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Ãë¾àÁ¡ID 26157
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Æ÷Æ® 139,445
ÇÁ·ÎÅäÄÝ TCP
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»ó¼¼¼³¸í ÇØ´ç ½Ã½ºÅÛ¿¡´Â 'Kerberos¿¡ ÀÖ´Â ´ÙÁßÀÇ Ãë¾àÁ¡µé'¿¡ ´ëÇÑ hotfix(KB899587)°¡ ¼³Ä¡µÇ¾î ÀÖÁö ¾Ê´Ù.
Microsoft Windows 2000°ú ±× ÀÌÈÄÀÇ ¿î¿µÃ¼Á¦ ¹öÀüµéÀº µðÆúÆ® ÀÎÁõ ÇÁ·ÎÅäÄݷνá Kerberos¸¦ »ç¿ëÇÑ´Ù. Kerberos´Â ¾ÈÀüÇÑ »ç¿ëÀÚ ÀÎÁõÀ» Á¦°øÇØ ÁØ´Ù. PKINITÀº "Kerberos¿¡¼­ÀÇ Ãʱâ ÀÎÁõÀ» À§ÇÑ °ø°³ Å° ¾Ïȣü°è"¿¡ ´ëÇÑ IETF(Internet Engineering Task Force)ÀÇ ÀÎÅÍ³Ý ±âº» ±Ô¾àÀÌ´Ù. Microsoft Windows 2000 Server, Windows XP ±×¸®°í Windows Server 2003Àº ´ÙÀ½°ú °°Àº Kerberos¿Í PKINIT ÇÁ·ÎÅäÄÝÀÇ ±¸Çöµé¿¡ ÀÖ´Â ´ÙÁßÀÇ Ãë¾àÁ¡µé¿¡ Ãë¾àÇÏ´Ù.

1) Kerberos Ãë¾àÁ¡ (CVE-2005-1981): ¼­ºñ½º °ÅºÎ
2) PKINIT Ãë¾àÁ¡ (CVE-2005-1982): Á¤º¸ ³ëÃâ°ú ½ºÇªÇÎ(spoofing)

ÀÌ Ãë¾àÁ¡µéÀ» °¡Àå ¼º°øÀûÀ¸·Î µµ¿ëÇÏ°Ô µÇ¸é Active Directory µµ¸ÞÀο¡ ÀÖ´Â »ç¿ëÀÚµéÀÇ ÀÎÁõÀ» °üÀåÇÏ°í ÀÖ´Â ¼­ºñ½º°¡ ÀÀ´äÀ» ¸ØÃç ¹ö¸®°Ô ÇÒ ¼ö ÀÖ´Ù.

* ¾Ë¸²: ÀÌ Á¡°ËÇ׸ñÀº Á¡°ËÇϱâ À§ÇÑ ¿ø°ÝÁö È£½ºÆ®ÀÇ ·¹Áö½ºÆ®¸®¸¦ ¾×¼¼½ºÇÒ ¼ö ÀÖ´Â Guest ȤÀº ±× ÀÌ»óÀÇ ±ÇÇÑÀ» °¡Áø °èÁ¤À» ÇÊ¿ä·Î ÇÑ´Ù. ÀÌ·¯ÇÑ Á¶°ÇÀÌ ¾ÈµÇ¸é Á¡°ËÀ» ¼öÇàÇÒ ¼ö ¾øÀ¸¸ç ¸ðµç Ãë¾àÇÑ È£½ºÆ®µé¿¡ ´ëÇؼ­ °ÅÁþ À½¼º¹ÝÀÀ(False Negative)À» º¸ÀÏ ¼ö ÀÖ´Ù.

* Âü°í »çÀÌÆ®:
http://www.microsoft.com/technet/security/bulletin/ms05-042.mspx

* ¿µÇâÀ» ¹Þ´Â Ç÷§Æû:
Massachusetts Institute of Technology (MIT), Kerberos Any version
Microsoft Windows 2000 Server Service Pack 4
Microsoft Windows XP Service Pack 2
Microsoft Windows Server 2003 Service Pack 1
ÇØ°áÃ¥ ´ÙÀ½ ¸¶ÀÌÅ©·Î¼ÒÇÁÆ® º¸¾È °Ô½Ã¹° MS05-042¸¦ ÂüÁ¶ÇÏ¿© ½Ã½ºÅÛ¿¡ ´ëÇÑ ÀûÀýÇÑ ÆÐÄ¡(KB899587)¸¦ Àû¿ëÇÑ´Ù:
http://www.microsoft.com/technet/security/bulletin/ms05-042.mspx

-- ¶Ç´Â --

Windows Ç÷§ÆûµéÀ» À§ÇÑ ÆÐÄ¡µéÀº ¶ÇÇÑ Microsoft Windows Update À¥ »çÀÌÆ®ÀÎ http://windowsupdate.microsoft.com ¿¡¼­µµ ±¸ÇÒ ¼ö ÀÖ´Ù. Windows Update´Â »ç¿ë ÁßÀÎ WindowsÀÇ ¹öÀüÀ» ÀÚµ¿À¸·Î ã¾Æ³»°í ÀûÀýÇÑ ÆÐÄ¡¸¦ Á¦°øÇØ ÁØ´Ù.
°ü·Ã URL CVE-2005-1981,CVE-2005-1982 (CVE)
°ü·Ã URL 14519,14520 (SecurityFocus)
°ü·Ã URL 21625,21626 (ISS)