{"id":5580,"date":"2022-10-31T15:23:37","date_gmt":"2022-10-31T06:38:37","guid":{"rendered":"https:\/\/www.inforsec.org\/wp\/?p=5580"},"modified":"2022-10-31T15:23:37","modified_gmt":"2022-10-31T06:38:37","slug":"%e3%80%90%e7%bd%91%e7%bb%9c%e5%ae%89%e5%85%a8%e7%a0%94%e7%a9%b6%e8%bf%9b%e5%b1%95%e7%b3%bb%e5%88%97%e3%80%91%e5%9f%ba%e4%ba%8e%e8%a6%86%e7%9b%96%e7%8e%87%e5%ae%a1%e8%ae%a1%e7%9a%84%e6%a8%a1%e7%b3%8a","status":"publish","type":"post","link":"http:\/\/202.112.238.40\/wp\/?p=5580","title":{"rendered":"\u3010\u7f51\u7edc\u5b89\u5168\u7814\u7a76\u8fdb\u5c55\u7cfb\u5217\u3011\u57fa\u4e8e\u8986\u76d6\u7387\u5ba1\u8ba1\u7684\u6a21\u7cca\u6d4b\u8bd5\u4f18\u5316"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>\u7f16\u8005\u6309<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2022\u5e745\u6708\uff0c\u7531\u7f51\u7edc\u5b89\u5168\u7814\u7a76\u56fd\u9645\u5b66\u672f\u8bba\u575b\uff08InForSec\uff09\u6c47\u7f16\u7684\u300a\u7f51\u7edc\u5b89\u5168\u56fd\u9645\u5b66\u672f\u7814\u7a76\u8fdb\u5c55\u300b\u4e00\u4e66\u6b63\u5f0f\u51fa\u7248\u3002\u5168\u4e66\u7acb\u8db3\u7f51\u7edc\u7a7a\u95f4\u5b89\u5168\u7406\u8bba\u4e0e\u5b9e\u8df5\u524d\u6cbf\uff0c\u4e3b\u8981\u4ecb\u7ecd\u7f51\u7edc\u548c\u7cfb\u7edf\u5b89\u5168\u9886\u57df\u534e\u4eba\u5b66\u8005\u5728\u56fd\u9645\u5b66\u672f\u9886\u57df\u4f18\u79c0\u7684\u7814\u7a76\u6210\u679c\uff0c\u5185\u5bb9\u8986\u76d6\u521b\u65b0\u7814\u7a76\u65b9\u6cd5\u53ca\u4f26\u7406\u95ee\u9898\u3001\u8f6f\u4ef6\u4e0e\u7cfb\u7edf\u5b89\u5168\u3001\u57fa\u4e8e\u6a21\u7cca\u6d4b\u8bd5\u7684\u6f0f\u6d1e\u6316\u6398\u3001\u7f51\u7edc\u5b89\u5168\u548c\u7269\u8054\u7f51\u5b89\u5168\u7b49\u65b9\u5411\u3002\u5168\u4e66\u6c47\u603b\u5e76\u9080\u8bf7\u4e86\u8fd140\u7bc7\u8fd1\u4e24\u5e74\u5728\u7f51\u7edc\u5b89\u5168\u56fd\u9645\u9876\u7ea7\u5b66\u672f\u8bae\u4e0a\u53d1\u8868\u7684\u8bba\u6587\uff08\u4e00\u4f5c\u4e3a\u534e\u4eba\uff09\uff0c\u8054\u7cfb\u8fd1\u767e\u4f4d\u4f5c\u8005\u5bf9\u7814\u7a76\u7684\u5185\u5bb9\u53ca\u6210\u679c\u8fdb\u884c\u7efc\u8ff0\u6027\u7684\u4ecb\u7ecd\u3002\u4ece\u5373\u65e5\u8d77\uff0c\u6211\u4eec\u5c06\u9646\u7eed\u5206\u4eab\u300a\u7f51\u7edc\u5b89\u5168\u56fd\u9645\u5b66\u672f\u7814\u7a76\u8fdb\u5c55\u300b\u7684\u7cbe\u5f69\u5185\u5bb9\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u672c\u6587\u6839\u636e\u8bba\u6587\u539f\u6587\u201cNot All Coverage Measurements Are Equal: Fuzzing by Coverage Accounting for Input Prioritization\u201d\u6574\u7406\u64b0\u5199\uff0c\u539f\u6587\u53d1\u8868\u4e8eNDSS 2020\uff0c\u4f5c\u8005\u4e3a\u738b\u884d\u8c6a\u3001\u8d3e\u76f8\u5803\u3001\u5218\u6631\u73ae\u3001Kyle Zeng\u3001Ti\ufb00any Bao\u3001Dinghao Wu\u3001\u82cf\u749e\u777f\u3002\u672c\u6587\u8f83\u539f\u6587\u6709\u6240\u5220\u51cf\uff0c\u8be6\u7ec6\u5185\u5bb9\u53ef\u53c2\u8003\u539f\u6587\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"text-align:center\">\u4e00\u3001<strong>\u4ecb\u7ecd<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6a21\u7cca\u6d4b\u8bd5\u5df2\u7ecf\u88ab\u5e7f\u6cdb\u5730\u7528\u4e8e\u5bfb\u627e\u771f\u5b9e\u4e16\u754c\u7684\u8f6f\u4ef6\u6f0f\u6d1e\u3002\u8c37\u6b4c\u548c\u82f9\u679c\u7b49\u516c\u53f8\u90fd\u90e8\u7f72\u6a21\u7cca\u5de5\u5177\u6765\u53d1\u73b0\u6f0f\u6d1e\u3002\u7814\u7a76\u4eba\u5458\u9488\u5bf9\u6a21\u7cca\u6280\u672f\u63d0\u51fa\u4e86\u5404\u79cd\u6539\u8fdb\u3002\u7279\u522b\u662f\uff0c\u8986\u76d6\u7387\u6307\u5bfc\u7684\u6a21\u7cca\u6d4b\u8bd5\u8fd1\u5e74\u6765\u5df2\u7ecf\u5f97\u5230\u5f88\u591a\u7814\u7a76\u3002\u4e0e\u4e00\u822c\u7684\u6a21\u7cca\u6d4b\u8bd5\u6839\u636e\u7ed9\u5b9a\u7684\u683c\u5f0f\u89c4\u8303\u751f\u6210\u8f93\u5165\uff08\u79cd\u5b50\uff09\u4e0d\u540c\uff0c\u8986\u76d6\u7387\u6307\u5bfc\u7684\u6a21\u7cca\u6d4b\u8bd5\u4e0d\u9700\u8981\u8f93\u5165\u683c\u5f0f\u6216\u7a0b\u5e8f\u89c4\u8303\u7b49\u77e5\u8bc6\u3002\u76f8\u53cd\uff0c\u8986\u76d6\u7387\u6307\u5bfc\u7684\u6a21\u7cca\u6d4b\u8bd5\u4f1a\u968f\u673a\u5730\u6539\u53d8\u8f93\u5165\u5e76\u4f7f\u7528\u8986\u76d6\u7387\u6307\u5bfc\u8f93\u5165\u7684\u9009\u62e9\u548c\u53d8\u5f02\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">AFL\u5229\u7528\u8fb9\u8986\u76d6\u7387\uff08\u53c8\u79f0\u5206\u652f\u8986\u76d6\u7387\u6216\u8f6c\u6362\u8986\u76d6\u7387\uff09\uff0clibFuzzer\u652f\u6301\u8fb9\u548c\u57fa\u672c\u5757\u4e24\u79cd\u8986\u76d6\u7387\u3002\u5177\u4f53\u6765\u8bf4\uff0cAFL\u4fdd\u5b58\u4e0b\u6240\u6709\u80fd\u5e26\u6765\u65b0\u8fb9\u7684\u8f93\u5165\uff08\u79cd\u5b50\uff09\uff0c\u5e76\u6309\u6587\u4ef6\u5927\u5c0f\u548c\u6267\u884c\u65f6\u95f4\u7684\u4e58\u79ef\u4f5c\u4e3a\u5206\u6570\u5bf9\u8f93\u5165\u8fdb\u884c\u4f18\u5148\u7ea7\u6392\u5e8f\uff0c\u540c\u65f6\u786e\u4fdd\u4f18\u5148\u7ea7\u9ad8\u7684\u79cd\u5b50\u80fd\u591f\u8986\u76d6\u6240\u6709\u5df2\u7ecf\u53d1\u73b0\u7684\u8fb9\u3002\u57fa\u4e8eAFL\uff0c\u6700\u8fd1\u7684\u5de5\u4f5c\u4e3a\u8fb9\u8986\u76d6\u7387\u6dfb\u52a0\u4e86\u66f4\u7ec6\u7c92\u5ea6\u7684\u4fe1\u606f\uff08\u5982\u8c03\u7528\u4e0a\u4e0b\u6587\u3001\u5185\u5b58\u8bbf\u95ee\u5730\u5740\u6216\u8fde\u7eed\u7684\u57fa\u672c\u5757\u7b49\uff09\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7136\u800c\uff0c\u4ee5\u524d\u7684\u5de5\u4f5c\u5e73\u7b49\u5bf9\u5f85\u4e0d\u540c\u7684\u8fb9\uff0c\u5ffd\u7565\u4e86\u8fb9\u7684\u76ee\u7684\u8def\u5f84\u4e2d\u5b58\u5728\u6f0f\u6d1e\u7684\u53ef\u80fd\u6027\u4e0d\u540c\u7684\u4e8b\u5b9e\u3002\u56e0\u6b64\uff0c\u5bf9\u4e8e\u6240\u6709\u80fd\u591f\u5e26\u6765\u65b0\u8986\u76d6\u7387\u7684\u8f93\u5165\uff0c\u5373\u4f7f\u5b83\u89e6\u53d1\u6f0f\u6d1e\u7684\u53ef\u80fd\u6027\u5f88\u4f4e\uff0c\u4ecd\u88ab\u89c6\u4e3a\u4e0e\u5176\u4ed6\u7684\u8f93\u5165\u540c\u7b49\u4ef7\u503c\u8fdb\u884c\u53d8\u5f02\u548c\u6d4b\u8bd5\u3002\u867d\u7136\u8fd9\u6837\u7684\u8bbe\u8ba1\u5bf9\u4e8e\u7a0b\u5e8f\u6d4b\u8bd5\u662f\u5408\u7406\u7684\uff08\u56e0\u4e3a\u6d4b\u8bd5\u7684\u76ee\u6807\u662f\u5168\u9762\u8986\u76d6\uff09\uff0c\u4f46\u63a8\u8fdf\u4e86\u6f0f\u6d1e\u7684\u53d1\u73b0\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">VUzzer\u901a\u8fc7\u964d\u4f4e\u9519\u8bef\u5206\u652f\u7684\u4f18\u5148\u7ea7\u7684\u65b9\u6cd5\u6765\u7f13\u89e3\u4e0a\u8ff0\u95ee\u9898\uff0c\u4f46\u56e0\u4e3a\u4f9d\u8d56\u6c61\u70b9\u5206\u6790\u800c\u6210\u672c\u9ad8\u6602\u3002CollAFL\u63d0\u51fa\u4e86\u53e6\u4e00\u4e2a\u4f18\u5148\u7ea7\u7b97\u6cd5\u6765\u6307\u5bfc\u6a21\u7cca\u6d4b\u8bd5\u8fc7\u7a0b\uff0c\u4f46\u5b83\u4e0d\u80fd\u4fdd\u8bc1\u4f18\u5148\u7ea7\u9ad8\u7684\u79cd\u5b50\u8986\u76d6\u6240\u6709\u7684\u5b89\u5168\u654f\u611f\u8def\u5f84\uff0c\u4ece\u800c\u53ef\u80fd\u5bfc\u81f4\u6a21\u7cca\u6d4b\u8bd5\u56f0\u5728\u90e8\u5206\u65e0\u7528\u4ee3\u7801\u4e2d\u3002AFL-Sensitive\u548cAngora\u6dfb\u52a0\u4e86\u66f4\u591a\u8f85\u52a9\u6307\u6807\u5230\u8fb9\u8986\u76d6\u7387\uff0c\u4f46\u662f\u4e0d\u540c\u7684\u8fb9\u4ecd\u7136\u88ab\u540c\u7b49\u5730\u8003\u8651\u3002LEOPARD\u8003\u8651\u4e86\u51fd\u6570\u8986\u76d6\u7387\u800c\u4e0d\u53ea\u662f\u8fb9\u8986\u76d6\u7387\uff0c\u5b83\u6839\u636e\u51fd\u6570\u590d\u6742\u5ea6\u8ba1\u7b97\u4e0d\u540c\u6743\u91cd\uff0c\u4f46\u8be5\u65b9\u6cd5\u9700\u8981\u9759\u6001\u5206\u6790\u6765\u8fdb\u884c\u9884\u5904\u7406\uff0c\u4f1a\u5bfc\u81f4\u989d\u5916\u7684\u6027\u80fd\u5f00\u9500\u3002\u66f4\u7cdf\u7cd5\u7684\u662f\uff0c\u8fd9\u4e9b\u65b9\u6cd5\u90fd\u4f1a\u53d7\u5230\u6a21\u7cca\u6d4b\u8bd5\u5bf9\u6297\u6280\u672f\uff08Anti-Fuzzing\uff09\u7684\u5f71\u54cd\u3002\u56e0\u6b64\uff0c\u6211\u4eec\u9700\u8981\u4e00\u79cd\u80fd\u591f\u66f4\u503e\u5411\u4e8e\u6f0f\u6d1e\u4f46\u4e0d\u53d7\u6a21\u7cca\u6d4b\u8bd5\u5bf9\u6297\u6280\u672f\u5f71\u54cd\u7684\u65b0\u7684\u79cd\u5b50\u9009\u62e9\u65b9\u6cd5\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u63d0\u51fa\u4e86\u8986\u76d6\u7387\u5ba1\u8ba1\uff0c\u4e00\u79cd\u65b0\u7684\u79cd\u5b50\u9009\u62e9\u65b9\u6cd5\u3002\u6211\u4eec\u7684\u57fa\u672c\u601d\u60f3\u662f\uff0c\u4efb\u4f55\u5c1d\u8bd5\u5411\u8fb9\u8986\u76d6\u7387\u6dfb\u52a0\u9644\u52a0\u4fe1\u606f\u7684\u65b9\u6cd5\u90fd\u65e0\u6cd5\u6218\u80dc\u6a21\u7cca\u6d4b\u8bd5\u5bf9\u6297\u6280\u672f\uff0c\u56e0\u4e3a\u65e0\u6cd5\u6218\u80dc\u7684\u6839\u672c\u95ee\u9898\u5728\u4e8e\u5f53\u524d\u7684\u8fb9\u8986\u76d6\u7387\u6307\u5bfc\u7684\u6a21\u7cca\u6d4b\u8bd5\u5bf9\u4e0d\u540c\u8fb9\u4e0d\u52a0\u533a\u522b\u3002\u6b64\u5916\uff0c\u5185\u5b58\u7834\u574f\u6f0f\u6d1e\u548c\u654f\u611f\u5185\u5b58\u64cd\u4f5c\u5bc6\u5207\u76f8\u5173\uff0c\u8fd9\u4e9b\u654f\u611f\u5185\u5b58\u64cd\u4f5c\u53ef\u4ee5\u4ece\u4e0d\u540c\u7684\u7c92\u5ea6\u8868\u793a\uff0c\u5982\u51fd\u6570\u7ea7\u3001\u4ee3\u7801\u7ed3\u6784\u7ea7\u548c\u57fa\u672c\u5757\u7ea7\u3002\u4e3a\u4e86\u6709\u6548\u5730\u53d1\u73b0\u5185\u5b58\u7834\u574f\u6f0f\u6d1e\uff0c\u6211\u4eec\u5e94\u8be5\u53ea\u5173\u6ce8\u548c\u5b89\u5168\u654f\u611f\u64cd\u4f5c\u76f8\u5173\u7684\u8fb9\u3002\u57fa\u4e8e\u8fd9\u6837\u7684\u89c2\u5bdf\uff0c\u6211\u4eec\u7684\u65b9\u6cd5\u4ece\u51fd\u6570\u7ea7\u3001\u4ee3\u7801\u7ed3\u6784\u7ea7\u548c\u57fa\u672c\u5757\u7ea7\u5bf9\u8fb9\u8fdb\u884c\u8bc4\u4f30\uff0c\u5e76\u5c06\u8fb9\u6807\u8bb0\u4e3a\u4e0d\u540c\u7ea7\u522b\u76843\u4e2a\u6307\u6807\u3002\u6211\u4eec\u901a\u8fc7\u65b0\u7684\u5b89\u5168\u654f\u611f\u7684\u8986\u76d6\u7387\uff0c\u8c03\u6574\u79cd\u5b50\u7684\u4f18\u5148\u7ea7\uff0c\u5373\u6309\u5b89\u5168\u654f\u611f\u7684\u8fb9\u7684\u547d\u4e2d\u8ba1\u6570\u5bf9\u79cd\u5b50\u8fdb\u884c\u4f18\u5148\u7ea7\u6392\u5e8f\uff0c\u540c\u65f6\u786e\u4fdd\u6240\u9009\u79cd\u5b50\u80fd\u591f\u8986\u76d6\u6240\u6709\u8bbf\u95ee\u8fc7\u7684\u5b89\u5168\u654f\u611f\u7684\u8fb9\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u57fa\u4e8e\u4e0a\u8ff0\u65b9\u6cd5\uff0c\u6211\u4eec\u5f00\u53d1\u4e86TortoiseFuzz\uff0c\u4e00\u79cd\u7070\u76d2\u8986\u76d6\u7387\u6307\u5bfc\u7684\u6a21\u7cca\u6d4b\u8bd5\u5de5\u5177\u3002TortoiseFuzz\u4e0d\u4f9d\u8d56\u6c61\u70b9\u5206\u6790\u6216\u8005\u7b26\u53f7\u6267\u884c\uff0c\u552f\u4e00\u7684\u6539\u52a8\u662f\u5411AFL\u7684\u961f\u5217\u5254\u9664\u6b65\u9aa4\u4e2d\u63d2\u5165\u7684\u8986\u76d6\u7387\u5ba1\u8ba1\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">TortoiseFuzz\u867d\u7136\u5f88\u7b80\u5355\uff0c\u4f46\u5728\u53d1\u73b0\u6f0f\u6d1e\u65b9\u9762\u5374\u5f88\u5f3a\u5927\u3002\u6211\u4eec\u5229\u752830\u4e2a\u6d41\u884c\u7684\u771f\u5b9e\u7a0b\u5e8f\u6784\u5efa\u4e86\u5b9e\u9a8c\u6d4b\u8bd5\u96c6\uff0c\u4e0e4\u4e2a\u5148\u8fdb\u7684\u7070\u76d2\u6a21\u7cca\u6d4b\u8bd5\u5de5\u5177\u548c2\u4e2a\u6df7\u5408\u6a21\u7cca\u6d4b\u8bd5\u5de5\u5177\u8fdb\u884c\u4e86\u5bf9\u6bd4\u3002\u6211\u4eec\u8ba1\u7b97\u4e86\u53d1\u73b0\u7684\u6f0f\u6d1e\u6570\u91cf\uff0c\u5e76\u8ba1\u7b97\u4e86\u66fc-\u60e0\u7279\u5c3cU\u68c0\u9a8c\u6765\u8bc1\u660e\u7ed3\u679c\u7684\u7edf\u8ba1\u663e\u8457\u6027\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">TortoiseFuzz \u7684\u8868\u73b0\u660e\u663e\u4f18\u4e8e 6 \u4e2a\u6a21\u7cca\u6d4b\u8bd5\u5de5\u5177\u4e2d\u7684 5 \u4e2a\uff08AFL\u3001AFLFast\u3001FairFuzz\u3001MOPT \u548c Angora\uff09\u3002TortoiseFuzz \u7684\u6f0f\u6d1e\u53d1\u73b0\u80fd\u529b\u548c QSYM \u76f8\u5f53\uff0c\u4f46\u5e73\u5747\u53ea\u6d88\u8017\u4e86\u7ea6 2% \u7684 QSYM \u5185\u5b58\u8d44\u6e90\u3002TortoiseFuzz \u5171\u53d1\u73b0\u4e86 20 \u4e2a 0day \u6f0f\u6d1e\uff0c\u5176\u4e2d 15 \u4e2a\u5f97\u5230\u4e86 CVE \u786e\u8ba4\u3002\u6211\u4eec\u8fd8\u5c06\u8986\u76d6\u7387\u5ba1\u8ba1\u4e0e AFL-Sensitive \u548c LEOPARD \u8fdb\u884c\u4e86\u5bf9\u6bd4\uff0c\u5b9e\u9a8c\u8868\u660e\u6211\u4eec\u7684\u6307\u6807\u5728\u53d1\u73b0\u6f0f\u6d1e\u65b9\u9762\u6bd4\u5176\u4ed6\u4e24\u4e2a\u6307\u6807\u66f4\u597d\u3002\u6b64\u5916\uff0c\u6211\u4eec\u5c06\u8986\u76d6\u7387\u5ba1\u8ba1\u5e94\u7528\u4e8e QSYM\uff0c\u4f7f QSYM \u7684\u6f0f\u6d1e\u53d1\u73b0\u80fd\u529b\u5e73\u5747\u63d0\u9ad8\u4e86 28.6%\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6211\u4eec\u5728 GitHub \u4e0a\u5f00\u6e90\u4e86 TortoiseFuzz \u7684\u6e90\u7801\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">02<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"text-align:center\"><strong>\u4e8c\u3001\u80cc\u666f<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1\uff0e\u8986\u76d6\u7387\u6307\u5bfc\u7684\u6a21\u7cca\u6d4b\u8bd5<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6a21\u7cca\u6d4b\u8bd5\u662f\u4e00\u79cd\u901a\u8fc7\u4e0d\u65ad\u751f\u6210\u548c\u6d4b\u8bd5\u8f93\u5165\u6765\u5bfb\u627e\u8f6f\u4ef6\u6f0f\u6d1e\u7684\u7a0b\u5e8f\u81ea\u52a8\u5316\u6d4b\u8bd5\u6280\u672f\u3002\u5b83\u53ef\u4ee5\u7075\u6d3b\u5730\u5e94\u7528\u4e8e\u4e0d\u540c\u7684\u7a0b\u5e8f\uff0c\u4e0d\u9700\u8981\u4e86\u89e3\u7a0b\u5e8f\uff0c\u4e5f\u4e0d\u9700\u8981\u624b\u52a8\u751f\u6210\u6d4b\u8bd5\u7528\u4f8b\u3002\u5177\u4f53\u6765\u8bb2\uff0c\u8986\u76d6\u7387\u6307\u5bfc\u7684\u6a21\u7cca\u6d4b\u8bd5\u4ee5\u4e00\u4e2a\u521d\u59cb\u79cd\u5b50\u548c\u76ee\u6807\u7a0b\u5e8f\u4f5c\u4e3a\u8f93\u5165\uff0c\u751f\u6210\u80fd\u591f\u89e6\u53d1\u7a0b\u5e8f\u9519\u8bef\u7684\u79cd\u5b50\uff0c\u6574\u4e2a\u6d4b\u8bd5\u8fc7\u7a0b\u6784\u6210\u4e00\u4e2a\u5faa\u73af\u3002\u5728\u5faa\u73af\u4e2d\uff0c\u5b83\u91cd\u590d\u9009\u62e9\u79cd\u5b50\uff0c\u4ee5\u79cd\u5b50\u4e3a\u8f93\u5165\u8fd0\u884c\u76ee\u6807\u7a0b\u5e8f\uff0c\u5e76\u57fa\u4e8e\u5f53\u524d\u79cd\u5b50\u548c\u8fd0\u884c\u7ed3\u679c\u751f\u6210\u65b0\u7684\u79cd\u5b50\u3002\u8986\u76d6\u7387\u7528\u4f5c\u9009\u62e9\u79cd\u5b50\u7684\u5ea6\u91cf\u6807\u51c6\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56fe1\u5c55\u793a\u4e86\u8986\u76d6\u7387\u6307\u5bfc\u7684\u6a21\u7cca\u6d4b\u8bd5\u5de5\u5177AFL\u7684\u67b6\u6784\u3002AFL\u9996\u5148\u8bfb\u5165\u6240\u6709\u7684\u521d\u59cb\u79cd\u5b50\u5e76\u4fdd\u5b58\u5728\u961f\u5217\u4e2d\uff08\u2460\uff09\uff0c\u7136\u540e\u4ece\u961f\u5217\u4e2d\u9009\u62e9\u4e00\u4e2a\u79cd\u5b50\uff08\u2461\uff09\u3002\u5bf9\u4e8e\u6bcf\u4e2a\u79cd\u5b50\uff0c\u5b83\u901a\u8fc7\u4e0d\u540c\u7684\u7b56\u7565\u8fdb\u884c\u53d8\u5f02\uff08\u2462\uff09\uff0c\u5e76\u628a\u751f\u6210\u7684\u65b0\u6837\u672c\u53d1\u9001\u5230\u4e00\u4e2aFork\u51fa\u6765\u7684\u670d\u52a1\u5668\u8fdb\u884c\u6d4b\u8bd5\uff08\u2463\uff09\u3002\u5728\u6d4b\u8bd5\u8fc7\u7a0b\u4e2d\uff0cAFL\u7528\u4e00\u4e2a\u5168\u5c40\u7684\u7ed3\u6784\u6536\u96c6\u8986\u76d6\u7387\u4fe1\u606f\uff0c\u5982\u56fe1\u4e2d\u4ee5\u57fa\u672c\u5757\u6807\u8bc6\u7b26\u6807\u8bb0\u7684\u8fb9\u8986\u76d6\u7387\u50a8\u5b58\u5728bitmap\u4e2d\uff08\u2464\uff09\u3002\u5982\u679c\u4e00\u4e2a\u76ee\u6807\u7a0b\u5e8f\u53d1\u751f\u5d29\u6e83\uff0c\u90a3\u4e48\u5c31\u751f\u6210\u4e00\u4e2a\u62a5\u544a\uff0c\u5176\u4e2d\u80fd\u591f\u4f7f\u7a0b\u5e8f\u53d1\u751f\u5d29\u6e83\u7684\u79cd\u5b50\u5c31\u662f\u8fd9\u4e2a\u6f0f\u6d1e\u7684PoC\uff08\u2465\uff09\u3002\u5982\u679c\u751f\u6210\u7684\u65b0\u6837\u672c\u80fd\u591f\u5f15\u8d77\u8986\u76d6\u7387\u53d8\u5316\uff0c\u90a3\u4e48\u8be5\u6837\u672c\u5c31\u4f5c\u4e3a\u201c\u6709\u8da3\u7684\u201d\u79cd\u5b50\u4fdd\u7559\u5230\u79cd\u5b50\u961f\u5217\uff08\u2466\uff09\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"462\" src=\"https:\/\/www.inforsec.org\/wp\/wp-content\/uploads\/2022\/10\/1-12-1024x462.png\" alt=\"\" class=\"wp-image-5582\" srcset=\"http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2022\/10\/1-12-1024x462.png 1024w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2022\/10\/1-12-300x135.png 300w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2022\/10\/1-12-768x346.png 768w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2022\/10\/1-12-150x68.png 150w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2022\/10\/1-12-250x113.png 250w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2022\/10\/1-12.png 1080w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"text-align:center\"><strong>\u56fe1<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2\uff0e\u79cd\u5b50\u4f18\u5148<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u79cd\u5b50\u4f18\u5148\u662f\u4e3a\u672a\u6765\u7684\u79cd\u5b50\u53d8\u5f02\u548c\u9009\u62e9\u670d\u52a1\u7684\u3002\u8986\u76d6\u7387\u6307\u5bfc\u7684\u6a21\u7cca\u6d4b\u8bd5\u5229\u7528\u8986\u76d6\u7387\u4fe1\u606f\u8ba1\u7b97\u4f18\u5148\u7ea7\u3002\u4e0d\u540c\u7684\u6a21\u7cca\u5de5\u5177\u91c7\u7528\u4e0d\u540c\u7684\u8986\u76d6\u7387\u6807\u51c6\uff0c\u5982\u57fa\u672c\u5757\u8986\u76d6\u7387\u3001\u8fb9\u8986\u76d6\u7387\u548c\u8def\u5f84\u8986\u76d6\u7387\u3002\u4e0e\u57fa\u672c\u5757\u8986\u76d6\u7387\u76f8\u6bd4\uff0c\u8fb9\u8986\u76d6\u7387\u66f4\u52a0\u7cbe\u7ec6\u654f\u611f\uff0c\u56e0\u4e3a\u5b83\u8003\u8651\u5230\u4e86\u57fa\u672c\u5757\u8f6c\u79fb\u7684\u65b9\u5411\uff0c\u540c\u65f6\u5b83\u6bd4\u8def\u5f84\u8986\u76d6\u7387\u66f4\u5177\u53ef\u6269\u5c55\u6027\uff0c\u907f\u514d\u4e86\u8def\u5f84\u7206\u70b8\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">AFL\u53ca\u5176\u5b50\u4ee3\u4f7f\u7528\u8fb9\u8986\u76d6\u7387\u6765\u8ba1\u7b97\u79cd\u5b50\u7684\u4f18\u5148\u7ea7\u3002\u5177\u4f53\u662f\u7531\u4e24\u90e8\u5206\u8ba1\u7b97\u5f97\u5230\u7684\uff1a\u8f93\u5165\u8fc7\u6ee4\uff08\u56fe1\u4e2d\u7684\u6b65\u9aa4\u2466\uff09\u548c\u961f\u5217\u5254\u9664\uff08\u56fe1\u4e2d\u7684\u6b65\u9aa4\u2460\uff09\u3002\u8f93\u5165\u8fc7\u6ee4\u5c31\u662f\u8fc7\u6ee4\u6389\u4e0d\u201c\u6709\u8da3\u201d\u7684\u8f93\u5165\uff0c\u5373\u6ca1\u6709\u5f15\u8d77\u8986\u76d6\u7387\u6216\u547d\u4e2d\u6b21\u6570\u53d8\u5316\u7684\u79cd\u5b50\u3002\u961f\u5217\u5254\u9664\u662f\u5bf9\u79cd\u5b50\u961f\u5217\u8fdb\u884c\u6392\u5e8f\uff0c\u5b83\u5e76\u4e0d\u4f1a\u4e22\u5f03\u79cd\u5b50\uff0c\u4f46\u91cd\u65b0\u7ec4\u7ec7\u4e86\u961f\u5217\u4e2d\u7684\u79cd\u5b50\u3002\u4f18\u5148\u7ea7\u4f4e\u7684\u79cd\u5b50\u4e4b\u540e\u83b7\u5f97\u66f4\u5c11\u7684\u6d4b\u8bd5\u673a\u4f1a\u3002\u8f93\u5165\u8fc7\u6ee4\u53d1\u751f\u5728\u6bcf\u6b21\u79cd\u5b50\u6267\u884c\u4e4b\u540e\uff0c\u961f\u5217\u5254\u9664\u5219\u662f\u5728\u4e00\u5b9a\u6570\u91cf\u7684\u79cd\u5b50\u6267\u884c\u4e4b\u540e\uff0c\u7531\u53d8\u5f02\u80fd\u91cf\u8c03\u6574\u7b56\u7565\u63a7\u5236\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uff081\uff09\u00a0\u8f93\u5165\u8fc7\u6ee4\u3002\u5728\u6a21\u7cca\u6d4b\u8bd5\u8fc7\u7a0b\u4e2d\uff0cAFL\u4f1a\u4fdd\u7559\u4ee5\u4e0b\u4e24\u79cd\u60c5\u51b5\u7684\u65b0\u79cd\u5b50\uff1a\u4e00\u662f\u65b0\u79cd\u5b50\u89e6\u53d1\u4e86\u65b0\u7684\u8fb9\uff0c\u4e8c\u662f\u65b0\u79cd\u5b50\u89e6\u53d1\u4e86\u5df2\u7ecf\u53d1\u73b0\u7684\u8fb9\u7684\u66f4\u591a\u7684\u6b21\u6570\u3002\u56e0\u6b64\uff0cAFL\u8bbe\u8ba1\u4e86\u8bb0\u5f55\u8fb9\u8986\u76d6\u7387\u7684\u7ed3\u6784\uff0c\u901a\u8fc7\u7ed9\u4e0d\u540c\u7684\u57fa\u672c\u5757\u5206\u914d\u4e0d\u540c\u7684ID\uff0c\u6309\u7167\u56fe2\u4e2d\u7684\u516c\u5f0f\u8bb0\u5f55\u57fa\u672c\u5757\u4e4b\u95f4\u7684\u8fb9\u4fe1\u606f\uff0c\u8bb0\u5f55\u5230bitmap\u3002\u5176\u4e2dcur_location\u662f\u6307\u5f53\u524d\u57fa\u672c\u5757\uff0cprev_location\u8868\u793a\u524d\u4e00\u4e2a\u57fa\u672c\u5757\uff08\u4f1a\u6839\u636e\u5f53\u524d\u57fa\u672c\u5757\u66f4\u65b0\uff0c\u5982\u516c\u5f0f\u7b2c\u4e09\u884c\uff09\uff0c\u4e24\u8005\u5f02\u6216\u7684\u503c\u4f5c\u4e3abitmap\u7684index\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"197\" src=\"https:\/\/www.inforsec.org\/wp\/wp-content\/uploads\/2022\/10\/2-7-1024x197.png\" alt=\"\" class=\"wp-image-5583\" srcset=\"http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2022\/10\/2-7-1024x197.png 1024w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2022\/10\/2-7-300x58.png 300w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2022\/10\/2-7-768x148.png 768w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2022\/10\/2-7-150x29.png 150w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2022\/10\/2-7-250x48.png 250w, http:\/\/202.112.238.40\/wp\/wp-content\/uploads\/2022\/10\/2-7.png 1080w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"text-align:center\"><strong>\u56fe2<\/strong><\/p>\n\n\n\n<p 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<\/span><\/a><\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-5580","post","type-post","status-publish","format-standard","hentry","category-research"],"_links":{"self":[{"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=\/wp\/v2\/posts\/5580","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5580"}],"version-history":[{"count":1,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=\/wp\/v2\/posts\/5580\/revisions"}],"predecessor-version":[{"id":5584,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=\/wp\/v2\/posts\/5580\/revisions\/5584"}],"wp:attachment":[{"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5580"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5580"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5580"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}