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Ãë¾àÁ¡ID 29030
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ÇÁ·ÎÅäÄÝ UDP
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»ó¼¼¼³¸í ÇØ´ç CISCO VPN concentrator´Â LAN-to-LAN IPSEC tunnel Ãë¾àÁ¡(Cisco ¹ö±× ID CSCdx54675)À» °¡Áö°í ÀÖ´Ù. ÀÌ Ãë¾àÁ¡Àº ¼­ºñ½º°ÅºÎ °ø°ÝÀ» ½ÃµµÇÏ´Â µ¥¿¡ µµ¿ëµÉ ¼ö ÀÖ´Ù.
Cisco VPN 3000 ½Ã¸®Áî concentrator´Â ¶Ç ´Ù¸¥ µð¹ÙÀ̽º·Î µ¿ÀÏÇÑ ¿ø°ÝÁö ³×Æ®¿öÅ©¿¡ ÀÌ¹Ì º¸¾È ¿¬µ¿ÀÌ µÇ¾î ÀÖ´Â »óȲ¿¡¼­µµ ¶Ç ÇϳªÀÇ LAN-to-LAN ¿¬°á ¿äûÀ» ¹ö¸®Áö(drop) ¾Ê´Â´Ù. ´ë½Å¿¡ ÀÌÀü¿¡ ¼³Á¤µÈ ¿¬°áÀ» ²÷¾î ¹ö¸®°í »õ·Î¿î µð¹ÙÀ̽º¿ÍÀÇ ¿¬°áÀ» ¼³Á¤ÇÑ´Ù. ¶ÇÇÑ VPN concentrator´Â LAN-to-LAN ¿¬°áÀ» ÅëÇÏ¿© ¿À´Â µ¥ÀÌÅͰ¡ ¿Ã¹Ù¸¥ ³×Æ®¿öÅ©·ÎºÎÅÍ µé¾î¿À°í ÀÖ´ÂÁö¸¦ °ËÁõÇÏÁö ¾Ê´Â´Ù.

* ¾Ë¸²: ÀÌ Á¡°ËÇ׸ñÀº ÀÌ Ãë¾àÁ¡À» Á¡°ËÇϱâ À§ÇØ ÇØ´ç ½Ã½ºÅÛÀÇ ¹öÀüÁ¤º¸¸¸À» È®ÀÎÇÑ´Ù. µû¶ó¼­ °ÅÁþ ¾ç¼º¹ÝÀÀ(False Positive)À» º¸ÀÏ ¼ö ÀÖ´Ù. ÀÌ Á¡°ËÇ׸ñÀº ¶ÇÇÑ ¹öÀüÁ¤º¸¸¦ ¼öÁýÇϱâ À§ÇÏ¿© Àб⠱ÇÇÑÀÇ SNMP Community ¹®ÀÚ¿­À» ÇÊ¿ä·Î ÇÑ´Ù. À̸¦ À§Çؼ­´Â Á¤Ã¥ ÆíÁý±â¿¡¼­ Á¡°ËÇ׸ñ "snmp/guessable/r"¿¡ Ÿ´çÇÑ Community ¹®ÀÚ¿­À» Ãß°¡ÇÏ¿©¾ß ÇÑ´Ù.

* Âü°í »çÀÌÆ®:
http://www.cisco.com/warp/public/707/vpn3k-multiple-vuln-pub.shtml

* ¿µÇâÀ» ¹Þ´Â Ç÷§Æû:
Cisco VPN 3000 series concentrator 3.5.4 ÀÌÀü ¹öÀüµé
Cisco VPN 3000 series concentrator 3.1.x ¹öÀüµé
Cisco VPN 3000 series concentrator 3.0.x ¹öÀüµé
Cisco VPN 3000 series concentrator 2.x.x ¹öÀüµé
ÇØ°áÃ¥ Cisco VPN 3000 ½Ã¸®Áî concentrator ¹öÀü 3.5.4 ÀÌ»ó, ȤÀº 3.6(Rel) ÀÌ»óÀ¸·Î ¾÷±×·¹À̵å ÇÏ¿©¾ß ÇÑ´Ù. ¾÷±×·¹À̵åµéÀº CiscoÀÇ À¥ »çÀÌÆ®ÀÎ www.cisco.com/cisco/pub/software/portal/select.html?i=!s&mdfid=268438163
¿¡ ÀÖ´Â Software Center¸¦ ÅëÇØ ±¸ÇÒ ¼ö ÀÖ´Ù.

ÀÚ¼¼ÇÑ ³»¿ëÀº ´ÙÀ½ »çÀÌÆ®¿¡¼­ º¼ ¼ö ÀÖ´Ù:
http://www.cisco.com/warp/public/707/vpn3k-multiple-vuln-pub.shtml
°ü·Ã URL (CVE)
°ü·Ã URL (SecurityFocus)
°ü·Ã URL (ISS)