9519\u8bef\u8bed\u53e5\u80fd\u4e0d\u80fd\u6210\u529f\u6267\u884c\uff0c\u4e8e\u662f\u6211\u5148\u627e\u4e86\u4e2a\u5728\u7ebf\u5e73\u53f0\u8bd5\u4e86\u8bd5\uff1a<\/p>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
\u53ef\u4ee5\u770b\u5230\u867d\u7136\u6709\u62a5\u9519\uff0c\u4f46\u8fd8\u662f\u6267\u884c\u6210\u529f\u4e86\u7684\uff0c\u4e8e\u662f\u6211\u4ee5\u4e3a\u8fd9\u79cd\u65b9\u6cd5\u662f\u53ef\u4ee5\u7684\uff0c\u4e8e\u662f\u62ff\u5230\u9898\u76ee\u73af\u5883\u91cc\u5c1d\u8bd5\uff0c\u4f46\u662f\u600e\u4e48\u90fd\u62ff\u4e0d\u5230\u6570\u636e\uff0c\u6700\u540e\u6211\u672c\u5730\u8bd5\u4e86\u4e0b\uff0c\u8fd9\u624d\u77e5\u9053\u8fd9\u6837\u662f\u4e0d\u884c\u7684\uff1a<\/p>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
\u7136\u540e\u6211\u60f3\u5230\u80fd\u4e0d\u80fd\u7528\u5176\u4ed6\u65b9\u6cd5\u95ed\u5408\u672b\u5c3e\u7684”.doc”\uff0c\u6700\u7b80\u5355\u7684\u5c31\u662f\u6ce8\u91ca\u7b26\u561b\uff0c\u6bd4\u5982#\uff0c–+\uff0c\/*\u3002<\/p>\n\n\n\n
\u7136\u800c\u8fd9\u4e9b\u7b26\u53f7\u5404\u6709\u5404\u7684\u7f3a\u70b9\uff0c\u7279\u522b\u662f\u90a3\u79cd\u540c\u65f6\u5728php\u548csql\u4e2d\u5145\u5f53\u6ce8\u91ca\u7b26\u7684\u7b26\u53f7\u5373#\u548c\/*\uff0c \u4ed6\u4eec\u4f1a\u5bfc\u81f4\u6587\u4ef6\u540d\u76f4\u63a5\u5c11\u4e86\u4e00\u6bb5\uff0c\u6839\u672c\u5c31\u67e5\u4e0d\u5230\u8fd9\u4e2a\u6587\u4ef6\uff1a<\/p>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
\u53ef\u4ee5\u770b\u5230\u65e2\u7136\u5b58\u5728\u4e86#\uff0c\u6587\u4ef6\u4e5f\u5c31\u88ab\u622a\u65ad\u4e86\uff0c\u6839\u672c\u5c31\u4e0d\u80fd\u5b58\u5728\u8fd9\u4e2a\u6587\u4ef6\uff0c\u60f3\u8981\u4ece\u6ce8\u91ca\u91cc\u62ff\u5230\u6570\u636e\u4e5f\u53ea\u80fd\u662f\u65e0\u7a3d\u4e4b\u8c08\u3002\u800c\/*\u8fd8\u8981\u7279\u6b8a\u4e00\u70b9\uff0c\u5728php\u91cc\u4f46\u8d70\u4e00\u4e2a\/*\u540e\u9762\u7684\u6240\u6709\u4e1c\u897f\u5c31\u90fd\u53d8\u6210\u6ce8\u91ca\u4e86\uff0c\u800csql\u91cc\u5fc5\u987b\u524d\u540e\u5bf9\u5e94\uff0c\u65e2\u6709\/*\u53c8\u6709*\/\uff0c\u5426\u5219\u5c31\u62a5\u9519\uff1a<\/p>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
\u800c–+\u6bd4\u8f83\u715e\u7b14\uff0c\u4e24\u4e2a\u51cf\u53f7-\u8fde\u5728\u4e00\u8d77\u5c31\u81ea\u52a8\u53d8\u6210\u7a7a\u683c\uff0c\u7528\u7f16\u7801\u4e5f\u4e0d\u884c\uff0c\u56e0\u6b64\u8fd9\u79cd\u60f3\u6cd5\u662f\u8d70\u4e0d\u901a\u7684\u3002<\/p>\n\n\n\n
\u7136\u540e\u6211\u7ec8\u4e8e\u60f3\u8d77\u6765\u8fd9\u4e2a\u9898\u662f\u8054\u5408\u6ce8\u5165\u4e86\uff0c\u4e8e\u662f\u6784\u9020\u51fa\u6765\u4e8612.doc union select database() union select 31.doc\u8fd9\u79cd\uff0c\u7136\u800c\u6ca1\u6709\u67e5\u5230\u6570\u636e\u3002<\/p>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
\u5f53\u7136\uff0c\u8fd9\u65f6\u5019\u6211\u5ffd\u7565\u4e86\u5f15\u53f7\uff0c\u4e5f\u5ffd\u7565\u4e86\u67e5\u8be2\u8bed\u53e5\u622a\u53d6\u7684\u662f\u524d\u9762\u90e8\u5206\u8fd9\u4e2a\u95ee\u9898\uff0c\u5f53\u65f6\u6211\u672c\u5730\u6d4b\u8bd5\u7684\u65f6\u5019\u662f\u53ef\u4ee5\u6210\u529f\u7684\uff1a<\/p>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
\u90a3\u65f6\u56e0\u4e3a\u6ca1\u67e5\u5230\u6570\u636e\u6240\u4ee5\u653e\u5f03\u4e86\u8fd9\u79cd\u601d\u8def\uff0c\u73b0\u5728\u6211\u4eec\u518d\u6765\u601d\u8003\u8fd9\u79cd\u6784\u9020\u65b9\u5f0f\u80fd\u4e0d\u80fd\u6210\u529f\u5462\uff0c\u5f53\u7136\u662f\u53ef\u4ee5\u7684\uff0c\u53ea\u8981\u628a\u90a3\u4e24\u4e2a\u95ee\u9898\u89e3\u51b3\u4e00\u4e0b\u5c31\u884c\u4e86\uff0c\u95ed\u5408\u4e00\u4e0b\u5355\u5f15\u53f7\u548c\u6ce8\u610f\u662f\u622a\u53d6.doc\u524d\u9762\u7684\u90e8\u5206\uff1a<\/p>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
43' union select database() union select '.doc <\/code><\/pre>\n\n\n\n
\u8fd9\u65f6\u540e\u53f0\u7684\u67e5\u8be2\u8bed\u53e5\u662f:select ’43’ union select database() union select ‘.doc’\uff0c\u6240\u4ee5\u53ea\u8981\u5b58\u5728\u4e2a43.doc\u5c31\u80fd\u6ee1\u8db3\u6761\u4ef6\u62ff\u5230\u6570\u636e\u4e86\u3002<\/p>\n\n\n\n
\u653e\u5f03\u8fd9\u4e2a\u601d\u8def\u540e\uff0c\u6211\u4ece\u7f51\u4e0a\u627e\u5230\u601d\u8def<\/a>\u53d1\u73b0\u4e86\u4e00\u79cd\u672c\u5730\u53ef\u4ee5\u6210\u529f\u4f46\u7ebf\u4e0a\u5931\u8d25\u7684\u65b9\u6cd5:<\/p>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
\u6211\u4eec\u6765\u601d\u8003\u4e3a\u4ec0\u4e48\u8fd9\u79cd\u6784\u9020\u67e5\u4e0d\u51fa\u6570\u636e\uff0c\u662f\u56e0\u4e3a\u90a3\u4e2a15.doc\u5417\uff1f\u6211\u4eec\u6539\u6210\u7eaf\u6570\u5b57\u8bd5\u8bd5\uff1a<\/p>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
\u4e3a\u4ec0\u4e48\u8fd8\u662f\u6ca1\u6709\u6570\u636e\u5462\uff1f\ud83e\udd14\ud83e\udd14\u8fd9\u5c31\u8bf4\u5230\u4e86\u4e0a\u9762\u90a3\u4e2a\u95ee\u9898\u3002\u5728\u4e00\u822c\u6211\u4eec\u505asql\u6ce8\u5165\u9898\u76ee\u7684\u65f6\u5019\u90fd\u9700\u8981\u5148\u7528order by\u6765\u5224\u65ad\u5217\u6570\uff0c\u7136\u540e\u7528\u7c7b\u4f3cselect 1,database(),3,4\u7684\u65b9\u6cd5\u6765\u62ff\u5230\u6570\u636e\uff0c\u8fd9\u4e2a1,3,4\u786e\u5b9e\u6ca1\u6709\u4ec0\u4e48\u7528\uff0c\u4f46\u9700\u8981\u5c06\u5b83\u505a\u5230\u5360\u4f4d\u7684\u4f4d\u7f6e\uff0c\u4e00\u4e2a\u7f51\u7ad9\u53ef\u80fd\u6709\u597d\u51e0\u4e2a\u770b\u6570\u636e\u7684\u7a97\u53e3\uff0c\u4f46\u53ea\u6709\u90a3\u4e2a2\u662f\u6211\u4eec\u53ef\u4ee5\u62ff\u5230sql\u6ce8\u5165\u7ed3\u679c\u7684\uff0c\u800c\u8fd9\u79cd\u65b9\u6cd5\u7684\u6570\u636e\u90fd\u96c6\u4e2d\u5728\u7b2c\u4e00\u5217\u91cc\u53bb\u4e86\uff0c\u800c\u90a3\u4e2a\u6ce8\u91ca\u662f\u5728\u7b2c\u4e8c\u5217\uff0c\u6240\u4ee5\u8fd9\u79cd\u505a\u6cd5\u4e0d\u884c\uff0c\u6211\u4eec\u53ea\u80fd\u7528\u8054\u5408\u6ce8\u5165\u3002<\/p>\n\n\n\n
\u76f4\u5230\u6700\u540e\u6211\u624d\u60f3\u5230\u4e86\u6b63\u786e\u7684\u6784\u9020\u65b9\u6cd5\uff0c\u4f46\u5f53\u6211\u60f3\u67e5\u5b8c\u6570\u636e\u5e93\u60f3\u8981\u7ee7\u7eed\u67e5\u8be2\u65f6\uff0c\u5374\u53d1\u73b0\u81ea\u5df1\u600e\u4e48\u4ec0\u4e48\u90fd\u67e5\u4e0d\u51fa\u6765\uff1a<\/p>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
\u8fd9\u53c8\u662f\u4e3a\u4ec0\u4e48\u5462\uff1f\u660e\u660e\u8bed\u53e5\u90fd\u662f\u6b63\u786e\u7684\uff0c\u4e3a\u4ec0\u4e48\u521a\u521a\u80fd\u67e5\u51fa\u6765\u6570\u636e\u5e93\uff0c\u73b0\u5728\u5374\u4ec0\u4e48\u90fd\u67e5\u4e0d\u5230\uff0c\u96be\u9053\u662f\u56e0\u4e3a\u6ca1\u6709information_schema\u5417\uff1f\ud83e\udd14\ud83e\udd14\u90a3\u65f6\u6211\u7684\u60f3\u6cd5\u662f\u6216\u8005\u8fd9\u4e2a\u6570\u636e\u5e93\u4e0d\u662f\u5e38\u89c1\u7684sql\uff0c\u800c\u662fredis\uff0cMongoDB\u7b49\u5176\u4ed6\u6570\u636e\u5e93\uff0c\u4e4b\u6240\u4ee5\u6211\u80fd\u7528select database()\u67e5\u51fa\u6570\u636e\u5176\u5b9e\u53ea\u662f\u4e00\u4e2a\u7f8e\u5999\u7684\u5de7\u5408\u3002\u4e8e\u662f\u6211\u8bd5\u7740\u7528select version()\u67e5\u4e86\u4e0b\u6570\u636e\u5e93\u7684\u7248\u672c\u548c\u540d\u5b57\uff0c\u53d1\u73b0\u4ed6\u662fMariaDB\u3002<\/p>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
\u4f46\u6211\u5176\u5b9e\u4e0d\u61c2\u8fd9\u662f\u5565\uff0c\u4e8e\u662f\u53bb\u7f51\u4e0a\u641c\u4e86\u4e00\u7bc7\u5176\u4ed6\u4eba\u6ce8\u5165MariaDB\u7684\u8fc7\u7a0b<\/a>\uff0c\u53d1\u73b0\u5176\u4e2d\u8fd0\u7528\u4e86\u53cc\u6ce8\u5165\u8fd9\u79cd\u65b9\u6cd5\u3002<\/p>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
\u6211\u5176\u5b9e\u4e5f\u4e0d\u61c2\u8fd9\u65b9\u6cd5\u662f\u5565\uff0c\u53ea\u662f\u7167\u732b\u753b\u864e\uff0c\u6700\u540e\u8fd8\u662f\u6210\u529f\u628a\u8fd9\u9053\u9898\u505a\u51fa\u6765\u4e86\uff1a<\/p>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
'union select (select group_concat(table_name) from information_schema.tables where table_schema=database())'.doc<\/code><\/pre>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
'union select (select group_concat(column_name)  from information_schema.columns where table_name='flag')'.doc<\/code><\/pre>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
'union select (select group_concat(flag)) from flag)'.doc<\/code><\/pre>\n\n\n\n
\u4e0d\u8fc7\u4e8b\u5b9e\u4e0a\u5f53\u6bd4\u8d5b\u540e\u6211\u770b\u4e86\u5b98\u65b9wp\u540e\u53d1\u73b0\u5176\u5b9e\u8fd9\u5e76\u4e0d\u662f\u9884\u671f\u89e3\uff0c\u5b66\u957f\u4e5f\u6ca1\u5148\u60f3\u8fc7\u7528\u4e2a\u4ec0\u4e48\u5176\u4ed6\u6570\u636e\u5e93\u4e3a\u96be\u6211\u4eec\uff0c\u8fd9\u4e00\u5207\u5176\u5b9e\u53ea\u662f\u4e00\u4e2a\u7f8e\u4e3d\u7684\u5de7\u5408\u3002<\/p>\n\n\n\n
\u9884\u671f\u89e3\u7684\u95ed\u5408\u8bed\u53e5\u662f\uff1a<\/p>\n\n\n\n
' and 1=2 union select xxx from xxx where '.doc'='.doc<\/code><\/pre>\n\n\n\n
\u8fd9\u6837\u540e\u53f0\u63a5\u53d7\u5230\u7684\u6570\u636e\u5c31\u53d8\u6210\u4e86<\/p>\n\n\n\n
select \"1\" and 1=2 union select xxx from xxx where '.doc'='.doc'<\/code><\/pre>\n\n\n\n
\u81ea\u7136\u5c31\u53ef\u6b63\u5e38\u67e5\u8be2\u4e86\u3002<\/p>\n\n\n\n
\u800c\u8fd9\u91cc\u7684\u53cc\u6ce8\u5165\u5176\u5b9e\u662f\u53ea\u662f\u4e3a\u4e86\u5206\u5272\u90a3\u4e2a’.doc’\uff0c\u9632\u6b62\u8bed\u53e5\u88ab\u5e72\u6270\u7f62\u4e86<\/p>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
\"\"<\/div><\/figure>\n","protected":false},"excerpt":{"rendered":"
Windows\u548cLinux\u6362\u884c\u7b26\u4e0d\u540c \u8fd9\u4e2a\u95ee\u9898\u5728long long ago\u6211\u5c31\u9047\u5230\u4e86\uff0c\u4e5f\u5e78\u4e8f\u5982\u6b64\u8fd9\u6b21\u5f88\u5feb\u5c31\u53d1\u73b0 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-408","post","type-post","status-publish","format-standard","hentry","category-1"],"_links":{"self":[{"href":"https:\/\/fushuling.com\/index.php\/wp-json\/wp\/v2\/posts\/408","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fushuling.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fushuling.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fushuling.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fushuling.com\/index.php\/wp-json\/wp\/v2\/comments?post=408"}],"version-history":[{"count":8,"href":"https:\/\/fushuling.com\/index.php\/wp-json\/wp\/v2\/posts\/408\/revisions"}],"predecessor-version":[{"id":451,"href":"https:\/\/fushuling.com\/index.php\/wp-json\/wp\/v2\/posts\/408\/revisions\/451"}],"wp:attachment":[{"href":"https:\/\/fushuling.com\/index.php\/wp-json\/wp\/v2\/media?parent=408"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fushuling.com\/index.php\/wp-json\/wp\/v2\/categories?post=408"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fushuling.com\/index.php\/wp-json\/wp\/v2\/tags?post=408"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}