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»ó¼¼¼³¸í ÇØ´ç ½Ã½ºÅÛ¿¡´Â 2021³â 8¿ù Microsoft º¸¾È ¾÷µ¥ÀÌÆ®°¡ ¼³Ä¡µÇ¾î ÀÖÁö ¾Ê½À´Ï´Ù. µû¶ó¼­ ´ÙÁß Ãë¾àÁ¡ÀÇ ¿µÇâÀ» ¹Þ½À´Ï´Ù.

- ¿ø°Ý ÄÚµå ½ÇÇà Ãë¾àÁ¡ÀÌ Á¸ÀçÇÕ´Ï´Ù. °ø°ÝÀÚ´Â À̸¦ ¾Ç¿ëÇÏ¿© ÀÎÁõÀ» ¿ìȸÇÏ°í ½ÂÀεÇÁö ¾ÊÀº ÀÓÀÇ ¸í·ÉÀ» ½ÇÇàÇÒ ¼ö ÀÖ½À´Ï´Ù. (CVE-2021-26424, CVE-2021-26432, CVE-2021-34530, CVE-2021-34533, CVE-2021-34534, CVE-2021-34535, CVE-2021-36923 -2021-36947)

- ¼¼¼Ç ½ºÇªÇÎ Ãë¾àÁ¡ÀÌ Á¸ÀçÇÕ´Ï´Ù. °ø°ÝÀÚ´Â À̸¦ ¾Ç¿ëÇÏ¿© ´Ù¸¥ »ç¿ëÀÚÀÇ ±ÇÇÑÀ¸·Î ÀÛ¾÷À» ¼öÇàÇÒ ¼ö ÀÖ½À´Ï´Ù. (CVE-2021-36942)

- ±ÇÇÑ »ó½Â Ãë¾àÁ¡ÀÌ Á¸ÀçÇÕ´Ï´Ù.. °ø°ÝÀÚ´Â À̸¦ ¾Ç¿ëÇÏ¿© »ó½ÂµÈ ±ÇÇÑÀ» ¾òÀ» ¼ö ÀÖ½À´Ï´Ù. (CVE-2021-26425, CVE-2021-26426, CVE-2021-34483, CVE-2021-34484, CVE-2021-34486, CVE-2021-34487, CVE-2031-34423 -2021-36948)

- ¸Þ¸ð¸® ¼Õ»ó Ãë¾àÁ¡ÀÌ Á¸ÀçÇÕ´Ï´Ù. °ø°ÝÀÚ´Â À̸¦ ¾Ç¿ëÇÏ¿© ¸Þ¸ð¸®¸¦ ¼Õ»ó½ÃÅ°°í ½Ã½ºÅÛ/ÀÀ¿ë ÇÁ·Î±×·¥ ³»¿¡¼­ ¿¹±âÄ¡ ¾ÊÀº µ¿ÀÛÀ» ÀÏÀ¸Å³ ¼ö ÀÖ½À´Ï´Ù. (CVE-2021-34480)

- Á¤º¸ °ø°³ Ãë¾àÁ¡ÀÌ Á¸ÀçÇÕ´Ï´Ù. °ø°ÝÀÚ´Â À̸¦ ¾Ç¿ëÇÏ¿© ÀáÀçÀûÀ¸·Î ¹Î°¨ÇÑ Á¤º¸¸¦ °ø°³ÇÒ ¼ö ÀÖ½À´Ï´Ù. (CVE-2021-26433, CVE-2021-36926, CVE-2021-36932, CVE-2021-36933, CVE-2021-36938)

* ¾Ë¸²: ÀÌ Á¡°ËÇ׸ñÀº Á¡°ËÇϱâ À§ÇÑ ¿ø°ÝÁö È£½ºÆ®¿¡ ·Î±×ÀÎÇÒ 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®:
https://support.microsoft.com/en-us/help/4009469
https://support.microsoft.com/en-us/help/4009470
https://support.microsoft.com/en-us/help/4009471
https://support.microsoft.com/en-us/help/4000825

* ¿µÇâÀ» ¹Þ´Â Ç÷§Æû:
Windows Server 2008 R2 SP1
Windows Server 2008 R2 x64 SP1
Windows 8.1
Windows Server 2012
Windows Server 2012 R2
Windows 10
Windows Server 2016
ÇØ°áÃ¥ ´ÙÀ½ ¸¶ÀÌÅ©·Î¼ÒÇÁÆ® º¸¾È °Ô½Ã¹° 2021³â 8¿ù Microsoft º¸¾È ¾÷µ¥ÀÌÆ®¸¦ ÂüÁ¶ÇÏ¿© ½Ã½ºÅÛ¿¡ ´ëÇÑ ÀûÀýÇÑ ÆÐÄ¡¸¦ Àû¿ëÇÑ´Ù.

https://support.microsoft.com/en-us/help/4009469
https://support.microsoft.com/en-us/help/4009470
https://support.microsoft.com/en-us/help/4009471
https://support.microsoft.com/en-us/help/4000825
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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-2021-26424,CVE-2021-26425,CVE-2021-26426,CVE-2021-26432,CVE-2021-26433,CVE-2021-34480,CVE-2021-34481,CVE-2021-34483,CVE-2021-34484 (CVE)
°ü·Ã URL (SecurityFocus)
°ü·Ã URL (ISS)