English
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Ãë¾àÁ¡ID 19104
À§Çèµµ 40
Æ÷Æ® 53
ÇÁ·ÎÅäÄÝ UDP
ºÐ·ù DNS
»ó¼¼¼³¸í ¿ø°Ý È£½ºÆ®¿¡ ¼³Ä¡µÈ ISC BIND ¹öÀüÀº 9.18.24-S1 ÀÌÀü ÀÔ´Ï´Ù. µû¶ó¼­ cve-2023-50387 ±Ç°í¿¡ ¼³¸íµÈ Ãë¾àÁ¡ÀÇ ¿µÇâ ¹Þ½À´Ï´Ù.

- DNS ÇÁ·ÎÅäÄÝÀÇ DNSSECÀÇ Æ¯Á¤ ºÎºÐ(RFC 4033, 4034, 4035, 6840 ¹× °ü·Ã RFC)Àº ¿ø°Ý °ø°ÝÀÚ°¡ Çϳª ÀÌ»óÀÇ DNSSEC ÀÀ´äÀ» ÅëÇØ ¼­ºñ½º °ÅºÎ(CPU ¼Òºñ)¸¦ À¯¹ßÇÒ ¼ö ÀÖÀ½ ÀÔ´Ï´Ù (Àϸí KeyTrap). ¿ì·Á »çÇ× Áß Çϳª´Â ÇÁ·ÎÅäÄÝÀÇ »ç¾çÀÌ ´Ù¼öÀÇ DNSKEY ¹× RRSIG ·¹Äڵ尡 ÀÖ´Â ¿µ¿ªÀÌ ÀÖ´Â °æ¿ì ¾Ë°í¸®ÁòÀÌ DNSKEY¿Í RRSIG ·¹ÄÚµåÀÇ ¸ðµç Á¶ÇÕÀ» Æò°¡ÇØ¾ß ÇÔÀ» ½Ã»çÇÑ´Ù´Â °ÍÀÔ´Ï´Ù. (CVE-2023-50387)

* Âü°í »çÀÌÆ®:
https://kb.isc.org/v1/docs/cve-2023-50387

* ¿µÇâÀ» ¹Þ´Â Ç÷§Æû:
ISC BIND ¹öÀü 9.18.11-S1 < 9.18.24-S1
Any operating system Any version
ÇØ°áÃ¥ Internet Software Consortium (ISC) À¥ »çÀÌÆ®ÀÎ http://www.isc.org/downloads/BIND/ ¿¡¼­ ±¸ÇÒ ¼ö ÀÖ´Â BINDÀÇ °¡Àå ÃֽŠ¹öÀü(9.18.24-S1 ȤÀº ÀÌÈÄ)À¸·Î ¾÷±×·¹À̵å ÇÏ¿©¾ß ÇÑ´Ù.
°ü·Ã URL CVE-2023-50387 (CVE)
°ü·Ã URL 103189 (SecurityFocus)
°ü·Ã URL (ISS)