{"id":52300,"date":"2017-09-08T09:00:18","date_gmt":"2017-09-08T01:00:18","guid":{"rendered":"https:\/\/blog.trendmicro.com.tw\/?p=52300"},"modified":"2017-09-07T18:14:36","modified_gmt":"2017-09-07T10:14:36","slug":"iot-%e8%bb%8a%e8%81%af%e7%b6%b2%e9%80%99%e5%80%8b%e5%ae%89%e5%85%a8%e6%bc%8f%e6%b4%9e%e5%8f%af%e8%ae%93%e5%81%9c%e8%bb%8a%e6%84%9f%e6%87%89%e5%99%a8%e3%80%81%e5%ae%89%e5%85%a8%e6%b0%a3%e5%9b%8a","status":"publish","type":"post","link":"https:\/\/blog.trendmicro.com.tw\/?p=52300","title":{"rendered":"IOT \u8eca\u806f\u7db2:\u9019\u500b\u5b89\u5168\u6f0f\u6d1e\u53ef\u8b93\u505c\u8eca\u611f\u61c9\u5668\u3001\u5b89\u5168\u6c23\u56ca\u5931\u6548!"},"content":{"rendered":"<p>\u53d7\u5230\u6c7d\u8eca\u88fd\u9020\u5546\u91cd\u7528\u7684\u63a7\u5236\u5668\u5340\u57df\u7db2\u8def\uff08Controller Area Network\uff0cCAN\uff09\u5354\u5b9a\u542b\u6709\u4e00\u5b89\u5168\u6f0f\u6d1e\uff0c\u53ef\u5e36\u4f86\u963b\u65b7\u670d\u52d9\u653b\u64ca\uff08DoS\uff09\uff0c\u800c\u4f7f\u8eca\u4e0a\u7684\u5b89\u5168\u6c23\u56ca\u6216\u505c\u8eca\u611f\u61c9\u5668\u5931\u6548\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-large\" src=\"https:\/\/blog.trendmicro.com\/trendlabs-security-intelligence\/files\/2017\/08\/feature_connected_car_hack.jpg\" width=\"400\" height=\"400\" \/><\/p>\n<p>\u57281986\u5e74\u6b63\u5f0f\u767c\u8868\u7684CAN\u5354\u5b9a\u898f\u7bc4\u4e86\u5305\u62ec\u505c\u8eca\u611f\u61c9\u5668\u3001\u5b89\u5168\u6c23\u56ca\u3001\u4e3b\u52d5\u5b89\u5168\u7cfb\u7d71\u3001\u9632\u715e\u8eca\u9396\u6b7b\u7cfb\u7d71\u8207\u8eca\u8f09\u7cfb\u7d71\u4e4b\u9593\u7684\u901a\u8a0a\u8207\u4e92\u52d5\u6a19\u6e96\u3002\u4e0d\u904e\uff0c\u6700\u8fd1\u8da8\u52e2\u79d1\u6280\u767c\u73fe\u4e86\u8a72\u5354\u5b9a\u7684\u8a2d\u8a08\u542b\u6709\u4e00\u500b\u5b89\u5168\u6f0f\u6d1e\uff0c\u5c07\u5141\u8a31\u99ed\u5ba2\u5207\u65b7\u57fa\u65bcCAN\u7684\u7cfb\u7d71\u529f\u80fd\uff0c\u5e78\u597d\u99ed\u5ba2\u5fc5\u9700\u5be6\u969b\u63a5\u89f8\u8eca\u8f1b\u624d\u53ef\u80fd\u5be6\u73fe\u653b\u64ca\u3002<\/p>\n<p>\u7f8e\u570b\u570b\u571f\u5b89\u5168\u90e8\u65d7\u4e0b\u7684\u5de5\u696d\u63a7\u5236\u7cfb\u7d71\u7dca\u6025\u61c9\u8b8a\u5c0f\u7d44\uff08ICS-CERT\uff09\u5df2\u63d0\u524d\u53d6\u5f97\u4e86\u8a72\u7814\u7a76\u5831\u544a<a href=\"https:\/\/ics-cert.us-cert.gov\/alerts\/ICS-ALERT-17-209-01\">\u4e26\u65bc7\u6708\u63d0\u51fa\u8b66\u544a<\/a>\u3002\u6839\u64daICS-CERT\u7684\u8aaa\u6cd5\uff0cCAN\u5354\u5b9a\u4e0d\u53ea\u61c9\u7528\u5728\u6c7d\u8eca\u7522\u696d\uff0c\u4e5f\u88ab\u5ee3\u6cdb\u61c9\u7528\u5728\u95dc\u9375\u88fd\u9020\u5546\u3001\u5065\u5eb7\u7167\u8b77\u7522\u696d\u8207\u4ea4\u901a\u7cfb\u7d71\u3002<\/p>\n<p>\u7531\u65bc\u8a72\u6f0f\u6d1e\u5c6c\u65bcCAN\u5354\u5b9a\u7684\u8a2d\u8a08\u6f0f\u6d1e\uff0c\u56e0\u6b64\u73fe\u968e\u6bb5\u53ea\u80fd\u7d13\u7de9\u800c\u7121\u6cd5\u5b8c\u5168\u6216\u7acb\u5373\u88ab\u4fee\u88dc\u3002\u5176\u653b\u64ca\u53ef\u80fd\u6027\u5247\u8996CAN\u88ab\u90e8\u7f72\u7684\u65b9\u5f0f\u8207OBD-II\u50b3\u8f38\u57e0\u906d\u5b58\u53d6\u7684\u96e3\u6613\u5ea6\u800c\u5b9a\uff0c\u4f8b\u5982ICS-CERT\u4fbf\u5efa\u8b70\u6c7d\u8eca\u88fd\u9020\u5546\u61c9\u9650\u5236OBD-II\u7684\u5b58\u53d6\u80fd\u529b\u3002<\/p>\n<p>\u7136\u800c\uff0c\u8da8\u52e2\u79d1\u6280\u8b66\u544a\uff0c\u5c31\u7b97\u8a72\u6f0f\u6d1e\u5fc5\u9808\u8981\u53ef\u5be6\u969b\u78b0\u89f8\u6c7d\u8eca\u624d\u80fd\u88ab\u958b\u63a1\uff0c\u4f46\u9019\u4ecd\u7136\u662f\u500b\u53ef\u80fd\u5371\u53ca\u751f\u547d\u5b89\u5168\u7684\u56b4\u91cd\u6f0f\u6d1e\uff0c\u800c\u4e14\uff0c\u5728\u5171\u4e58\u6216\u6c7d\u8eca\u79df\u8cc3\u6210\u70ba\u4e3b\u6d41\u4e4b\u5f8c\uff0c\u5c07\u8b93\u8a31\u591a\u4eba\u5f97\u4ee5\u63a5\u89f8\u540c\u4e00\u90e8\u8eca\uff0c\u9032\u4e00\u6b65\u64f4\u5927\u4e86\u8a72\u6f0f\u6d1e\u7684\u5b89\u5168\u98a8\u96aa\u3002<\/p>\n<p>\u806f\u7db2\u6c7d\u8eca\u88ab\u653b\u64ca\uff0c\u5df2\u7d93\u4e0d\u662f\u65b0\u805e,\u4e00\u500b\u8457\u540d\u7684\u4f8b\u5b50\u662f\uff0c\u5169\u540d\u7814\u7a76\u4eba\u54e1Charlie Miller\u548cChris Valasek\u767c\u73fe\u653b\u64caChrysler Jeep\u7684\u65b9\u6cd5\u3002\u904e\u53bb\u767c\u73fe\u7684\u9019\u4e9b\u653b\u64ca\u624b\u6cd5\u5927\u591a\u662f\u5229\u7528\u7279\u5b9a\u54c1\u724c\u548c\u8eca\u578b\u7684\u7279\u5b9a\u5f31\u9ede,\u4e00\u65e6\u56de\u5831\u5c31\u80fd\u5920\u5f88\u5feb\u52a0\u4ee5\u89e3\u6c7a\u3002\u4f46<a href=\"https:\/\/necst.it\/\">\u7c73\u862d\u7406\u5de5\u5927\u5b78<\/a>\u3001Linklayer\u5be6\u9a57\u5ba4\u8207<a href=\"https:\/\/www.trendmicro.com.tw\/edm\/Tracking.asp?id=2651&amp;name=20110916\">\u8da8\u52e2\u79d1\u6280<\/a>\u7684\u524d\u77bb\u6027\u5a01\u8105\u7814\u7a76\uff08FTR\uff09\u5718\u968a<a href=\"https:\/\/link.springer.com\/chapter\/10.1007\/978-3-319-60876-1_9\">\u767c\u73fe<\/a>, \u65b0\u7684\u653b\u64ca\u624b\u6cd5\u4e0d\u50c5\u80fd\u5920\u5927\u5e45\u5ea6\u5f71\u97ff\u6c7d\u8eca\u6027\u80fd\u548c\u529f\u80fd\uff0c\u800c\u4e14\u53ef\u4ee5\u96b1\u533f\u9032\u884c\u4e14\u901a\u7528\u65bc\u6240\u6709\u5ee0\u5546\u3002<\/p>\n<p>\u73fe\u4eca\u7684\u6c7d\u8eca\u5b89\u5168\u6280\u8853\u7121\u6cd5\u9632\u79a6\uff0c\u60f3\u5fb9\u5e95\u89e3\u6c7a\u9019\u554f\u984c\u9700\u8981\u5728\u8a2d\u5099\u88fd\u9020\u65b9\u5f0f\u4e0a\u9032\u884c\u5ee3\u6cdb\u800c\u5fb9\u5e95\u7684\u9769\u65b0\u3002\u4e8b\u5be6\u4e0a\uff0c\u9019\u6703\u82b1\u4e0a\u4e00\u6574\u500b\u4e16\u4ee3\u7684\u6642\u9593\u624d\u80fd\u5920\u89e3\u6c7a\u9019\u6a23\u7684\u6f0f\u6d1e\uff0c\u4e0d\u80fd\u50c5\u9760\u53ec\u56de\u6216\u7dda\u4e0a\u5347\u7d1a\u3002<\/p>\n<p>\u4ee5\u4e0b\u5217\u51fa\u5e7e\u500b\u5e38\u898b\u554f\u984c:<\/p>\n<p><strong><em>\u554f:<\/em><\/strong><strong><em>\u9019\u500b\u201c\u5165\u4fb5\u6c7d\u8eca\u201d\u7684\u6982\u5ff5\u8b49\u660e\u653b\u64ca\u8ddf\u5176\u4ed6\u6709\u4ec0\u9ebc\u4e0d\u4e00\u6a23\u5462\uff1f<\/em><\/strong><\/p>\n<p>\u9019\u7a2e\u653b\u64ca\u7528\u6700\u5148\u9032\u7684\u5b89\u5168\u6a5f\u5236\u4e5f\u7121\u6cd5\u5bdf\u89ba\u7684\u65b9,\u4f86\u505c\u7528\u9023\u63a5\u5230\u6c7d\u8eca\u8a2d\u5099\u7db2\u8def\u7684\u8a2d\u5099\uff08\u5982\u5b89\u5168\u6c23\u56ca\u3001\u5012\u8eca\u96f7\u9054\u3001\u4e3b\u52d5\u5b89\u5168\u7cfb\u7d71\uff09\u3002<\/p>\n<p>&nbsp;<\/p>\n<p><strong><em>\u554f:<\/em><\/strong><strong><em>\u9019\u9805\u7814\u7a76\u7684\u4e3b\u8981\u7d50\u8ad6\u662f\u4ec0\u9ebc\uff1f<\/em><\/strong><\/p>\n<p><a href=\"https:\/\/blog.trendmicro.com.tw\/?s=%E8%BB%8A%E8%81%AF%E7%B6%B2\">\u8eca\u806f\u7db2<\/a>\u5df2\u7d93\u6108\u4f86\u6108\u666e\u904d,\u6a19\u6e96\u5316\u6a5f\u69cb\u3001\u6c7a\u7b56\u8005\u548c\u6c7d\u8eca\u5ee0\u5546\u662f\u6642\u5019\u5c07\u9019\u6a23\u7684\u6539\u8b8a\u52a0\u5165\u8003\u616e\uff0c\u8b8a\u66f4\u672a\u4f86\u6c7d\u8eca\u7684\u5be6\u9ad4\u7db2\u8def\u8a2d\u8a08\u3002<\/p>\n<p><strong><em>\u554f:<\/em><\/strong><strong><em>\u6211\u7684\u8eca\u6703\u88ab\u5f71\u97ff\u55ce\uff1f<\/em><\/strong><\/p>\n<p>\u6709\u53ef\u80fd\u3002\u9019\u985e\u653b\u64ca\u65b9\u5f0f\u8ddf\u5ee0\u724c\u7121\u95dc\u3002\u4f46\u6709\u4e9b\u5ee0\u5546\u53ef\u80fd\u6703\u63a1\u53d6\u975e\u6a19\u6e96\u505a\u6cd5\u8b93\u653b\u64ca\u66f4\u96e3\u6210\u529f\u3002<\/p>\n<p><strong><em>\u554f:<\/em><\/strong><strong><em>\u201c Jeep<\/em><\/strong><strong><em>\u5165\u4fb5\u201d\u4e0d\u662f\u76ee\u524d\u70ba\u6b62\u6700\u5148\u9032\u7684\u653b\u64ca\u55ce\uff1f<\/em><\/strong><\/p>\n<p>\u201cJeep\u5165\u4fb5\u201d\u78ba\u5be6\u975e\u5e38\u5148\u9032\u548c\u6709\u6548\u3002\u4e0d\u904e\u76ee\u524d\u5e02\u9762\u4e0a\u7684\u8eca\u8f09\u7db2\u8def\u5b89\u5168\u6280\u8853\uff08\u5982\u53ef\u52a0\u88dd\u7684IDS \/ IPS\uff09\u80fd\u5920\u5075\u6e2c\u9019\u6a23\u7684\u653b\u64ca\uff0c\u56e0\u70ba\u5b83\u9700\u8981\u9032\u884cframe\u6ce8\u5165\u3002\u6b64\u5916\uff0c\u6c7d\u8eca\u5ee0\u5546\u53ef\u4ee5\u5347\u7d1a\u8eca\u8f09\u8a2d\u5099\u7684\u8edf\u9ad4\u4f86\u4fee\u88dc\u653b\u64ca\u6240\u7528\u7684\u6f0f\u6d1e\u3002<\/p>\n<p><strong><em>\u554f:<\/em><\/strong><strong><em>\u6c7d\u8eca\u5ee0\u5546\u9700\u8981\u591a\u4e45\u4f86\u89e3\u6c7a\u9019\u500b\u554f\u984c\uff1f<\/em><\/strong><\/p>\n<p>\u9019\u4e26\u975e\u6c7d\u8eca\u5ee0\u5546\u7684\u554f\u984c\uff0c\u4e0d\u662f\u4ed6\u5011\u9020\u6210\u7684\u3002\u6211\u5011\u7684\u7814\u7a76\u6240\u5229\u7528\u7684\u5b89\u5168\u554f\u984c\u51fa\u5728\u898f\u7bc4\u8eca\u8f09\u8a2d\u5099\u7db2\u8def\uff08\u5373Controller Area Network\uff0cCAN\uff09\u904b\u4f5c\u7684\u6a19\u6e96\u3002\u6c7d\u8eca\u5ee0\u5546\u53ea\u80fd\u900f\u904e\u7279\u6b8a\u505a\u6cd5\u4f86\u89e3\u6c7a\u9019\u985e\u653b\u64ca\uff0c\u4f46\u4e0d\u80fd\u5b8c\u5168\u52a0\u4ee5\u6d88\u9664\u3002\u8981\u5b8c\u5168\u6d88\u9664\u98a8\u96aa\u9700\u8981\u63d0\u51fa\u3001\u63a1\u7d0d\u548c\u5be6\u65bd\u65b0\u7684CAN\u6a19\u6e96\u3002\u9019\u53ef\u80fd\u9700\u8981\u82b1\u4e0a\u4e00\u6574\u500b\u4e16\u4ee3\u3002<\/p>\n<p>\u672c\u6587\u53ca\u4e0b\u9762\u7684\u5f71\u7247\u8a73\u7d30\u4ecb\u7d39\u9019\u500b\u7814\u7a76:<\/p>\n<p><iframe loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/oajtDFw_t3Q\" width=\"500\" height=\"281\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n<p><strong>CAN<\/strong><strong>\u6a19\u6e96\u7684\u8a2d\u8a08\u6f0f\u6d1e<\/strong><\/p>\n<p>\u9019\u7a2e\u653b\u64ca\u6feb\u7528\u4e86\u88ab\u7a31\u70ba\u63a7\u5236\u5668\u5340\u57df\u7db2\u8def\uff08Controller Area Network\uff0cCAN\uff09\u5354\u5b9a\u7684\u6f0f\u6d1e,\u8a72\u7db2\u8def\u5354\u5b9a\u898f\u7bc4\u4e86\u5305\u62ec\u505c\u8eca\u611f\u61c9\u5668\u3001\u5b89\u5168\u6c23\u56ca\u3001\u4e3b\u52d5\u5b89\u5168\u7cfb\u7d71\u4e4b\u9593\u7684\u901a\u8a0a\u8207\u4e92\u52d5\u6a19\u6e96\u3002<\/p>\n<p>CAN\u5354\u5b9a\u57281986\u5e74\u6b63\u5f0f\u767c\u5e03\uff0c\u57281989\u5e74\u9996\u6b21\u51fa\u73fe\u5728\u91cf\u7522\u8eca\u4e0a\u30021993\u5e74\uff0c\u570b\u969b\u6a19\u6e96\u5316\u7d44\u7e54\uff08ISO\uff09\u63a5\u53d7CAN\u6210\u70ba\u4e00\u500b\u6a19\u6e96\uff0c\u6b64\u5f8c\uff0cCAN\u6210\u70ba\u4eca\u65e5\u5e7e\u4e4e\u6240\u6709\u8f15\u578b\u8eca\u8f1b\u7684\u901a\u7528\u6a19\u6e96\u3002<\/p>\n<p>&nbsp;<\/p>\n<p><strong>\u70ba\u4ec0\u9ebc\u6c7d\u8eca\u5167\u7684\u5404\u7a2e\u8a2d\u5099\u548c\u7cfb\u7d71\u9700\u8981\u4e92\u76f8\u9023\u63a5\uff1f<\/strong><\/p>\n<p>\u70ba\u4e86\u8b93\u5404\u7a2e\u8eca\u8f09\u7cfb\u7d71\u53ef\u4ee5\u81ea\u52d5\u767c\u63ee\u4f5c\u7528\uff0c\u5c24\u5176\u662f\u5728\u7dca\u6025\u6642\u523b\u3002\u4f8b\u5982CAN\u8b93\u4f60\u7684\u8cc7\u8a0a\u5a1b\u6a02\u548c\u5b89\u5168\u7cfb\u7d71\u63a5\u6536\u4f86\u81ea\u6c7d\u8eca\u5b89\u5168\u6c23\u56ca\u7cfb\u7d71\u7684\u8a0a\u606f\uff0c\u77e5\u9053\u662f\u5426\u9700\u8981\u5728\u767c\u751f\u4e8b\u6545\u6642\u6253\u96fb\u8a71\u56de\u5bb6\u3002\u5b83\u9084\u53ef\u4ee5\u63d0\u5347\u4f60\u7684\u99d5\u99db\u9ad4\u9a57\u3002\u4f8b\u5982\u8cc7\u8a0a\u5a1b\u6a02\u7cfb\u7d71\u53ef\u4ee5\u5f9e\u5f15\u64ce\u63a7\u5236\u7cfb\u7d71\u8b80\u53d6\u6b63\u5728\u52a0\u901f\u7684\u8a0a\u606f\uff0c\u9032\u800c\u8abf\u9ad8\u6c7d\u8eca\u97f3\u97ff\u97f3\u91cf\u3002\u9019\u6a23\u4e00\u4f86\u4f60\u5c31\u53ef\u4ee5\u5728\u5f15\u64ce\u8072\u8b8a\u5927\u6642\u4ecd\u7136\u53ef\u4ee5\u807d\u5230\u8072\u97f3\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/blog.trendmicro.com\/trendlabs-security-intelligence\/files\/2017\/08\/Figure01_car-hacking.jpg\" alt=\"Figure 01 A typical CAN network diagram\" \/><\/p>\n<p>\u57161\u3001\u5178\u578b\u7684CAN\u7db2\u8def\u5716\uff08*1\uff09<\/p>\n<p>&nbsp;<\/p>\n<p>CAN\u8a0a\u606f\uff08\u5305\u62ec\u932f\u8aa4\uff09\u88ab\u7a31\u70ba\u201c frame\u201d\u3002\u7576\u88dd\u7f6e\u8b80\u5230frame\u51fa\u73fe\u975e\u9810\u671f\u7684\u503c\u6642\u6703\u51fa\u73fe\u932f\u8aa4\u3002\u7576\u8a2d\u5099\u5075\u6e2c\u5230\u9019\u7a2e\u4e8b\u4ef6\u6642\uff0c\u5b83\u6703\u5beb\u5165\u4e00\u500b\u932f\u8aa4\u8a0a\u606f\u5230CAN\u532f\u6d41\u6392\u4f86\u201c\u56de\u6536\u201d\u932f\u8aa4\u7684frame\uff0c\u4e26\u901a\u77e5\u5176\u5b83\u8a2d\u5099\u5ffd\u8996\u88ab\u56de\u6536\u7684frame\u3002\u9019\u7a2e\u4e8b\u6545\u5f88\u5e38\u898b\uff0c\u901a\u5e38\u90fd\u662f\u81ea\u7136\u9020\u6210\uff0c\u4e00\u6b21\u77ed\u66ab\u7684\u6545\u969c\u6216\u662f\u592a\u591a\u7cfb\u7d71\u548c\u6a21\u7d44\u8a66\u5716\u5728\u540c\u4e00\u6642\u9593\u900f\u904eCAN\u9001\u51faframe\u3002<\/p>\n<p>\u5982\u679c\u4e00\u500b\u8a2d\u5099\u9001\u51fa\u592a\u591a\u932f\u8aa4\uff0c\u90a3\u9ebcCAN\u6a19\u6e96\u898f\u5b9a\u5b83\u9032\u5165\u4e00\u500b\u6240\u8b02\u7684Bus-Off\u72c0\u614b\uff0c\u5c07\u5b83\u5f9eCAN\u9694\u96e2\uff0c\u907f\u514d\u5c0dCAN\u8b80\u5beb\u4efb\u4f55\u8cc7\u6599\u3002\u6b64\u529f\u80fd\u5c0d\u65bc\u9694\u96e2\u6545\u969c\u8a2d\u5099\u4e26\u963b\u6b62\u5b83\u5011\u89f8\u767cCAN\u5176\u4ed6\u6a21\u7d44\/\u7cfb\u7d71\u4f86\u8aaa\u975e\u5e38\u6709\u7528\u3002<\/p>\n<p>\u653b\u64ca\u53ef\u900f\u904e\u8db3\u5920\u591a\u7684\u932f\u8aa4\u4f86\u89f8\u767c\u9019\u7a2e\u529f\u80fd\uff0c\u8b93CAN\u5167\u7684\u76ee\u6a19\u8a2d\u5099\u6216\u7cfb\u7d71\u9032\u5165Bus Off\u72c0\u614b\uff0c\u4e5f\u5c31\u7121\u6cd5\u64cd\u4f5c\u3002\u9019\u53cd\u904e\u4f86\u53ef\u4ee5\u6975\u5927\u5730\u5f71\u97ff\u6c7d\u8eca\u6027\u80fd\uff0c\u8b93\u5b83\u8b8a\u5f97\u5371\u96aa\u751a\u81f3\u81f4\u547d\uff0c\u7279\u5225\u662f\u7576\u50cf\u5b89\u5168\u6c23\u56ca\u7cfb\u7d71\u6216\u9632\u9396\u6b7b\u5236\u52d5\u7cfb\u7d71\u7b49\u95dc\u9375\u7cfb\u7d71\u5931\u6548\u7684\u6642\u5019\u3002\u6240\u9700\u8981\u7684\u53ea\u662f\u5c07\u4e00\u500b\u7279\u88fd\u653b\u64ca\u8a2d\u5099\u9023\u4e0a\u6c7d\u8eca\u7684CAN\uff0c\u4e26\u4e14\u91cd\u65b0\u4f7f\u7528\u5df2\u7d93\u6d41\u901a\u5728CAN\u7684frame\u800c\u975e\u6ce8\u5165\u65b0\u7684\uff08\u50cf\u662f\u4e4b\u524d\u653b\u64ca\u7684\u505a\u6cd5\uff09\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/blog.trendmicro.com\/trendlabs-security-intelligence\/files\/2017\/08\/Figure02_car-hacking.jpg\" alt=\"Figure 2. Attack device attack chain\" \/><\/p>\n<p><em>\u57162<\/em><em>\u3001\u653b\u64ca\u8a2d\u5099\u653b\u64ca\u93c8\uff08*1<\/em><em>\uff09<\/em><\/p>\n<p>&nbsp;<\/p>\n<p><strong><em>\u9060\u7aef\u8207\u672c\u5730\u5b58\u53d6 <\/em><\/strong><strong><em>\u73fe\u4eca\u6c7d\u8eca\u7684\u6f0f\u6d1e<\/em><\/strong><\/p>\n<p>\u8a31\u591a\u6c7d\u8eca\u5165\u4fb5\u6982\u5ff5\u8b49\u660e\u6216\u6f0f\u6d1e\u6703\u88ab\u5ffd\u8996,\u7d93\u5e38\u662f\u56e0\u70ba\u5b83\u5011\u9700\u8981\u5c0d\u6c7d\u8eca\u6709\u76f4\u63a5\u9023\u7dda\u3002\u9996\u5148\uff0c\u9019\u500b\u6982\u5ff5\u9a57\u8b49\u653b\u64ca\u53ef\u4ee5\u900f\u904e\u4efb\u4f55\u8b93\u653b\u64ca\u8005\u91cd\u65b0\u7de8\u5beb\u4e00\u500bECU\uff08\u5982\u8cc7\u8a0a\u5a1b\u6a02\u7cfb\u7d71\uff09\u97cc\u9ad4\u7684\u9060\u7aef\u653b\u64ca\u6f0f\u6d1e\u9032\u884c\u3002\u5176\u6b21\uff0c\u5373\u4fbf\u662f\u672c\u5730\u7aef\u653b\u64ca\u4e5f\u61c9\u53d7\u5230\u91cd\u8996\u3002\u5728\u904e\u53bb\uff0c\u653b\u64ca\u8005\u80fd\u5920\u76f4\u63a5\u78b0\u5230\u8eca\u5b50\u7684\u60c5\u6cc1\u4e0d\u6b62\u5c11\u898b\uff0c\u800c\u4e14\u5c0d\u653b\u64ca\u8005\u4f86\u8aaa\u4e5f\u5f88\u5371\u96aa\u3002\u9019\u6216\u8a31\u662f\u771f\u7684\uff0c\u4f46\u662f\u73fe\u4eca\u7684\u4ea4\u901a\u904b\u8f38\u8da8\u52e2\uff08\u5982\u5171\u4e58\u3001\u4f75\u8eca\u6216\u79df\u8eca\uff09\u8b93\u591a\u4eba\u80fd\u5920\u78b0\u5230\u540c\u4e00\u53f0\u8eca\u7684\u60c5\u6cc1\u8b8a\u5f97\u666e\u904d\u3002\u56e0\u6b64\uff0c\u8eca\u8f1b\u7db2\u8def\u5b89\u5168\u7684\u8b8a\u9769\u5fc5\u9808\u767c\u751f\u3002<\/p>\n<p>&nbsp;<\/p>\n<p><strong><em>\u89e3\u6c7a\u65b9\u6848<\/em><\/strong><\/p>\n<p>\u6b63\u5982\u524d\u9762\u6240\u8aaa\uff0c\u8981\u89e3\u6c7a\u9019\u500b\u5b89\u5168\u554f\u984c\u4e26\u4e0d\u5bb9\u6613\uff0c\u56e0\u70ba\u9019\u6f0f\u6d1e\u5b58\u5728\u65bc\u8a2d\u8a08\u4e2d\uff0c\u800c\u4e14\u4e0d\u80fd\u7acb\u5373\u4fee\u88dc\u3002\u4efb\u4f55\u53ef\u884c\u7684\u89e3\u6c7a\u65b9\u6848\u90fd\u9700\u8981\u6cd5\u898f\u548c\u653f\u7b56\u7684\u5927\u5e45\u8f49\u8b8a\uff0c\u4e26\u9700\u8981\u82b1\u4e0a\u4e00\u500b\u4e16\u4ee3\u9032\u884c\u3002\u653e\u773c\u672a\u4f86\uff0c\u6709\u4e9b\u9577\u671f\u89e3\u6c7a\u65b9\u6848\u6709\u52a9\u65bc\u963b\u6b62\u9019\u7a2e\u653b\u64ca\uff1a<\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li>\u7db2\u8def\u5206\u6bb5\u6216\u62d3\u64b2\u7d50\u69cb\u6539\u8b8a\uff1a\u900f\u904e\u8b8a\u66f4\u7db2\u8def\u62d3\u64b2\u6216\u5207\u5272\u8eca\u5167CAN\u53ef\u4ee5\u963b\u6b62\u91dd\u5c0d\u6027\u7684\u5927\u91cf\u932f\u8aa4\u8a0a\u606f\u5f71\u97ff\u7279\u5b9a\u7cfb\u7d71\u3002<\/li>\n<li>\u9650\u5236\u9023\u63a5OBD-II\u8a3a\u65b7\u7aef\u53e3\uff1a\u9700\u8981\u7279\u6b8a\u9470\u5319\u6216\u5bc6\u78bc\u624d\u80fd\u958b\u555f\u8a72\u7aef\u53e3\u6240\u5728\u5916\u6bbc\uff0c\u9019\u53ef\u4ee5\u9632\u6b62\u975e\u6cd5\u548c\u672a\u7d93\u6388\u6b0a\u7684\u8a2d\u5099\u9023\u4e0aCAN\u3002\u4e5f\u53ef\u4ee5\u8003\u616e\u5c0d\u9032\u51fa\u8a72\u7aef\u53e3\u7684\u7db2\u8def\u6d41\u91cf\u52a0\u4e0a\u8edf\u9ad4\u7d1a\u5225\u7684\u8a8d\u8b49\u3002\u9019\u9700\u8981\u6cd5\u898f\u7684\u6539\u8b8a\u3002<\/li>\n<li>\u52a0\u5bc6\uff1a\u52a0\u5bc6CAN frame ID\u6b04\u4f4d\u53ef\u4ee5\u9632\u6b62\u653b\u64ca\u8005\u8b58\u5225\u5230\u76ee\u6a19\u7684CAN frame\uff0c\u4e5f\u6703\u9020\u6210\u66f4\u5bb9\u6613\u88ab\u5075\u6e2c\u3002<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>\u6211\u5011\u5df2\u7d93\u5c07\u7814\u7a76\u7d50\u679c<a href=\"https:\/\/ics-cert.us-cert.gov\/alerts\/ICS-ALERT-17-209-01\">\u62ab\u9732\u7d66US\/ICS-CERT<\/a>\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u60f3\u4e86\u89e3\u66f4\u591a\u95dc\u65bc\u6b64\u6b21\u5165\u4fb5\u53ca\u76f8\u95dc\u7684\u7814\u7a76\u8cc7\u8a0a\u53ef\u4ee5\u53c3\u8003\u6211\u5011\u6700\u65b0\u7684\u6280\u8853\u7c21\u4ecb\u201c<a href=\"https:\/\/documents.trendmicro.com\/assets\/A-Vulnerability-in-Modern-Automotive-Standards-and-How-We-Exploited-It.pdf\"><em>\u73fe\u4eca\u6c7d\u8eca\u6a19\u6e96\u7684\u6f0f\u6d1e\u4ee5\u53ca\u6211\u5011\u5982\u4f55\u653b\u64ca<\/em><\/a>\u201c\u3002\u6211\u5011\u4ed4\u7d30\u5206\u6790\u4e86\u5c0d\u6b64\u6f0f\u6d1e\u7684\u8abf\u67e5\u7d50\u679c\u3002\u4e5f\u8a73\u7d30\u4ecb\u7d39\u4e86\u6211\u5011\u7684\u653b\u64ca\u6a5f\u5236\u53ca\u95e1\u8ff0\u89e3\u6c7a\u6b64\u6f0f\u6d1e\u7684\u5efa\u8b70\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>*1\uff1aA Stealth, Selective, Link-layer Denial-of-Service Attack Against Automotive Networks\uff0cAndrea Palanca\uff08\u7c73\u862d\u7406\u5de5\u5927\u5b78\uff0c\u7fa9\u5927\u5229\uff09\uff1bEric Evenchick\uff08Linklayer\u5be6\u9a57\u5ba4\uff0c\u7fa9\u5927\u5229\uff09\uff1bFederico Maggi\uff08\u8da8\u52e2\u79d1\u6280\u524d\u77bb\u6027\u5a01\u8105\u7814\u7a76\u5718\u968a\uff09\uff1bStefano Zanero\uff08\u7c73\u862d\u7406\u5de5\u5927\u5b78\uff0c\u7fa9\u5927\u5229\uff09<\/p>\n<p>&nbsp;<\/p>\n<p>@\u539f\u6587\u51fa\u8655\uff1a<a href=\"https:\/\/blog.trendmicro.com\/trendlabs-security-intelligence\/connected-car-hack\/\">The Crisis of Connected Cars: When Vulnerabilities Affect the CAN Standard<\/a> \u4f5c\u8005\uff1a<a href=\"https:\/\/blog.trendmicro.com\/trendlabs-security-intelligence\/author\/federicom\/\">Federico Maggi\uff08\u8cc7\u6df1\u5a01\u8105\u7814\u7a76\u54e1\uff09<\/a><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u53d7\u5230\u6c7d\u8eca\u88fd\u9020\u5546\u91cd\u7528\u7684\u63a7\u5236\u5668\u5340\u57df\u7db2\u8def\uff08Controller Area Network\uff0cCAN\uff09\u5354\u5b9a\u542b\u6709\u4e00\u5b89\u5168\u6f0f\u6d1e [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_wpscppro_dont_share_socialmedia":false,"_wpscppro_custom_social_share_image":0,"_facebook_share_type":"","_twitter_share_type":"","_linkedin_share_type":"","_pinterest_share_type":"","_linkedin_share_type_page":"","_instagram_share_type":"","_medium_share_type":"","_threads_share_type":"","_google_business_share_type":"","_selected_social_profile":[],"_wpsp_enable_custom_social_template":false,"_wpsp_social_scheduling":{"enabled":false,"datetime":null,"platforms":[],"status":"template_only","dateOption":"today","timeOption":"now","customDays":"","customHours":"","customDate":"","customTime":"","schedulingType":"absolute"},"_wpsp_active_default_template":true},"categories":[1723,1335,2380],"tags":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/blog.trendmicro.com.tw\/index.php?rest_route=\/wp\/v2\/posts\/52300"}],"collection":[{"href":"https:\/\/blog.trendmicro.com.tw\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.trendmicro.com.tw\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.trendmicro.com.tw\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.trendmicro.com.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=52300"}],"version-history":[{"count":0,"href":"https:\/\/blog.trendmicro.com.tw\/index.php?rest_route=\/wp\/v2\/posts\/52300\/revisions"}],"wp:attachment":[{"href":"https:\/\/blog.trendmicro.com.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=52300"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.trendmicro.com.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=52300"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.trendmicro.com.tw\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=52300"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}