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class=\"wp-block-paragraph\">1.https:\/\/googleprojectzero.blogspot.com\/2020\/01\/remote-iphone-exploitation-part-1.html<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2.https:\/\/googleprojectzero.blogspot.com\/2021\/01\/a-look-at-imessage-in-ios-14.html<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3.https:\/\/googleprojectzero.blogspot.com\/2021\/12\/a-deep-dive-into-nso-zero-click.html<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2.Apache Log4j2 \u8fdc\u7a0b\u4ee3\u7801\u6267\u884c(CVE-2021-44228)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u65f6\u95f4\u62e8\u56de2016\u5e74\u3002\u90a3\u4e00\u5e74\u7684\u9ed1\u5e3d\u5927\u4f1a(Blackhat USA)\u4e0a\uff0c\u6765\u81eaFortify\u7684\u4e24\u4e2a\u5b89\u5168\u7814\u7a76\u5458Alvaro\u548cOleksandr\u505a\u4e86\u9898\u4e3a\u300aA Journey From JNDI\/LDAP Manipulation to Remote Code Execution Dream 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class=\"wp-block-paragraph\">\u3010\u53c2\u8003\u8d44\u6599\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1.https:\/\/www.blackhat.com\/docs\/us-16\/materials\/us-16-Munoz-A-Journey-From-JNDI-LDAP-Manipulation-To-RCE.pdf<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2.&nbsp;https:\/\/issues.apache.org\/jira\/browse\/LOG4J2-313<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3.&nbsp;https:\/\/logging.apache.org\/log4j\/2.x\/security.html<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>3.Zoom 0Click \u8fdc\u7a0b\u4ee3\u7801\u6267\u884c(CVE-2021-30480)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6beb\u65e0\u7591\u95ee\uff0c\u65b0\u51a0\u75ab\u60c5\u5e26\u6765\u4e86Zoom\u7684\u5d1b\u8d77\u30022021\u5e744\u6708\u4efd\u4e3e\u529e\u7684Pwn2own\u7834\u89e3\u5927\u8d5b\u4e0a\uff0cZoom\u7684\u8fdc\u7a0b0click\u9879\u76ee\u5956\u91d1\u9ad8\u8fbe20\u4e07\u7f8e\u91d1 [1]\u3002Thijs Alkemade \u548c Daan Keuper\u4e24\u4eba\u8054\u624b\u6210\u529f\u8d62\u4e0b\u4e86\u8be5\u9879\u76ee\u5e76\u516c\u5f00\u4e86\u6280\u672f\u7ec6\u8282[2]\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u5e38\u800c\u8a00\uff0c\u901a\u4fe1\u7c7b\u8f6f\u4ef6\u76840Click\u653b\u51fb\u96be\u5ea6\u7cfb\u6570\u5927\uff0c\u4e3b\u8981\u662f\u56e0\u4e3a\u66b4\u9732\u7ed90Click\u7684\u653b\u51fb\u9762\u975e\u5e38\u5c0f\u3002\u5982\u4f55\u5bfb\u627e\u548c\u6269\u5927\u653b\u51fb\u9762\u662f\u6f0f\u6d1e\u6316\u6398\u548c\u5229\u7528\u5f00\u53d1\u7684\u91cd\u70b9\u3002\u800c\u4e14\u7531\u4e8e\u73b0\u5728\u64cd\u4f5c\u7cfb\u7edf\u5e73\u53f0\u4e0a\uff0c\u666e\u904d\u5f00\u542f\u4e86\u5730\u5740\u968f\u673a\u5316\u7b49\u9632\u62a4\u673a\u5236\uff0c\u80fd\u5426\u8fdc\u7a0b\u5185\u5b58\u5e03\u5c40\u548c\u6cc4\u6f0f\u4ece\u800c\u7ed5\u8fc7\u5730\u5740\u968f\u673a\u5316\u6210\u4e3a\u91cd\u8981\u969c\u788d\u3002<br><\/p>\n\n\n\n<p 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\u63e1\u624b\u8fc7\u7a0b\u4e2d\uff0c\u5229\u7528\u5806\u6ea2\u51fa\u5728\u76ee\u6807Zoom\u5185\u5b58\u4e2d\uff0c\u8986\u76d6URL\u8bf7\u6c42\u91cc\u76840\u622a\u6b62\u7b26(zero-terminator)\uff1b\u56e0\u4e3a\u76ee\u6807Zoom\u53d1\u9001URL\u8bf7\u6c42\u65f6\uff0c\u662f\u6839\u636e0\u622a\u6b62\u7b26\u5224\u65adURL\u7684\u7ed3\u675f\uff0c\u800c\u539f\u672c\u76840\u622a\u6b62\u7b26\u88ab\u8986\u76d6\uff0c\u5bfc\u81f4\u76ee\u6807Zoom\u4f1a\u6cc4\u6f0f\u989d\u5916\u7684\u975e\u96f6\u6570\u636e\uff0c\u5b9e\u73b0\u4e86\u8fdc\u7a0b\u7684\u4fe1\u606f\u6cc4\u6f0f\u3002\u5728\u4fe1\u606f\u6cc4\u6f0f\u548c\u8fdc\u7a0b\u5806\u5e03\u5c40\u7684\u80fd\u529b\u57fa\u7840\u4e0a\uff0c\u653b\u51fb\u8005\u5f88\u5bb9\u6613\u518d\u6b21\u6ea2\u51fa\u8986\u76d6vtable\u6216\u8005\u51fd\u6570\u6307\u9488\u7b49\u65b9\u5f0f\uff0c\u5229\u7528ROP\u6280\u5de7\u5b9e\u73b0\u4efb\u610f\u4ee3\u7801\u6267\u884c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56de\u5230\u5806\u6ea2\u51fa\u6f0f\u6d1e\u672c\u8eab\uff0c\u6f0f\u6d1e\u6839\u6e90\u5728\u4e8e\uff0c\u4f7f\u7528\u692d\u5706\u66f2\u7ebf\u7684Diffie-Hellman\u5bc6\u94a5\u4ea4\u6362\u8fc7\u7a0b\u4e2d\uff0c\u5047\u5b9a\u5bc6\u94a5\u957f\u5ea6\u4e0d\u4f1a\u8d85\u8fc71024\uff1b\u800c\u4e00\u65e6\u653b\u51fb\u8005\u63d0\u4f9b\u7684\u5bc6\u94a5\u8d85\u8fc71024\u5b57\u8282\uff0c\u5c31\u4f1a\u9020\u6210\u5806\u6ea2\u51fa\u3002\u65e0\u72ec\u6709\u5076\uff0cProject Zero\u5728Network Security Services (NSS) \u5bc6\u7801\u5e93\u4e2d\u4e5f\u53d1\u73b0\u4e86\u4e00\u4e2a\u5185\u5b58\u6ea2\u51fa\uff08CVE-2021-43527\uff09\uff0c\u539f\u56e0\u662fNSS\u5904\u7406ASN.1 \u6570\u5b57 signature\u5b57\u6bb5\u65f6\uff0c\u9ed8\u8ba4\u7b7e\u540d\u4e0d\u4f1a\u8d85\u8fc72048\u5b57\u8282[3]\u3002NSS\u662f\u4e00\u4e2a\u88ab\u5e7f\u6cdb\u4f7f\u7528\u7684\u5bc6\u7801\u5e93\u3002\u5982\u679c\u4e0d\u662f\u56e0\u4e3aLog4j2\u7684\u6f0f\u6d1e\uff0c\u73b0\u5728\u5b89\u5168\u5708\u53ef\u80fd\u8fd8\u5728\u6392\u67e5CVE-2021-43527\u7684\u5f71\u54cd\u8303\u56f4[4]\u3002\u518d\u8054\u60f3\u5230\u5fc3\u810f\u6ef4\u8840\u6f0f\u6d1e\uff0c\u5bc6\u7801\u5e93\u4ee3\u7801\u5b9e\u73b0\u95ee\u9898\u4f9d\u7136\u4e25\u5cfb\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u53c2\u8003\u8d44\u6599\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1.https:\/\/www.zerodayinitiative.com\/advisories\/ZDI-21-971\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2.&nbsp;https:\/\/sector7.computest.nl\/post\/2021-08-zoom\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3.https:\/\/bugs.chromium.org\/p\/project-zero\/issues\/detail?id=2237<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4.https:\/\/googleprojectzero.blogspot.com\/2021\/12\/this-shouldnt-have-happened.html<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>4.Fugu14 iOS \u5b8c\u7f8e\u8d8a\u72f1<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6709\u53e5\u620f\u8a00\uff0c\u201ciOS\u5b8c\u7f8e\u8d8a\u72f1\u201d\u6bd4\u5927\u718a\u732b\u8fd8\u5c11\u3002\u5c31\u8fd9\u6837\uff0cFugu14 iOS \u5b8c\u7f8e\u8d8a\u72f1\u53d1\u5e03\u4e86\uff0c\u8fd8\u662f\u5f00\u6e90\u7684[1]\u3002\u5982\u679c\u7528\u4e00\u4e2a\u8bcd\u5f62\u5bb9Fugu14\u91cc\u7528\u5230\u7684\u6f0f\u6d1e\uff0c\u6211\u4f1a\u9009\u62e9\u201c\u4f18\u96c5\u201d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&nbsp; &nbsp; &nbsp; &nbsp;\u2022&nbsp;\u9996\u5148\u6765\u770b\u7528\u6237\u6001\u3002\u4e3a\u4e86\u52a0\u901fApp\u542f\u52a8\uff0ciOS\u4e0a\u542f\u7528\u4e86\u4e00\u4e2a\u65b0\u7684\u673a\u5236\u53eb\u505a\u201cdyld 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class=\"wp-block-paragraph\">Fugu14\u6574\u4e2a\u5229\u7528\u94fe\u6761\u4e0a\uff0c\u90fd\u662f\u903b\u8f91\u6f0f\u6d1e\u4f50\u4ee5\u5185\u5b58\u7834\u574f\u6f0f\u6d1e\u5229\u7528\u6280\u5de7\u3002\u4ee3\u7801\u7a33\u5b9a\uff0c\u903b\u8f91\u6e05\u6670\uff0c\u53d7\u76ca\u826f\u591a\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u53c2\u8003\u8d44\u6599\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1.&nbsp;https:\/\/github.com\/LinusHenze\/Fugu14<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2.&nbsp;https:\/\/blog.siguza.net\/APRR\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3.&nbsp;https:\/\/googleprojectzero.blogspot.com\/2020\/07\/the-core-of-apple-is-ppl-breaking-xnu.html<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>5.iOS 15 \u8fdc\u7a0b\u8d8a\u72f1\u5185\u6838\u6f0f\u6d1e (CVE-2021-30983)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5199\u5230\u8fd9\u91cc\uff0c\u53d1\u73b0\u8fd8\u6ca1\u6709\u81ea\u5df1\u7684\u6f0f\u6d1e\uff0c\u5fc5\u987b\u53d1\u6325\u4e00\u4e0b\u4e3b\u573a\u4f18\u52bf\u201c\u5939\u5e26\u79c1\u8d27\u201d\u4e86\u3002\u8fd9\u91cc\u7b80\u5355\u4ecb\u7ecd\u4e00\u4e0b\u5929\u5e9c\u676f\u4e0aiPhone 13 Pro\u8fdc\u7a0b\u8d8a\u72f1\u91cc\u7684\u5185\u6838\u6f0f\u6d1e\u3002<br><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6839\u636eApple\u7684\u5b98\u65b9\u516c\u544a\uff0c\u6f0f\u6d1e\u53d1\u751f\u5728IOMobileFrameBuffer (IOMBF)\u5185\u6838\u6269\u5c55\u4e2d[1]\u3002IOMFB\u662fiOS\u8bbe\u5907\u4e0a\u4e00\u4e2a\u975e\u5e38\u91cd\u8981\u7684\u5185\u6838\u6269\u5c55\uff0c\u4e3b\u8981\u7528\u4e8e\u7ba1\u7406\u5c4f\u5e55\u663e\u793a\u3002\u8bf8\u5982\u5c4f\u5e55\u4eae\u5ea6\u3001\u8272\u8c03\u7b49\u53c2\u6570\u7684\u8c03\u8282\u90fd\u662f\u901a\u8fc7\u8fd9\u4e2a\u6269\u5c55\u5b9e\u73b0\u7684\u3002\u719f\u6089iOS\u7684\u540c\u884c\u53ef\u80fd\u6ce8\u610f\u5230\u4e86\uff0c\u81ea\u4eceiPhone 12\u8d77\uff0cIOMFB\u5927\u90e8\u5206\u529f\u80fd\u90fd\u5df2\u7ecf\u79fb\u690d\u5230\u4e86DCP\u534f\u5904\u7406\u5668\u4e2d\u3002\u8fd9\u4e2aDCP\u534f\u5904\u7406\u5668\u8fd0\u884c\u5355\u72ec\u56fa\u4ef6\uff0c\u4e13\u95e8\u5904\u7406\u5c4f\u5e55\u7ba1\u7406\u529f\u80fd\u3002<br><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e8b\u5b9e\u662f\uff0c\u6211\u4eec\u9996\u5148\u653b\u51fb\u4e86\u534f\u5904\u7406\u5668\uff1b\u5728\u5b8c\u5168\u63a7\u5236\u4e86DCP\u534f\u5904\u7406\u5668\u540e\uff0c\u8fdb\u4e00\u6b65\u653b\u51fb\u5e94\u7528\u5904\u7406\u5668\u3002\u5728iOS\u4e0a\uff0c\u4e0a\u4e00\u4e2a\u901a\u8fc7\u534f\u5904\u7406\u5668\u653b\u51fb\u5e94\u7528\u5904\u7406\u5668\u7684\u6848\u4f8b\u53ef\u80fd\u8981\u8ffd\u6eaf\u52302017\u5e74[2]\u3002Project Zero\u5728\u6253\u6389iPhone\u4e0aWiFi\u534f\u5904\u7406\u5668\u540e\uff0c\u653b\u51fb\u4e86\u5e94\u7528\u5904\u7406\u5668\u3002\u968f\u7740\u786c\u4ef6\u5347\u7ea7\uff0ciPhone\u4e0a\u88c5\u5907\u4e86\u8d8a\u6765\u8d8a\u591a\u7684\u534f\u5904\u7406\u5668\uff0c\u8d1f\u8d23\u56fe\u50cf\u5904\u7406\u3001\u8fd0\u52a8\u611f\u77e5\u7b49\u4efb\u52a1\u7b49\u3002\u81ea2018\u5e74A12\u82af\u7247\u8d77\uff0ciOS\u4e0a\u5f15\u5165\u4e86System Coprocessor Integrity Protection (SCIP)\u673a\u5236 [3]\uff0c\u5f3a\u5316\u534f\u5904\u7406\u5668\u8fd0\u884c\u73af\u5883\u5b89\u5168\u3002\u6b64\u6b21\u653b\u51fb\u4e3a\u672a\u6765iOS\u6f0f\u6d1e\u7814\u7a76\u63d0\u4f9b\u4e86\u4e00\u4e2a\u65b0\u7684\u89c6\u89d2\uff0c\u628a\u5f02\u6784\u591a\u6838\u5904\u7406\u5668\u6838\u95f4\u901a\u4fe1\u7684\u5b89\u5168\u95ee\u9898\u518d\u6b21\u66b4\u9732\u51fa\u6765\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u53c2\u8003\u6587\u732e\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1.&nbsp;https:\/\/support.apple.com\/en-us\/HT212976<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2.&nbsp;https:\/\/googleprojectzero.blogspot.com\/2017\/09\/over-air-vol-2-pt-1-exploiting-wi-fi.html<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3.https:\/\/support.apple.com\/en-gb\/guide\/security\/welcome\/web<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>6.\u534e\u4e3a\u9e92\u9e9fBootrom\u6f0f\u6d1e<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u76d8\u53e4\u5b9e\u9a8c\u5ba4\u95fb\u89c2\u884c\u548cSlipper\u57282021\u5e747\u670830\u65e5MOSEC\u201921\u4e0a\u62ab\u9732\u4e86\u534e\u4e3a\u9e92\u9e9f\u82af\u7247Bootrom\u7684\u4e00\u7cfb\u5217\u6f0f\u6d1e[1]\uff1b\u4e0d\u5230\u4e00\u5468\u540e\uff0cBlackhat USA\u4e0aTASZK Security Labs\u5bf9\u9e92\u9e9f\u82af\u7247\u53ef\u4fe1\u542f\u52a8\u94fe\u505a\u4e86\u6df1\u5165\u5206\u6790\uff0c\u4e5f\u516c\u5f00\u4e86\u4e00\u7cfb\u5217\u6f0f\u6d1e[3]\u3002Bootrom\u662f\u6574\u4e2a\u8bbe\u5907\u7684\u53ef\u4fe1\u57fa\u77f3\uff0c\u4e00\u65e6Bootrom\u88ab\u653b\u7834\uff0c\u8bbe\u5907\u518d\u65e0\u5b89\u5168\u53ef\u8a00\u3002\u66f4\u4e3a\u4e25\u91cd\u7684\u662f\uff0c\u7531\u4e8eBootrom\u662f\u56fa\u5316\u5728\u786c\u4ef6\u4e2d\u7684\u4ee3\u7801\uff0c\u901a\u5e38\u662f\u65e0\u6cd5\u901a\u8fc7\u8f6f\u4ef6\u5347\u7ea7\u8fdb\u884c\u6f0f\u6d1e\u4fee\u590d\u3002<br><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5386\u53f2\u4e0a\uff0ciPhone\u624b\u673a\u7684\u51e0\u6b21Bootrom\u6f0f\u6d1e\u6d1e\u90fd\u9020\u6210\u4e86\u957f\u8fdc\u5f71\u54cd\u3002\u4f8b\u5982\uff0c2019\u5e74\uff0c\u82f9\u679cA5\u81f3A11\u7cfb\u5217\u82af\u7247\u7684Bootrom\u88ab\u53d1\u73b0\u5b58\u5728UAF\u6f0f\u6d1eCVE-2019-8900\uff0c\u8fd9\u4e2a\u4e0d\u80fd\u88ab\u4fee\u590d\u7684\u6f0f\u6d1e\u6c38\u4e45\u6027\u5730\u5f71\u54cd\u4eceiPhone 4S\u5230iPhone X\u7b49\u578b\u53f7\u624b\u673a[4][5]\u3002<br><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u66f4\u4ee4\u4eba\u5403\u60ca\u7684\u662f\uff0c\u534e\u4e3a\u5c45\u7136\u901a\u8fc7OTA\u5347\u7ea7\uff0c\u4fee\u590d\u4e86Bootrom\u7684\u6f0f\u6d1e\uff01\u6574\u4e2a\u4fee\u590d\u65b9\u6848\u4ee4\u4eba\u62cd\u6848\u53eb\u7edd\u3002\u867d\u7136\u534e\u4e3a\u6ca1\u6709\u516c\u5e03\u4fee\u590d\u7ec6\u8282\uff0c\u6839\u636eTASZK Security Labs\u7684\u540e\u7eed\u5206\u6790\uff08\u5bf9\uff0c\u4ed6\u4eec\u6700\u521d\u4e5f\u4e0d\u7406\u89e3\u4e3a\u4ec0\u4e48OTA\u5347\u7ea7\u80fd\u591f\u4fee\u590dBootRom\u7684\u6f0f\u6d1e\uff09[2]\uff0cOTA\u5347\u7ea7\u540e\u4f1a\u505a\u4e00\u6b21\u989d\u5916\u7684EFUSE write\u64cd\u4f5c\uff1b\u6b63\u662f\u8fd9\u4e2awrite\u64cd\u4f5c\uff0c\u5b8c\u5168\u7981\u6b62\u8bbe\u5907\u5728\u542f\u52a8\u9636\u6bb5\u8fdb\u5165USB\u4e0b\u8f7d\u6a21\u5f0f\uff0c\u4ece\u800c\u907f\u514d\u4e86\u540e\u7eed\u4e0b\u8f7d\u6a21\u5f0f\u4e2d\u7684\u5404\u79cd\u6f0f\u6d1e\u3002<br><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9488\u5bf9\u9e92\u9e9fBootrom\u6f0f\u6d1e\uff0c\u653b\u9632\u53cc\u65b9\u8054\u8882\u5448\u73b0\u4e86\u4e00\u573a\u6280\u672f\u76db\u5bb4\u3002\u4e00\u53e5\u8bdd\u603b\u7ed3\uff0c\u653b\u7684\u7cbe\u5f69\uff0c\u4fee\u7684\u7edd\u5999\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u53c2\u8003\u8d44\u6599\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1.&nbsp;https:\/\/github.com\/hhj4ck\/checkm30<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2.&nbsp;https:\/\/labs.taszk.io\/articles\/post\/huawei_kirin990_bootrom_patch\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3.https:\/\/www.blackhat.com\/us-21\/briefings\/schedule\/index.html#how-to-tame-your-unicorn&#8212;exploring-and-exploiting-zero-click-remote-interfaces-of-modern-huawei-smartphones-23337<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4.&nbsp;https:\/\/github.com\/axi0mX\/ipwndfu<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">5.&nbsp;https:\/\/checkra.in\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>7.Sudo \u672c\u5730\u63d0\u6743\uff08CVE-2021-3156\uff09<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sudo\u7684\u5806\u6ea2\u51fa\u6f0f\u6d1eCVE-2021-3156\u83b7\u5f97\u4e86\u4eca\u5e74Pwnies\u6700\u4f73\u63d0\u6743\u6f0f\u6d1e\u5956[1]\u3002\u629b\u5f00\u8fd9\u4e2a\u6f0f\u6d1e\u7684\u5f71\u54cd\u8303\u56f4\u4e0d\u8c08\uff0c\u8fd9\u4e2a\u6f0f\u6d1e\u5e26\u7ed9\u5b89\u5168\u7814\u7a76\u4eba\u5458\u5bf9*NIX\u73af\u5883\u4e0b\u672c\u5730\u63d0\u6743\u7684\u7ecf\u5178\u91cd\u73b0\u5c31\u8db3\u591f\u4e86\uff1aSuid-root \u7a0b\u5e8f\u3001\u547d\u4ee4\u884c\u53c2\u6570\u89e3\u6790\u6ea2\u51fa\u3001\u7ecf\u5178\u7684\u89e6\u53d1\u6a21\u5f0f\u3001\u7075\u6d3b\u7684\u5229\u7528\u65b9\u6cd5[2]\uff0c\u8fd8\u6709\uff0c\u6f0f\u6d1e\u5df2\u5b58\u5728\u4e8610\u5e74\u4e4b\u4e45\u3002\u6211\u4eec\u518d\u6b23\u8d4f\u4e00\u4e0b\u8fd9\u4e2aPOC: <br><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><br>$ sudoedit -s &#8216;\\&#8217; `perl -e &#8216;print &#8220;A&#8221; x 65536\u2019`<br><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9664\u4e86\u4e0a\u9762\u5f15\u7528\u7684\u6f0f\u6d1e\u5206\u6790\u62a5\u544a[2]\uff0c\u56fd\u5916\u6709\u4e2a\u4fe1\u606f\u5b89\u5168\u7f51\u7ea2\u535a\u4e3b@LiveOverflow\u5236\u4f5c\u8fc7\u4e00\u671f\u89c6\u9891\uff0c\u8bb2\u89e3\u4e86\u4ed6\u5bf9\u8fd9\u4e2a\u6f0f\u6d1e\u91cd\u73b0\u8fc7\u7a0b\uff0c\u5c24\u5176\u662f\u5206\u6790\u4e86\u4e3a\u4ec0\u4e48\u8fd9\u4e2a\u6f0f\u6d1e\u6ca1\u6709\u88ab\u4f20\u7edf\u7684Fuzzing\u5de5\u5177\u6316\u6398\u51fa\u6765\uff0c\u975e\u5e38\u503c\u5f97\u5b66\u4e60\u3002Sudo\u8fd9\u4e2a\u6f0f\u6d1e\uff0c\u4e0d\u4ec5\u5f71\u54cdLinux\uff0c\u4e5f\u5f71\u54cdmacOS\uff1b\u5982\u679c\u5927\u5bb6\u5c1d\u8bd5\u5728macOS\u4e0a\u5199\u8fd9\u4e2a\u6f0f\u6d1e\u7684\u5229\u7528\uff0c\u5c31\u4f1a\u66f4\u597d\u7684\u7406\u89e3\u4e0d\u540c\u7cfb\u7edf\u4e0a\u6f0f\u6d1e\u7f13\u89e3\u673a\u5236\u5bf9\u6f0f\u6d1e\u5229\u7528\u5f00\u53d1\u7684\u5f71\u54cd\u3002\u6362\u6210M1 Mac\u66f4\u597d\u73a9\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u53c2\u8003\u8d44\u6599\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1.&nbsp;https:\/\/pwnies.com\/winners\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2.https:\/\/www.qualys.com\/2021\/01\/26\/cve-2021-3156\/baron-samedit-heap-based-overflow-sudo.txt<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>8.Windows Exchange Server ProxyLogon \u8fdc\u7a0b\u4ee3\u7801\u6267\u884c<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u662f\u4eca\u5e74Pwnies\u6700\u4f73\u670d\u52a1\u7aef\u6f0f\u6d1e\u5927\u5956\u83b7\u5f97\u8005[1]\u3002Windows Exchange \u662f\u88ab\u5e7f\u6cdb\u4f7f\u7528\u7684\u90ae\u4ef6\u670d\u52a1\u5668\u3002ProxyLogon[2]\u653b\u51fb\u5141\u8bb8\u653b\u51fb\u8005\u5728\u672a\u6388\u6743\u7684\u60c5\u51b5\u4e0b\uff0c\u76f4\u63a5\u653b\u51fbWindows Exchange\u7684443\u7aef\u53e3\uff0c\u83b7\u5f97\u670d\u52a1\u5668\u4e0a\u8fdc\u7a0b\u547d\u4ee4\u6267\u884c\u3002\u6f0f\u6d1e\u53d1\u73b0\u8005Orange Tsai\u5728Blackhat USA\u4e0a\u5206\u4eab\u4e86\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282[3]\u3002<br><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">ProxyLogon\u6380\u5f00\u4e86\u653b\u51fbWindows Exchange\u7684\u6d6a\u6f6e\u3002\u4e00\u65b9\u9762\uff0cOrange Tsai\u57282021\u5e741\u6708\u628aProxyLogon\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4ea4\u7ed9\u5fae\u8f6f\uff1b\u5fae\u8f6f\u786e\u8ba4\u540e\u8ba1\u5212\u4e8e3\u6708\u53d1\u5e03\u8865\u4e01\u3002\u53ef\u662f\u5728\u8865\u4e01\u6b63\u5f0f\u53d1\u5e03\u4e4b\u524d\uff0c2021\u5e742\u6708\u672b\uff0c\u5927\u91cf\u4f7f\u7528ProxyLogon\u6f0f\u6d1e\u7684\u5728\u91ce\u5229\u7528\u88ab\u6355\u83b7\u3002\u5728\u91ce\u5229\u7528\u548cOrange Tsai\u63d0\u4ea4\u7ed9\u5fae\u8f6f\u7684POC\u4e00\u81f4\u3002\u8be6\u7ec6\u65f6\u95f4\u7ebf\u53ef\u4ee5\u53c2\u8003[2]\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u53e6\u4e00\u65b9\u9762\uff0cWindows Exchange\u7684\u5404\u79cd\u653b\u51fb\u9762\u76f8\u7ee7\u66dd\u5149\uff0c\u5404\u79cd\u65b0\u6f0f\u6d1e\u88ab\u53d1\u73b0\u3002Orange Tsai\u5728\u4eca\u5e74\u7684Pwn2own\u5927\u8d5b\u4e0a\u4f7f\u7528\u53e6\u4e00\u5957\u6f0f\u6d1e\uff08ProxyShell\uff09\u5b9e\u73b0\u4e86Exchange\u7684\u8fdc\u7a0b\u5165\u4fb5\uff1b\u5929\u5e9c\u676f\u4e0a\uff0c\u56fd\u5185\u7814\u7a76\u56e2\u961f\u57fa\u4e8e\u6388\u6743\u8d26\u6237\u5b9e\u73b0\u4e86Exchange\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c(CVE-2021-42321)\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u53c2\u8003\u8d44\u6599\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1.&nbsp;https:\/\/pwnies.com\/winners\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2.&nbsp;https:\/\/proxylogon.com\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3.https:\/\/i.blackhat.com\/USA21\/Wednesday-Handouts\/us-21-ProxyLogon-Is-Just-The-Tip-Of-The-Iceberg-A-New-Attack-Surface-On-Microsoft-Exchange-Server.pdf<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>9.Windows PrintNightmare \u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">PrintNightmare \u4e0d\u662f\u4e00\u4e2a\u6f0f\u6d1e\uff0c\u800c\u662f\u4e00\u7cfb\u5217\u8bef\u4f1a\u6df7\u5408\u4e86\u4e00\u7cfb\u5217\u6f0f\u6d1e\u3002\u6f0f\u6d1e\u53d1\u751f\u5728Windows\u7cfb\u7edf\u7684Print Spooler\u670d\u52a1\u4e2d\uff0c\u8fd9\u662f\u4e00\u4e2a\u8d1f\u8d23\u6267\u884c\u6253\u5370\u4efb\u52a1\u548c\u6253\u5370\u673a\u4ea4\u4e92\u7684\u670d\u52a1\u3002\u7ed3\u5408\u5fae\u8f6f\u7684\u516c\u544a\u548c\u516c\u5f00\u7684\u6280\u672f\u5206\u6790[2,3,4]\uff0c\u6211\u4e2a\u4eba\u6574\u7406\u51fa\u6765\u7684\u65f6\u95f4\u7ebf\u662f\u8fd9\u6837\u7684\u3002\u5fae\u8f6f\u5c06\u591a\u4e2a\u7814\u7a76\u4eba\u5458\u62a5\u544a\u7684\u6f0f\u6d1e\uff0c\u5408\u5e76\u4fee\u590d\u540e\u53d1\u5e03\u672c\u5730\u63d0\u6743\u6f0f\u6d1e CVE-2021-1675\u7684\u8865\u4e01\uff1b\u8865\u4e01\u4fee\u6b63\u7684\u5730\u65b9\u6bd4\u8f83\u591a\uff0c\u4ee5\u81f3\u4e8e\u5b89\u5168\u7814\u7a76\u5458\u90fd\u4ee5\u4e3a\u6f0f\u6d1e\u88ab\u6b63\u786e\u4fee\u590d\uff0c\u4e8e\u662f\u516c\u5f00\u4e86\u6982\u5ff5\u9a8c\u8bc1\u6837\u672cPOC\uff1b\u7136\u800c\u5f88\u5feb\u88ab\u6307\u51fa\uff0cCVE-2021-1675\u4e0d\u4ec5\u6ca1\u6709\u4fee\u590d\u597d\uff0c\u800c\u4e14\u8fd8\u53ef\u80fd\u88ab\u8fdc\u7a0b\u89e6\u53d1\u3002\u8fd9\u6837\u4e00\u6765\uff0c\u4e00\u4e2a\u4e0d\u5b8c\u5907\u7684\u8865\u4e01\uff0c\u66b4\u9732\u4e86\u8fdc\u7a0b\u53ef\u89e6\u53d1\u7684\u5b89\u5168\u6f0f\u6d1e\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5669\u68a6\u5c31\u6b64\u5f00\u59cb\u3002\u5fae\u8f6f\u7d27\u6025\u53d1\u5e03CVE-2021-34527\uff0c\u8fdb\u4e00\u6b65\u4fee\u590dCVE-2021-1675\u6b8b\u4f59\u7684\u95ee\u9898\u3002\u53ef\u662f\u6545\u4e8b\u8fd8\u6ca1\u6709\u7ed3\u675f\u3002CVE-2021-34527\u4e5f\u6ca1\u6709\u5b8c\u5168\u89e3\u51b3\u95ee\u9898\uff0c\u8865\u4e01\u4ecd\u7136\u53ef\u80fd\u88ab\u7ed5\u8fc7\u3002\u5fae\u8f6f\u53c8\u53d1\u5e03\u4e86CVE-2021-36958\u8865\u4e01\u3002\u6545\u4e8b\u7ed3\u675f\u4e86\u5417\uff1f\u6211\u4e0d\u77e5\u9053\u3002\u6211\u6ca1\u6709\u7edf\u8ba1\u5fae\u8f6f\u57282021\u5e74\u7ed9Print Spooler\u53d1\u5e03\u591a\u5c11\u8865\u4e01\uff0c\u636e\u8bf4\u73b0\u5728\u6253\u5370\u670d\u52a1\u7684\u6b63\u5e38\u529f\u80fd\u90fd\u5df2\u7ecf\u53d7\u5f71\u54cd\u4e86\u3002<br><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u5927\u5bb6\u8fd8\u5bf9\u6f0f\u6d1e\u7ec6\u8282\u611f\u5174\u8da3\uff0c\u53ef\u4ee5\u53c2\u8003 [1]\u3002PrintNightmare\u8fd9\u4e2a\u6848\u4f8b\u518d\u6b21\u8bc1\u660e\uff0c\u590d\u6742\u8f6f\u4ef6\u4e2d\u6f0f\u6d1e\u4fee\u590d\u4e0d\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u4e8b\u60c5\u3002\u4fee\u7f16\u7801\u9519\u8bef\u5bb9\u6613\uff0c\u4fee\u673a\u5236\u6027\u95ee\u9898\u96be\u4e8e\u4e0a\u9752\u5929\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u53c2\u8003\u8d44\u6599\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1.https:\/\/i.blackhat.com\/USA21\/Wednesday-Handouts\/us-21-Diving-Into-Spooler-Discovering-Lpe-And-Rce-Vulnerabilities-In-Windows-Printer.pdf<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2.https:\/\/www.rapid7.com\/blog\/post\/2021\/06\/30\/cve-2021-1675-printnightmare-patch-does-not-remediate-vulnerability\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3.https:\/\/msrc.microsoft.com\/update-guide\/vulnerability\/CVE-2021-1675<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4.https:\/\/msrc.microsoft.com\/update-guide\/vulnerability\/CVE-2021-34527<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">5.https:\/\/msrc.microsoft.com\/update-guide\/vulnerability\/CVE-2021-36958<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>10.\u5fae\u8f6fMSHTML\u8fdc\u7a0b\u4ee3\u7801\u6267\u884cCVE-2021-40444<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Log4shell\u7206\u53d1\u524d\uff0c\u5168\u7403\u7684\u5b89\u5168\u516c\u53f8\u53ef\u80fd\u6b63\u5728\u56f4\u527fCVE-2021-40444 [1]\u3002\u8fd9\u662f\u4e00\u4e2a\u88ab\u5728\u91ce\u5229\u7528\u7684\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u901a\u8fc7\u6076\u610fOffice\u6587\u6863\u6216\u8005RTF\u683c\u5f0f\u7684\u6587\u6863\u89e6\u53d1\u6f0f\u6d1e\uff0c\u5b9e\u73b0\u8fdc\u7a0b\u4ee3\u7801\u6267\u884c\u3002\u8fd9\u4e2a\u6f0f\u6d1e\uff0c\u6295\u9012\u65b9\u5f0f\u4e30\u5bcc\u3001\u5229\u7528\u7b80\u5355\u3001\u653b\u51fb\u7a33\u5b9a\uff0c\u6ce8\u5b9a\u662f\u4e2a\u957f\u671f\u98ce\u9669\u3002\u6f0f\u6d1e\u6574\u4e2a\u5229\u7528\u94fe\u6761\u4e2d\uff0c\u6ca1\u6709\u5185\u5b58\u5b89\u5168\u95ee\u9898\uff0c\u800c\u662f\u7ec4\u5408\u4e86\u5404\u79cd\u5947\u8469\u7279\u6027\uff1b\u5728\u6240\u6709\u5229\u7528\u6280\u5de7\u4e2d\uff0c\u4eceCAB\u6587\u4ef6\u89e3\u538b\u91ca\u653eINF\u6587\u4ef6\u4e2d\uff0c\u5b58\u5728\u8def\u5f84\u7a7f\u8d8a\u95ee\u9898\uff0c\u53ef\u80fd\u662f\u552f\u4e00\u7684\u201c\u660e\u663e\u201d\u7f16\u7801\u9519\u8bef\u3002<br><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u53c2\u8003\u8d44\u6599\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1.&nbsp;https:\/\/www.microsoft.com\/security\/blog\/2021\/09\/15\/analyzing-attacks-that-exploit-the-mshtml-cve-2021-40444-vulnerability\/<strong>\u7ed3\u8bed<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u81f3\u6b64\u5df2\u7ecf\u5199\u5b8c\u4e8610\u4e2a\u6f0f\u6d1e\u5229\u7528\u3002\u5176\u5b9e\u8fd8\u6709\u5f88\u591a\u7cbe\u5f69\u7684\u6f0f\u6d1e\u5229\u7528\u6ca1\u6709\u6db5\u76d6\uff0c\u4f8b\u5982\uff0c\u5929\u5e9c\u676f\u4e0a\u5927\u5b9d\u540c\u5b66\u7684Chrome full chain\u653b\u51fb\u3001Slipper\u7684QEMU full chain\u653b\u51fb\u3001@realBrightiup\u7684iOS 15 Kernel Exp\u7b49\u3002\u56e0\u4e3a\u8fd9\u4e9b\u6210\u679c\u6280\u672f\u7ec6\u8282\u8fd8\u6ca1\u62ab\u9732\uff0c\u6211\u5c31\u4e0d\u8d8a\u4fce\u4ee3\u5e96\u5728\u6587\u7ae0\u91cc\u8ba8\u8bba\u4e86\u3002\u6587\u7ae0\u51c6\u5907\u8fc7\u7a0b\u4e2d\uff0c\u54a8\u8be2\u4e86\u5f88\u591a\u670b\u53cb\uff0c\u8fd9\u91cc\u5c31\u4e00\u5e76\u611f\u8c22\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\/\u738b\u94c1\u78ca \u5317\u4eac\u5927\u5b66\u535a\u58eb 2021\u5e74\u5373\u5c06\u8fc7\u53bb\u3002\u8fd9\u4f3c\u4e4e\u662f\u4e00\u4e2a\u6ca1\u6709\u4ec0\u4e48\u5b58\u5728\u611f\u7684\u5e74\u4efd\u3002 \u8fd9\u4e00\u5e74\u91cc\uff0c\u6211\u4eec\u7ecf\u5386&#8230; <a class=\"continue-reading-link\" href=\"http:\/\/202.112.238.40\/wp\/?p=5155\"> Continue reading <span class=\"meta-nav\">&rarr; <\/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-5155","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\/5155","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=5155"}],"version-history":[{"count":3,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=\/wp\/v2\/posts\/5155\/revisions"}],"predecessor-version":[{"id":5178,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=\/wp\/v2\/posts\/5155\/revisions\/5178"}],"wp:attachment":[{"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5155"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5155"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5155"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}