{"id":48222,"date":"2024-12-02T16:47:57","date_gmt":"2024-12-02T08:47:57","guid":{"rendered":"https:\/\/fwq.ai\/blog\/48222\/"},"modified":"2024-12-02T16:47:57","modified_gmt":"2024-12-02T08:47:57","slug":"ph%e5%87%bd%e6%95%b0%e5%ae%89%e5%85%a8%e9%97%ae%e9%a2%98%e4%b8%8e%e4%bb%a3%e7%a0%81%e5%ae%a1%e8%ae%a1%e7%9a%84%e5%85%b3%e7%b3%bb","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/48222\/","title":{"rendered":"ph\u51fd\u6570\u5b89\u5168\u95ee\u9898\u4e0e\u4ee3\u7801\u5ba1\u8ba1\u7684\u5173\u7cfb"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>ph\u51fd\u6570\u5b89\u5168\u95ee\u9898\u4e0e\u4ee3\u7801\u5ba1\u8ba1\u7684\u5173\u7cfb<\/h1>\n<p>\u7f16\u7a0b\u5e76\u4e0d\u662f\u4e00\u4e2a\u673a\u68b0\u6027\u7684\u5de5\u4f5c\uff0c\u800c\u662f\u9700\u8981\u6709\u601d\u8003\uff0c\u6709\u521b\u65b0\u7684\u5de5\u4f5c\uff0c\u8bed\u6cd5\u662f\u56fa\u5b9a\u7684\uff0c\u4f46\u89e3\u51b3\u95ee\u9898\u7684\u601d\u8def\u5219\u662f\u4f9d\u9760\u4eba\u7684\u601d\u7ef4\uff0c\u8fd9\u5c31\u9700\u8981\u6211\u4eec\u575a\u6301\u5b66\u4e60\u548c\u66f4\u65b0\u81ea\u5df1\u7684\u77e5\u8bc6\u3002\u4eca\u5929\u7c73\u4e91\u5c31\u6574\u7406\u5206\u4eab\u300aph\u51fd\u6570\u5b89\u5168\u95ee\u9898\u4e0e\u4ee3\u7801\u5ba1\u8ba1\u7684\u5173\u7cfb\u300b\uff0c\u6587\u7ae0\u8bb2\u89e3\u7684\u77e5\u8bc6\u70b9\u4e3b\u8981\u5305\u62ec\uff0c\u5982\u679c\u4f60\u5bf9\u6587\u7ae0\u65b9\u9762\u7684\u77e5\u8bc6\u70b9\u611f\u5174\u8da3\uff0c\u5c31\u4e0d\u8981\u9519\u8fc7\u7c73\u4e91\uff0c\u5728\u8fd9\u53ef\u4ee5\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u52a9\u529b\u5f00\u53d1\u80fd\u529b\u7684\u63d0\u5347\u3002<\/p>\n<p>pH\u51fd\u6570\u5b89\u5168\u95ee\u9898\u4e25\u91cd\u5f71\u54cdWeb\u5e94\u7528\u7a0b\u5e8f\u5b89\u5168\u6027\uff0c\u800c\u4ee3\u7801\u5ba1\u8ba1\u901a\u8fc7\u68c0\u67e5\u4ee3\u7801\u4e2d\u7684\u5b89\u5168\u95ee\u9898\u6765\u5e2e\u52a9\u8bc6\u522b\u548c\u7f13\u89e3\u8fd9\u4e9b\u98ce\u9669\u3002\u4ee3\u7801\u5ba1\u8ba1\u4e2d\uff0c\u5ba1\u6838\u4eba\u5458\u4f1a\u68c0\u67e5\u4ee5\u4e0b\u5185\u5bb9\u4ee5\u786e\u4fddpH\u51fd\u6570\u5b89\u5168\u4f7f\u7528\uff1a1. \u8f93\u5165\u9a8c\u8bc1\uff1b2. \u8f6c\u4e49\uff1b3. \u53c2\u6570\u5316\u67e5\u8be2\uff1b4. CSRF\u9632\u62a4\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241027\/1730000855671db7d79051c.jpg\" class=\"aligncenter\" title=\"ph\u51fd\u6570\u5b89\u5168\u95ee\u9898\u4e0e\u4ee3\u7801\u5ba1\u8ba1\u7684\u5173\u7cfb\u63d2\u56fe\" alt=\"ph\u51fd\u6570\u5b89\u5168\u95ee\u9898\u4e0e\u4ee3\u7801\u5ba1\u8ba1\u7684\u5173\u7cfb\u63d2\u56fe\" \/><\/p>\n<p><strong>ph\u51fd\u6570\u5b89\u5168\u95ee\u9898\u4e0e\u4ee3\u7801\u5ba1\u8ba1\u7684\u5173\u7cfb<\/strong><\/p>\n<p><strong>\u7b80\u4ecb<\/strong><\/p>\n<p>pH\u51fd\u6570\u662fPHP\u4e2d\u89e3\u6790HTTP\u8bf7\u6c42\u7684\u5185\u5efa\u51fd\u6570\u3002\u9519\u8bef\u5730\u4f7f\u7528pH\u51fd\u6570\u53ef\u80fd\u4f1a\u5bfc\u81f4\u5b89\u5168\u6f0f\u6d1e\uff0c\u4f8b\u5982XSS\u6216SQL\u6ce8\u5165\u3002\u4ee3\u7801\u5ba1\u8ba1\u662f\u4e00\u79cd\u5ba1\u67e5\u8f6f\u4ef6\u4ee3\u7801\u4ee5\u8bc6\u522b\u6f0f\u6d1e\u7684\u6280\u672f\u3002\u672c\u6587\u5c06\u63a2\u8ba8pH\u51fd\u6570\u5b89\u5168\u95ee\u9898\u4e0e\u4ee3\u7801\u5ba1\u8ba1\u4e4b\u95f4\u7684\u5173\u7cfb\uff0c\u5e76\u63d0\u4f9b\u4e00\u4e2a\u5b9e\u6218\u6848\u4f8b\u3002<\/p>\n<p><strong>pH\u51fd\u6570\u7684\u5b89\u5168\u95ee\u9898<\/strong><\/p>\n<p>pH\u51fd\u6570\u53ef\u7528\u4e8e\u4ece\u8bf7\u6c42\u4e2d\u68c0\u7d22GET\u3001POST\u6216COOKIE\u53d8\u91cf\u3002\u5982\u679c\u4e0d\u68c0\u67e5\u548c\u8fc7\u6ee4\u7528\u6237\u8f93\u5165\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u4ee5\u4e0b\u5b89\u5168\u95ee\u9898\uff1a<\/p>\n<ul>\n<li><strong>XSS\uff08\u8de8\u7ad9\u811a\u672c\uff09\uff1a<\/strong>\u5141\u8bb8\u653b\u51fb\u8005\u5728\u53d7\u5bb3\u8005\u6d4f\u89c8\u5668\u4e2d\u6267\u884c\u6076\u610f\u4ee3\u7801\u3002<\/li>\n<li><strong>SQL\u6ce8\u5165\uff1a<\/strong>\u4f7f\u653b\u51fb\u8005\u80fd\u591f\u8bbf\u95ee\u6216\u4fee\u6539\u6570\u636e\u5e93\u3002<\/li>\n<li><strong>\u8868\u5355\u4f2a\u9020\u8bf7\u6c42\uff08CSRF\uff09\uff1a<\/strong>\u653b\u51fb\u8005\u6b3a\u9a97\u53d7\u5bb3\u8005\u63d0\u4ea4\u6076\u610f\u8868\u5355\uff0c\u6267\u884c\u4ed6\u4eec\u65e0\u6743\u6267\u884c\u7684\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<p><strong>\u4ee3\u7801\u5ba1\u8ba1\u4e2dpH\u51fd\u6570\u7684\u5b89\u5168\u68c0\u67e5<\/strong><\/p>\n<p>\u4ee3\u7801\u5ba1\u8ba1\u4e2d\uff0c\u5ba1\u6838\u4eba\u5458\u4f1a\u68c0\u67e5\u4ee5\u4e0b\u5185\u5bb9\uff0c\u4ee5\u786e\u4fddpH\u51fd\u6570\u5b89\u5168\u4f7f\u7528\uff1a<\/p>\n<ul>\n<li><strong>\u8f93\u5165\u9a8c\u8bc1\uff1a<\/strong>\u68c0\u67e5\u662f\u5426\u5b58\u5728\u8fc7\u6ee4\u548c\u9a8c\u8bc1\u7528\u6237\u8f93\u5165\u7684\u4ee3\u7801\u3002<\/li>\n<li><strong>\u8f6c\u4e49\uff1a<\/strong>\u662f\u5426\u5b58\u5728\u5bf9\u8f93\u51fa\u8fdb\u884c\u8f6c\u4e49\u4ee5\u9632\u6b62XSS\u7684\u4ee3\u7801\u3002<\/li>\n<li><strong>\u53c2\u6570\u5316\u67e5\u8be2\uff1a<\/strong>\u662f\u5426\u5b58\u5728\u4f7f\u7528\u53c2\u6570\u5316\u67e5\u8be2\u6765\u9632\u6b62SQL\u6ce8\u5165\u7684\u4ee3\u7801\u3002<\/li>\n<li><strong>CSRF\u9632\u62a4\uff1a<\/strong>\u662f\u5426\u5b58\u5728CSRF\u4ee4\u724c\u6216\u5176\u4ed6\u673a\u5236\u6765\u9632\u6b62 CSRF \u653b\u51fb\u3002<\/li>\n<\/ul>\n<p><strong>\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n<p>\u8003\u8651\u4ee5\u4e0b\u4ee3\u7801\u7247\u6bb5\uff1a<\/p>\n<pre>$username = $_GET['username'];\n$sql = \"SELECT * FROM users WHERE username = '$username'\";<\/pre>\n<p>\u8be5\u4ee3\u7801\u7247\u6bb5\u4e2d\uff0c\u7528\u6237\u8f93\u5165\uff08username\uff09\u76f4\u63a5\u7528\u4e8e\u6784\u5efaSQL\u67e5\u8be2\uff0c\u8fd9\u53ef\u80fd\u4f1a\u5bfc\u81f4SQL\u6ce8\u5165\u6f0f\u6d1e\u3002\u4e3a\u4e86\u4fee\u590d\u6b64\u6f0f\u6d1e\uff0c\u53ef\u4ee5\u5bf9\u7528\u6237\u8f93\u5165\u8fdb\u884c\u8f6c\u4e49\u5e76\u4f7f\u7528\u53c2\u6570\u5316\u67e5\u8be2\uff1a<\/p>\n<pre>$username = mysqli_real_escape_string($conn, $_GET['username']);\n$sql = \"SELECT * FROM users WHERE username = ?\";<\/pre>\n<p><strong>\u7ed3\u8bba<\/strong><\/p>\n<p>pH\u51fd\u6570\u5b89\u5168\u95ee\u9898\u4e25\u91cd\u5f71\u54cd\u4e86Web\u5e94\u7528\u7a0b\u5e8f\u7684\u5b89\u5168\u6027\u3002\u4ee3\u7801\u5ba1\u8ba1\u901a\u8fc7\u68c0\u67e5\u4ee3\u7801\u4e2d\u7684\u5b89\u5168\u95ee\u9898\u6765\u5e2e\u52a9\u8bc6\u522b\u548c\u7f13\u89e3\u8fd9\u4e9b\u98ce\u9669\u3002\u901a\u8fc7\u4ed4\u7ec6\u68c0\u67e5pH\u51fd\u6570\u7684\u4f7f\u7528\uff0c\u5ba1\u6838\u4eba\u5458\u53ef\u4ee5\u786e\u4fddWeb\u5e94\u7528\u7a0b\u5e8f\u514d\u53d7\u653b\u51fb\u3002<\/p>\n<p>\u4eca\u5929\u5173\u4e8e\u300aph\u51fd\u6570\u5b89\u5168\u95ee\u9898\u4e0e\u4ee3\u7801\u5ba1\u8ba1\u7684\u5173\u7cfb\u300b\u7684\u5185\u5bb9\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\uff0c\u5982\u679c\u6709\u4ec0\u4e48\u7591\u95ee\u6216\u8005\u5efa\u8bae\uff0c\u53ef\u4ee5\u5728\u7c73\u4e91\u516c\u4f17\u53f7\u4e0b\u591a\u591a\u56de\u590d\u4ea4\u6d41\uff1b\u6587\u4e2d\u82e5\u6709\u4e0d\u6b63\u4e4b\u5904\uff0c\u4e5f\u5e0c\u671b\u56de\u590d\u7559\u8a00\u4ee5\u544a\u77e5\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>ph\u51fd\u6570\u5b89\u5168\u95ee\u9898\u4e0e\u4ee3\u7801\u5ba1\u8ba1\u7684\u5173\u7cfb 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