□ 내용o 설명최근 악성코드가 이용하는 원격코드실행 Zero-day공격에 대한 보안 업데이트가 발표되었음이에 긴급 보안업데이트를 권고함관련 내용[보안권고문]MS IE6,7 원격코드실행 취약점 보안공지[MS10-018] Internet Explorer 누적 보안 업데이트□ 영향 o 공격자가 영향 받는 시스템에 대해 완전한 권한 획득□ 설명 o Internet Explorer가 초기화 되지 않거나 삭제된 메모리 객체에 접근하는 과정에서 원격코드실행 취약점이 발생함 o 공격자는 특수하게 조작된 웹 페이지를 이용자들이 열어보도록 유도하여 악성코드를 감염시키는데 해당 취약점을 악용함 o 관련취약점 : - Uninitialized Memory Corruption Vulnerability - CVE-2010-0267 - Post Encoding Information Disclosure Vulnerability - CVE-2010-0488 - Race Condition Memory Corruption Vulnerability - CVE-2010-0489 - Uninitialized Memory Corruption Vulnerability - CVE-2010-0490 - HTML Object Memory Corruption Vulnerability - CVE-2010-0491 - HTML Object Memory Corruption Vulnerability - CVE-2010-0492 - HTML Element Cross-Domain Vulnerability - CVE-2010-0494 - Memory Corruption Vulnerability - CVE-2010-0805 - Uninitialized Memory Corruption Vulnerability - CVE-2010-0806 - HTML Rendering Memory Corruption Vulnerability - CVE-2010-0807 o 영향 : 원격코드실행 o 중요도 : 긴급□ 해당시스템 o 영향 받는 소프트웨어 - Internet Explorer 5.01 SP4 on Microsoft Windows 2000 SP4 - Internet Explorer 6 SP1 on Microsoft Windows 2000 SP4 - Internet Explorer 6 on Windows XP SP2, SP3 - Internet Explorer 6 on Windows XP Professional x64 Edition SP2 - Internet Explorer 6 on Windows Server 2003 SP2 - Internet Explorer 6 on Windows Server 2003 x64 Edition SP2 - Internet Explorer 6 on Windows Server 2003 SP2 for Itanium-based Systems - Internet Explorer 7 on Windows XP SP2, SP3 - Internet Explorer 7 on Windows XP Professional x64 Edition SP2 - Internet Explorer 7 on Windows Server 2003 SP2 - Internet Explorer 7 on Windows Server 2003 x64 Edition SP2 - Internet Explorer 7 on Windows Server 2003 SP2 for Itanium-based Systems - Internet Explorer 7 on Windows Vista, SP1, SP2 - Internet Explorer 7 on Windows Vista x64 Edition, SP1, SP2 - Internet Explorer 7 on Windows Server 2008 for 32-bit Systems, SP2 - Internet Explorer 7 on Windows Server 2008 for x64-based Systems, SP2 - Internet Explorer 7 on Windows Server 2008 for Itanium-based Systems, SP2 - Internet Explorer 8 on Windows XP SP2, SP3 - Internet Explorer 8 on Windows XP Professional x64 Edition SP2 - Internet Explorer 8 on Windows Server 2003 SP2 - Internet Explorer 8 on Windows Server 2003 x64 Edition SP2 - Internet Explorer 8 on Windows Vista, SP1, SP2 - Internet Explorer 8 on Windows Vista x64 Edition, SP1, SP2 - Internet Explorer 8 on Windows Server 2008 for 32-bit Systems, SP2 - Internet Explorer 8 on Windows Server 2008 for x64-based Systems, SP2 - Internet Explorer 8 on Windows Server 2008 for Itanium-based Systems, SP2 - Internet Explorer 8 on Windows 7 for 32-bit Systems - Internet Explorer 8 on Windows 7 for x64-based Systems□ 해결책 o 해당 시스템에 대한 마이크로소프트사의 취약점 패치 적용□ 참조사이트 o 영문 : http://www.microsoft.com/technet/security/Bulletin/MS10-018.mspx o 한글 : http://www.microsoft.com/korea/technet/security/Bulletin/MS10-018.mspx