{"id":3750,"date":"2025-05-17T22:04:07","date_gmt":"2025-05-17T14:04:07","guid":{"rendered":"https:\/\/fushuling.com\/?p=3750"},"modified":"2025-05-18T17:40:33","modified_gmt":"2025-05-18T09:40:33","slug":"codeql%e5%85%a5%e9%97%a8","status":"publish","type":"post","link":"https:\/\/fushuling.com\/index.php\/2025\/05\/17\/codeql%e5%85%a5%e9%97%a8\/","title":{"rendered":"CodeQL\u5165\u95e8"},"content":{"rendered":"\n<h1 class=\"wp-block-heading\">\u524d\u8a00<\/h1>\n\n\n\n<p>CodeQL \u662f GitHub\uff08\u5b9e\u9645\u4e0a\u662fGithub\u6536\u8d2d\u7684\uff09\u63a8\u51fa\u7684\u4e00\u79cd<strong>\u4ee3\u7801\u5206\u6790\u5f15\u64ce\u548c\u67e5\u8be2\u8bed\u8a00<\/strong>\uff0c\u7528\u4e8e<strong>\u67e5\u627e\u8f6f\u4ef6\u4e2d\u7684\u6f0f\u6d1e\u548c\u5b89\u5168\u95ee\u9898<\/strong>\u3002\u5b83\u7684\u6838\u5fc3\u7406\u5ff5\u662f\u5c06\u4ee3\u7801\u8868\u793a\u6210\u4e00\u79cd\u53ef\u4ee5\u67e5\u8be2\u7684\u6570\u636e\u5e93\u7ed3\u6784\uff0c\u5f00\u53d1\u8005\u6216\u7814\u7a76\u4eba\u5458\u53ef\u4ee5\u50cf\u67e5\u8be2\u6570\u636e\u5e93\u4e00\u6837\u67e5\u8be2\u4ee3\u7801\u7684\u7ed3\u6784\u548c\u884c\u4e3a\uff0c\u7b80\u5355\u6765\u8bf4\u5c31\u662f\u4e00\u79cd\u53ef\u4ee5\u901a\u8fc7\u7f16\u5199 <code>QL<\/code> \u5236\u5b9a\u89c4\u5219\u7684\u9759\u6001\u5206\u6790\u5de5\u5177(SAST)\u3002<\/p>\n\n\n\n<p>\u6211\u81ea\u5df1\u4e5f\u52c9\u5f3a\u7b97\u662f\u641eSAST\u7684\uff0c\u6240\u4ee5\u5bf9\u4e8e\u73b0\u5728\u5e02\u9762\u4e0a\u8fd9\u4e9b\u6210\u719f\u7684SAST\u5de5\u5177\u7684\u539f\u7406\u8fd8\u662f\u86ee\u597d\u5947\u7684\uff0c\u56e0\u4e3a\u6211\u4e4b\u524d\u5f00\u53d1TaintScaner\u7684\u65f6\u5019\u5176\u5b9e\u5b8c\u5168\u6ca1\u6709\u4e86\u89e3\u8fc7\u5176\u4ed6\u7684SAST\u7684\u539f\u7406\uff0c\u7eaf\u7cb9\u662f\u770b\u5b8c\u5357\u5927\u8f6f\u4ef6\u5206\u6790\u8bfe\u540e\uff0c\u51ed\u501f\u4e00\u79cd\u60ca\u4eba\u7684\u76f4\u89c9\u5f00\u53d1\u7684\uff0c\u56e0\u6b64\u5f88\u591a\u4e1c\u897f\u90fd\u662f\u81ea\u5df1\u60f3\u5f53\u7136\u7684\u5b9e\u73b0\u7684\uff0c\u5b8c\u5168\u4e0d\u77e5\u9053\u5982\u4eca\u6210\u719f\u7684\u65b9\u6848\u662f\u4ec0\u4e48\uff0c\u6240\u4ee5\u6700\u8fd1\u51c6\u5907\u7cfb\u7edf\u5b66\u4e60\u4e00\u4e0b\u8fd9\u4e9b\u6210\u719f\u7684SAST\u5de5\u5177\u7684\u539f\u7406\uff0c\u76ee\u524d\u7684\u8ba1\u5212\u662fCodeql\u3001soot\u548ctai-e\uff0c\u540e\u9762\u8003\u8651\u770b\u4e00\u4e0btabby\u7b49\u7b49\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\">\u539f\u7406\u6d45\u6790<\/h1>\n\n\n\n<p>\u5f53\u7136\uff0cCodeQL\u4f5c\u4e3a\u4e00\u4e2a\u4e0d\u5f00\u6e90\u7684\u6c61\u70b9\u5206\u6790\u5de5\u5177\uff0c\u4e5f\u6ca1\u6cd5\u4ece\u6e90\u7801\u89d2\u5ea6\u5206\u6790\u5b83\u7684\u6c61\u70b9\u4f20\u64ad\u539f\u7406\uff0c\u6211\u8fd9\u91cc\u4e3b\u8981\u662f\u770b\u7684\u5176\u4ed6\u5927\u4f6c\u7684\u535a\u5ba2\u3002<\/p>\n\n\n\n<p>codeql \u6574\u4e2a\u6f0f\u6d1e\u626b\u63cf\u53ef\u4ee5\u5206\u4e3a\u4e24\u90e8\u5206\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>AST \u6570\u636e\u5e93\u521b\u5efa\uff0c\u901a\u8fc7\u547d\u4ee4\u884c\u5de5\u5177\u5373\u53ef<\/li>\n\n\n\n<li>\u89c4\u5219\u7f16\u5199\uff0c\u7c7b\u4f3c SQL \u7684\u8bed\u6cd5\u6765\u7f16\u5199\u6f0f\u6d1e\u67e5\u8be2\u89c4\u5219<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQmXvXbd5GHu47AnC52VmAR7mCAxA6eWD3t2wk8daEKa838-18-3.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQmXvXbd5GHu47AnC52VmAR7mCAxA6eWD3t2wk8daEKa838-18-3.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\"\/><\/div><\/figure>\n\n\n\n<p>\u7f16\u8bd1\u51fa\u6765\u7684\u6570\u636e\u5e93\u4e2d\uff0c\u5728db-java\u76ee\u5f55\u91cc\u88c5\u7684\u662f\u4ee3\u7801\u89e3\u6790\u51fa\u6765\u7684AST\uff0c\u6240\u4ee5\u8bf4Codeql\u5176\u5b9e\u662f\u5728AST\u5c42\u4e0a\u505a\u7684\u6c61\u70b9\u4f20\u64ad\uff0c\u8fd9\u4e00\u70b9\u6211\u8fd8\u662f\u86ee\u5403\u60ca\u7684\uff0c\u56e0\u4e3a\u6211\u4e4b\u524d\u611f\u89c9AST\u5c42\u662f\u641e\u4e0d\u4e86\u6c61\u70b9\u5206\u6790\u7684\uff0c\u56e0\u4e3a\u592a\u590d\u6742\u4e86\uff0c\u6211\u8fd8\u4ee5\u4e3a\u5927\u4f19\u90fd\u4f1a\u5229\u7528IR\u6765\u62bd\u8c61\u4ee3\u7801\u7684\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\">\u73af\u5883\u642d\u5efa<\/h1>\n\n\n\n<p><code>CodeQL<\/code>\u5206\u5f15\u64ce\u548c<code>SDK<\/code>\u4e24\u90e8\u5206\uff0c\u5f15\u64ce\u90e8\u5206\u4e0d\u5f00\u6e90\uff0c\u4e3b\u8981\u8d1f\u8d23\u89e3\u6790\u89c4\u5219\u3002<code>SDK<\/code>\u662f\u5f00\u6e90\u7684\uff0c\u5305\u542b\u5f88\u591a\u6f0f\u6d1e\u89c4\u5219\uff0c\u4e5f\u53ef\u4ee5\u81ea\u5df1\u5199\u6f0f\u6d1e\u89c4\u5219\u8fdb\u884c\u4f7f\u7528\u3002<\/p>\n\n\n\n<p>\u5f15\u64ce\u5730\u5740\uff1a<a href=\"https:\/\/github.com\/github\/codeql-cli-binaries\/releases\">https:\/\/github.com\/github\/codeql-cli-binaries\/releases<\/a>\uff0c\u63a5\u7740\u914d\u4e00\u4e0b\u73af\u5883\u53d8\u91cf\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250517-165004-17-1.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250517-165004-17-1.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\"\/><\/div><\/figure>\n\n\n\n<p>\u63a5\u7740\u53bb\u5b89\u88c5sdk\uff1a<a href=\"https:\/\/github.com\/github\/codeql\">https:\/\/github.com\/github\/codeql<\/a>\uff0c\u628a\u5b83\u6539\u540d\u6210ql\uff0c\u653e\u5728\u4e4b\u524d\u5f15\u64ce\u7684\u540c\u76ee\u5f55\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250517-165439-17-2.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250517-165439-17-2.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" style=\"width:635px;height:auto\"\/><\/div><\/figure>\n\n\n\n<p>\u63a5\u7740\u6211\u4eec\u5728vscode\u5b89\u88c5\u63d2\u4ef6\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250517-165723-17-3.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250517-165723-17-3.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\"\/><\/div><\/figure>\n\n\n\n<p>\u6dfb\u52a0\u4e00\u4e0b\u53ef\u6267\u884c\u6587\u4ef6\u7684\u4f4d\u7f6e\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250517-172937-17-6.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250517-172937-17-6.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" style=\"width:694px;height:auto\"\/><\/div><\/figure>\n\n\n\n<p>\u5982\u679c\u6211\u4eec\u60f3\u8981\u6267\u884c\u67e5\u8be2\uff0c\u9996\u5148\u9700\u8981\u53bb\u5f85\u5ba1\u8ba1\u6e90\u4ee3\u7801\u7684\u6839\u76ee\u5f55\u5efa\u7acb\u5206\u6790\u6570\u636e\u5e93\uff0c\u6211\u8fd9\u91cc\u968f\u4fbf\u627e\u4e86\u4e2a<a href=\"https:\/\/github.com\/l4yn3\/micro_service_seclab\/\">java\u9776\u573a<\/a>\uff0c\u4f7f\u7528\u4e0b\u9762\u7684\u547d\u4ee4\u5efa\u7acb\u5206\u6790\u6570\u636e\u5e93\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>codeql database create codeqltest --language=java<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250517-171044-17-5.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250517-171044-17-5.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\"\/><\/div><\/figure>\n\n\n\n<p>\u6267\u884c\u6210\u529f\u4f60\u5e94\u8be5\u53ef\u4ee5\u5728\u8fd9\u4e2a\u76ee\u5f55\u91cc\u770b\u5230\u4e00\u4e2acodeqltest\u76ee\u5f55\uff0c\u63a5\u7740\u6211\u4eec\u5728vscode\u5f15\u5165\u8fd9\u4e2a\u76ee\u5f55\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250517-174600-17-7.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250517-174600-17-7.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" style=\"width:315px;height:auto\"\/><\/div><\/figure>\n\n\n\n<p>\u63a5\u7740\u6211\u4eec\u5728<code> CodeQL\\ql\\java\\ql\\examples<\/code>&nbsp;\u76ee\u5f55\u4e0b\u521b\u5efa <code>demo.ql<\/code>\uff0c\u5185\u5bb9\u4e3a<code>select \"Hello World<\/code>&#8220;\uff0c\u7136\u540e\u5229\u7528codeql\u8fdb\u884c\u6267\u884c\uff0c\u8fd9\u6837\u5c31\u8bf4\u660e\u6211\u4eec\u73af\u5883\u914d\u7f6e\u597d\u4e86(\u6211\u73b0\u5728\u7684\u5de5\u4f5c\u533a\u662f\u5f15\u64ce\u90a3\u4e2a\u76ee\u5f55\uff0c\u4e5f\u5c31\u662f\u6709codeql\u548cql\u7684\u90a3\u4e2a\u76ee\u5f55)\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250517-174943-17-8.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250517-174943-17-8.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" style=\"width:635px;height:auto\"\/><\/div><\/figure>\n\n\n\n<h1 class=\"wp-block-heading\">\u89c4\u5219\u7f16\u5199<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">QL\u8bed\u6cd5<\/h2>\n\n\n\n<p>QL\u8bed\u6cd5\u7c7b\u4f3c\u4e8eSQL\uff0c\u5927\u81f4\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>from &#91;datatype] var\nwhere condition(var = something)\nselect var<\/code><\/pre>\n\n\n\n<p>\u6bd4\u5982\u4e0b\u9762\u7684\u4f8b\u5b50\uff0c\u4f5c\u7528\u5c31\u662f\u5728 Java \u9879\u76ee\u4e2d\u67e5\u627e\u6240\u6709\u503c\u4e3a 1 \u7684 <code>int<\/code> \u5b57\u9762\u91cf\u5e76\u8f93\u51fa\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import java \/\/ \u5f15\u5165CodeQL\u7c7b\u5e93\n \nfrom int i \/\/ \u8868\u793a\u6240\u6709int\u7c7b\u578b\u7684\u6570\u636e\nwhere i = 1 \/\/ \u8868\u793a\u6761\u4ef6\uff1a\u5f53i\u7b49\u4e8e1\u65f6\nselect i \/\/ \u8f93\u51fai<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250517-215610-17-1.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250517-215610-17-1.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" style=\"width:787px;height:auto\"\/><\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u7c7b\u5e93<\/h2>\n\n\n\n<p>codeql\u91cc\u6709\u51e0\u4e2a\u7c7b\u5e93\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>Method<\/code>:\u65b9\u6cd5\u7c7b\uff1aMethod method\u8868\u793a\u83b7\u53d6\u5f53\u524d\u9879\u76ee\u4e2d\u6240\u6709\u7684\u65b9\u6cd5<\/li>\n\n\n\n<li><code>MethodCall<\/code>:\u65b9\u6cd5\u8c03\u7528\u7c7b\uff1aMethodCall call\u8868\u793a\u83b7\u53d6\u5f53\u524d\u9879\u76ee\u5f53\u4e2d\u7684\u6240\u6709\u65b9\u6cd5\u8c03\u7528\uff08\u5728\u67d0\u4e2a\u7248\u672c\u4e4b\u540e\uff0c<code>MethodAccess<\/code> \u88ab\u91cd\u540d\u4e86\u6210 <code>MethodCall <\/code>\u4e86\uff09<img decoding=\"async\" src=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250517-230158-17-9.png\" alt=\"\"><\/li>\n\n\n\n<li><code>Parameter<\/code>:\u53c2\u6570\u7c7b\uff1aParameter\u8868\u793a\u83b7\u53d6\u5f53\u524d\u9879\u76ee\u5f53\u4e2d\u6240\u6709\u7684\u53c2\u6570<\/li>\n<\/ul>\n\n\n\n<p>\u6bd4\u5982\u4e0b\u9762\u7684\u4f8b\u5b50\uff0c\u4f5c\u7528\u5c31\u662f\u67e5\u627e\u65b9\u6cd5getStudent\u7684\u540d\u79f0\u548c\u7c7b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import java\n\nfrom Method method \/\/ \u8868\u793a\u6240\u6709\u65b9\u6cd5\nwhere method.hasName(\"getStudent\") \/\/ \u8868\u793a\u6761\u4ef6\uff1a\u65b9\u6cd5\u540d\u4e3agetStudent\nselect method.getName(), method.getDeclaringType() \/\/ \u8f93\u51fa\u65b9\u6cd5\u7684\u540d\u79f0\uff0c\u548c\u65b9\u6cd5\u6240\u5c5e\u7684\u7c7b\u540d<\/code><\/pre>\n\n\n\n<p>\u53ef\u4ee5\u770b\u5230\u51fa\u73b0\u4e86\u4e24\u4e2a\u8f93\u51fa\u7ed3\u679c\uff0c\u8fd9\u5c31\u8bf4\u660e\u5728\u7c7bIndexLogic\u4ee5\u53caIndexDb\u91cc\u90fd\u6709\u4e00\u4e2a\u65b9\u6cd5getStudent<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250517-220107-17-2.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250517-220107-17-2.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\"\/><\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u8c13\u8bcd<\/h2>\n\n\n\n<p>\u5f53 <code>where<\/code> \u90e8\u5206\u8fc7\u957f\u65f6\uff0c\u53ef\u4ee5\u7528\u8c13\u8bcd\u8fd9\u4e2a\u8bed\u6cd5\uff0c\u628a\u5f88\u957f\u7684\u67e5\u8be2\u8bed\u53e5\u5c01\u88c5\u6210\u51fd\u6570\uff0c\u5176\u4e2d <code>predicate<\/code>&nbsp;\u5173\u952e\u8bcd\u7528\u4e8e\u58f0\u660e\u8c13\u8bcd\uff0c<code>exists<\/code>\u4f5c\u4e3a\u5b50\u67e5\u8be2\uff0c\u6839\u636e\u5185\u90e8\u7684\u5b50\u67e5\u8be2\u8fd4\u56detrue or false\uff0c\u6765\u51b3\u5b9a\u7b5b\u9009\u51fa\u54ea\u4e9b\u6570\u636e\uff0c\u6bd4\u5982\u5728\u4e0b\u9762\u7684\u4f8b\u5b50\u91cc\u6211\u4eec\u5c31\u628a\u5224\u65ad\u65b9\u6cd5\u540d\u79f0\u662f\u5426\u4e3a<code>getStudent<\/code>\u7684where\u90e8\u5206\u5c01\u88c5\u6210\u4e86\u4e00\u4e2a\u51fd\u6570\uff0c\u8fd9\u4e2a\u51fd\u6570\u5c31\u88ab\u79f0\u4f5c<strong>\u8c13\u8bcd<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import java\n\npredicate isStudent(Method method){\n\texists(|method.hasName(\"getStudent\"))\n} \/\/ |\u64cd\u4f5c\u7b26\u8fd4\u56de\u67e5\u8be2\u7ed3\u679c\u7684\u6570\u91cf\uff0c\u5927\u4e8e0\u5219true\n\nfrom Method method\nwhere isStudent(method)\nselect method.getName(), method.getDeclaringType().getName()<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250517-221216-17-4.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250517-221216-17-4.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\"\/><\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Source\/Sink<\/h2>\n\n\n\n<p>source\u3001sink\u4ee5\u53casanitizer\u60f3\u5fc5\u4e5f\u4e0d\u9700\u8981\u4ecb\u7ecd\u4e86\uff0c\u5b66\u9759\u6001\u5206\u6790\u7684\u4e0d\u53ef\u80fd\u4e0d\u77e5\u9053\u8fd9\u4e09\u4e2a\u6982\u5ff5\uff0c\u7b80\u5355\u6765\u8bf4\uff0csource\u662f\u53ef\u63a7\u6570\u636e\u4ea7\u751f\u70b9\uff0csink\u662f\u5371\u9669\u51fd\u6570\uff0csanitizer\u662f\u8fc7\u6ee4\u51fd\u6570\u3002<\/p>\n\n\n\n<p>\u5728\u6211\u4eec\u8fd9\u4e2ajava\u9776\u573a\u91cc\uff0c<code>username<\/code>\u53c2\u6570\u5c31\u662f\u4e00\u4e2a\u5f88\u660e\u663e\u7684source\uff0c\u6bd5\u7adf\u8fd9\u4e2a\u63a5\u53e3\u7684\u4f5c\u7528\u5c31\u662f\u5229\u7528getStudent\u65b9\u6cd5\u67e5\u8be2<code>username<\/code>\u53c2\u6570\u5bf9\u5e94\u7684\u503c<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250517-221658-17-5.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250517-221658-17-5.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" style=\"width:766px;height:auto\"\/><\/div><\/figure>\n\n\n\n<p>\u5728Codeql\u91cc\uff0c\u6211\u4eec\u53ef\u4ee5\u7528sdk\u6765\u68c0\u6d4b\u8fd9\u4e9b\u6e90\u70b9\uff0c\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>predicate isSource(DataFlow::Node src) { src instanceof RemoteFlowSource }<\/code><\/pre>\n\n\n\n<p>\u4e0a\u9762\u8fd9\u4e2a\u8c13\u8bcd\u5b9a\u4e49\u4e86\u6240\u6709 <code>RemoteFlowSource<\/code> \u7c7b\u578b\u7684\u8282\u70b9\u4e3a\u201c\u6c61\u70b9\u6e90\u70b9\u201d\uff0c\u4e5f\u5c31\u662f\u4ece\u8fdc\u7a0b\u8bf7\u6c42\u4f20\u5165\u7684\u7528\u6237\u8f93\u5165\u90fd\u88ab\u8ba4\u4e3a\u662f\u4e0d\u53ef\u4fe1\u7684\u8d77\u70b9\uff0c\u8fd9\u91cc\u7684 <code>DataFlow::Node<\/code> \u8868\u793a\u4e00\u4e2a\u6570\u636e\u6d41\u8282\u70b9\uff0c\u4e0b\u9762\u662f\u4e00\u4e2a\u67e5\u8be2\u7cfb\u7edf\u91cc\u6240\u6709\u6e90\u70b9\u7684demo\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import java\nimport semmle.code.java.dataflow.FlowSources\n\npredicate isSource(DataFlow::Node src) { src instanceof RemoteFlowSource }\n\nfrom DataFlow::Node src\nwhere isSource(src)\nselect src, \"\u662f\u4e00\u4e2aSource\u70b9\"<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250517-222553-17-6.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250517-222553-17-6.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" style=\"width:763px;height:auto\"\/><\/div><figcaption class=\"wp-element-caption\">\u53ef\u4ee5\u770b\u5230\u6211\u4eec\u4e4b\u524d\u63d0\u8fc7\u7684username\u53c2\u6570<\/figcaption><\/figure>\n\n\n\n<p>\u90a3\u4e48\u5982\u4f55\u5224\u65ad\u6c47\u70b9\u5462\uff1f\u81f3\u5c11\u5728\u8fd9\u4e2a\u9776\u573a\u91cc\uff0c\u5224\u65adsql\u6ce8\u5165\u7684\u4e00\u4e2a\u7b80\u5355\u7684\u65b9\u6cd5\u662f\u627equery\u65b9\u6cd5\uff0c\u4e5f\u5c31\u662f\u5bfb\u627esql\u67e5\u8be2\u51fd\u6570\uff0c\u6bd4\u5982\u4e0b\u9762\u7684\u8c13\u8bcd\u91cc\uff0c\u6211\u4eec\u5c31\u662f\u5b9a\u4e49\u4e86\u6240\u6709\u4f20\u7ed9\u540d\u4e3a <code>query<\/code> \u65b9\u6cd5\u7b2c\u4e00\u4e2a\u53c2\u6570\u7684\u8868\u8fbe\u5f0f\u4e3a Sink \u70b9\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>predicate isSink(DataFlow::Node sink) {\nexists(Method method, MethodCall call |\n  method.hasName(\"query\")\n  and\n  call.getMethod() = method and\n  sink.asExpr() = call.getArgument(0)\n)\n}<\/code><\/pre>\n\n\n\n<p>\u4e0b\u9762\u662f\u5b8c\u6574\u7684\u4ee3\u7801\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import java\nimport semmle.code.java.dataflow.FlowSources\n\npredicate isSink(DataFlow::Node sink) {\n  exists(Method method, MethodCall call |\n    method.hasName(\"query\") and\n    call.getMethod() = method and\n    sink.asExpr() = call.getArgument(0)\n  )\n}\n\nfrom DataFlow::Node sink\nwhere isSink(sink)\nselect sink, \"\u4f20\u5165 query() \u65b9\u6cd5\u7684\u7b2c\u4e00\u4e2a\u53c2\u6570\u662f\u654f\u611f\u70b9\"<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250517-225631-17-8.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250517-225631-17-8.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\"\/><\/div><\/figure>\n\n\n\n<p>\u6700\u540e\u6211\u4eec\u6765\u5199\u4e00\u4e2a\u5b8c\u6574\u7684demo\uff0c\u5224\u65ad\u4eceSource\u5230Sink\u662f\u5426\u5b58\u5728\u8def\u5f84\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5b9e\u64cd<\/h2>\n\n\n\n<p>\u5728CodeQL\u4e2d\u5b58\u5728\u4e24\u79cd\u6570\u636e\u6d41\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u672c\u5730\u6570\u636e\u6d41\uff1a\u672c\u5730\u6570\u636e\u6d41\u662f\u6307\u5355\u4e2a\u65b9\u6cd5\u6216\u53ef\u8c03\u7528\u51fd\u6570\u5185\u7684\u6570\u636e\u6d41\u3002\u672c\u5730\u6570\u636e\u6d41\u901a\u5e38\u6bd4\u5168\u5c40\u6570\u636e\u6d41\u66f4\u7b80\u5355\u3001\u66f4\u5feb\u901f\u3001\u66f4\u7cbe\u786e\uff0c\u5e76\u4e14\u8db3\u4ee5\u5e94\u5bf9\u8bb8\u591a\u67e5\u8be2\u3002<\/li>\n\n\n\n<li>\u5168\u5c40\u6570\u636e\u6d41\uff1a\u5168\u5c40\u6570\u636e\u6d41\u8ddf\u8e2a\u6574\u4e2a\u7a0b\u5e8f\u7684\u6570\u636e\u6d41\uff0c\u56e0\u6b64\u6bd4\u5c40\u90e8\u6570\u636e\u6d41\u66f4\u5f3a\u5927\u3002\u7136\u800c\uff0c\u5168\u5c40\u6570\u636e\u6d41\u7684\u7cbe\u786e\u5ea6\u4f4e\u4e8e\u5c40\u90e8\u6570\u636e\u6d41\uff0c\u5e76\u4e14\u5206\u6790\u901a\u5e38\u9700\u8981\u66f4\u591a\u7684\u65f6\u95f4\u548c\u5185\u5b58\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u8fd9\u91cc\u6211\u4eec\u5f53\u7136\u5148\u5b66\u4e60\u5168\u5c40\u6570\u636e\u6d41\uff0c\u672c\u5730\u6570\u636e\u6d41\u76f8\u5bf9\u800c\u8a00\u6548\u679c\u4e0d\u662f\u592a\u597d\uff0c\u6211\u4eec\u9700\u8981\u901a\u8fc7\u5b9e\u73b0\u7b7e\u540d<br><code>DataFlow::ConfigSig<\/code>\u548c\u5e94\u7528\u6a21\u5757\u6765\u4f7f\u7528\u5168\u5c40\u6570\u636e\u6d41\u5e93<br><code>DataFlow::Global&lt;ConfigSig&gt;<\/code>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import java\nimport semmle.code.java.dataflow.DataFlow\n\nmodule MyFlowConfiguration implements DataFlow::ConfigSig {\n  predicate isSource(DataFlow::Node source) {\n    ...\n  }\n\n  predicate isSink(DataFlow::Node sink) {\n    ...\n  }\n}\n\nmodule MyFlow = DataFlow::Global&lt;MyFlowConfiguration&gt;;<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>isSource<\/code>&#8211; \u5b9a\u4e49\u6570\u636e\u6d41\u51fa\u7684\u4f4d\u7f6e\u3002<\/li>\n\n\n\n<li><code>isSink<\/code>&#8211; \u5b9a\u4e49\u6570\u636e\u6d41\u5411\u4f55\u5904\u3002<\/li>\n\n\n\n<li><code>isBarrier<\/code>&#8211; \u53ef\u9009\uff0c\u5b9a\u4e49\u6570\u636e\u6d41\u88ab\u963b\u6b62\u7684\u4f4d\u7f6e\u3002<\/li>\n\n\n\n<li><code>isAdditionalFlowStep<\/code>&#8211; \u53ef\u9009\uff0c\u6dfb\u52a0\u989d\u5916\u7684\u6d41\u7a0b\u6b65\u9aa4\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u5982\u679c\u60f3\u4f7f\u7528\u6c61\u70b9\u8ffd\u8e2a\uff0c\u9700\u8981\u4f7f\u7528TaintTracking\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import java\nimport semmle.code.java.dataflow.TaintTracking\n\nmodule MyFlowConfiguration implements DataFlow::ConfigSig {\n  predicate isSource(DataFlow::Node source) {\n    ...\n  }\n\n  predicate isSink(DataFlow::Node sink) {\n    ...\n  }\n}\n\nmodule MyFlow = TaintTracking::Global&lt;MyFlowConfiguration&gt;;<\/code><\/pre>\n\n\n\n<p>\u6700\u540e\u4f7f\u7528\u4f7f\u7528\u8c13\u8bcd\u6267\u884c\u6570\u636e\u6d41\u5206\u6790\uff1a<code>flow(DataFlow::Node&nbsp;source,&nbsp;DataFlow::Node&nbsp;sink)<\/code><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>from DataFlow::Node source, DataFlow::Node sink\nwhere MyFlow::flow(source, sink)\nselect source, \"Data flow to $@.\", sink, sink.toString()<\/code><\/pre>\n\n\n\n<p>\u56e0\u6b64\u5bf9\u4e8e\u4e4b\u524d\u7684\u4f8b\u5b50\uff0c\u5b8c\u6574\u7684\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import java\nimport semmle.code.java.dataflow.DataFlow\nimport semmle.code.java.dataflow.FlowSources\n\nmodule SourceToSinkConfig implements DataFlow::ConfigSig {\n  predicate isSource(DataFlow::Node source) { source instanceof RemoteFlowSource }\n\n  predicate isSink(DataFlow::Node sink) {\n    exists(Method method, MethodCall call |\n      method.hasName(\"query\") and\n      call.getMethod() = method and\n      sink.asExpr() = call.getArgument(0)\n    )\n  }\n}\n\nmodule SourceToSink = TaintTracking::Global&lt;SourceToSinkConfig&gt;;\n\nfrom DataFlow::Node source, DataFlow::Node sink\nwhere SourceToSink::flow(source, sink)\nselect source, \"flow to\", sink\n<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250517-234411-17-12.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250517-234411-17-12.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\"\/><\/div><\/figure>\n\n\n\n<p>\u6bd4\u5982\u6211\u4eec\u968f\u4fbf\u70b9\u4e00\u4e2a\uff0c\u6bd4\u5982\u7b2c\u4e00\u4e2aSource\u70b9username\uff0c\u53ef\u4ee5\u770b\u5230\u662f\u5b9a\u4f4d\u5230\u4e86One\u8fd9\u4e2a\u65b9\u6cd5\u7684\u53c2\u6570\u90e8\u5206\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250517-234507-17-13.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250517-234507-17-13.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\"\/><\/div><\/figure>\n\n\n\n<p>\u63a5\u7740\u70b9\u51fb\u7b2c\u4e00\u4e2aSink\u70b9sql\uff0c\u662f\u5b9a\u4f4d\u5230\u4e86getStudent\u8fd9\u4e2a\u65b9\u6cd5\u4f53\u91cc\u7684query\u4e2d\u7684\u7b2c\u4e00\u4e2a\u53c2\u6570\uff0c\u6548\u679c\u8fd8\u884c\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250517-234612-17-14.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250517-234612-17-14.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\"\/><\/div><\/figure>\n\n\n\n<p>\u5f53\u7136\uff0c\u6211\u4eec\u7ee7\u7eed\u5411\u4e0b\u770b\u5c31\u53ef\u4ee5\u53d1\u73b0\u4e00\u4e9b\u8bef\u62a5\uff0c\u6bd4\u5982\u8fd9\u91cc\u5176\u5b9e\u9650\u5236\u4e86\u4f20\u5165\u7c7b\u578b\u662fLong\uff0c\u6240\u4ee5\u5f53\u7136\u4e0d\u662f\u53ef\u63a7\u70b9\u4e86\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250518-164942-18-1.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250518-164942-18-1.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\"\/><\/div><\/figure>\n\n\n\n<p>\u8fd9\u91cc\u6211\u4eec\u53ef\u4ee5\u5199\u4e00\u4e2asanitizer\u6765\u6392\u9664\u8fd9\u4e9b\u60c5\u51b5\uff0c\u4e3b\u8981\u662f\u5224\u65ad\u5230\u4f20\u5165\u7c7b\u578b\u662f\u57fa\u7840\u7c7b\u578b\u3001\u6570\u5b57\u7c7b\u578b\u3001\u6cdb\u578b\u6570\u5b57\u7c7b\u578b\u65f6\uff0c\u5c31\u5207\u65ad\u6570\u636e\u6d41\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code> predicate isBarrier(DataFlow::Node sanitizer) {\n    sanitizer.getType() instanceof PrimitiveType\n    or\n    sanitizer.getType() instanceof BoxedType\n    or\n    sanitizer.getType() instanceof NumberType\n    or\n    exists(ParameterizedType pt |\n      sanitizer.getType() = pt and pt.getTypeArgument(0) instanceof NumberType\n    )\n  }<\/code><\/pre>\n\n\n\n<p>\u73b0\u5728\u5b8c\u6574\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import java\nimport semmle.code.java.dataflow.DataFlow\nimport semmle.code.java.dataflow.FlowSources\n\nmodule SourceToSinkConfig implements DataFlow::ConfigSig {\n  predicate isSource(DataFlow::Node source) { source instanceof RemoteFlowSource }\n\n  predicate isSink(DataFlow::Node sink) {\n    exists(Method method, MethodCall call |\n      method.hasName(\"query\") and\n      call.getMethod() = method and\n      sink.asExpr() = call.getArgument(0)\n    )\n  }\n\n  predicate isBarrier(DataFlow::Node sanitizer) {\n    sanitizer.getType() instanceof PrimitiveType\n    or\n    sanitizer.getType() instanceof BoxedType\n    or\n    sanitizer.getType() instanceof NumberType\n    or\n    exists(ParameterizedType pt |\n      sanitizer.getType() = pt and pt.getTypeArgument(0) instanceof NumberType\n    )\n  }\n}\n\nmodule SourceToSink = TaintTracking::Global&lt;SourceToSinkConfig>;\n\nfrom DataFlow::Node source, DataFlow::Node sink\nwhere SourceToSink::flow(source, sink)\nselect source, \"flow to\", sink\n<\/code><\/pre>\n\n\n\n<p>\u73b0\u5728\u7684\u67e5\u8be2\u7ed3\u679c\u4e2d\u5c31\u4f1a\u6392\u9664\u8fd9\u4e9b\u70b9\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250518-170221-18-2.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/fushuling-1309926051.cos.ap-shanghai.myqcloud.com\/2025%2F05%2FQQ20250518-170221-18-2.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\"\/><\/div><\/figure>\n\n\n\n<h1 class=\"wp-block-heading\">\u53c2\u8003<\/h1>\n\n\n\n<p><a href=\"https:\/\/www.ek1ng.com\/sast1.html\">SAST\u5de5\u5177\u5165\u95e8\uff08\u4e00\uff09\u2014\u2014 Codeql\u73af\u5883\u642d\u5efa\u4e0e\u57fa\u7840\u8bed\u6cd5<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/rayepeng.net\/codeql-1\">Codeql \u539f\u7406\u5206\u6790\uff08\u4e00\uff09<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u524d\u8a00 CodeQL \u662f GitHub\uff08\u5b9e\u9645\u4e0a\u662fGithub\u6536\u8d2d\u7684\uff09\u63a8\u51fa\u7684\u4e00\u79cd\u4ee3\u7801\u5206\u6790\u5f15\u64ce\u548c\u67e5\u8be2\u8bed\u8a00\uff0c\u7528\u4e8e\u67e5\u627e\u8f6f 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