English
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Ãë¾àÁ¡ID 19051
À§Çèµµ 30
Æ÷Æ® 79
ÇÁ·ÎÅäÄÝ TCP,UDP
ºÐ·ù DNS
»ó¼¼¼³¸í ISC BIND(Berkeley Internet Name Daemon)´Â DNS (domain name service) ÇÁ·ÎÅäÄÝÀ» ±¸ÇöÇÑ ¼­¹ö À¯Æ¿¸®Æ¼·Î ÀÎÅÍ³Ý »ó¿¡¼­ ±¤¹üÀ§ÇÏ°Ô »ç¿ëµÈ´Ù. BIND ¼­¹öÀÇ ¹öÀü Á¤º¸¿¡ µû¸£¸é, ISC BIND 9.10.3-P3 ÀÌÀüÀÇ 9.10.x ¹öÀüÀº ´ÙÀ½°ú °°Àº Ãë¾àÁ¡ÀÌ Á¸ÀçÇÑ´Ù.

- ƯÁ¤ ½ºÆ®¸µ Æ÷¸ä ¿É¼ÇÀ» ó¸®ÇÒ ¶§ ¼­ºñ½º °ÅºÎ°¡ ¹ß»ýÇÑ´Ù. ÀÌ·Î ÀÎÇØ °ø°ÝÀÚ´Â Á¶ÀÛµÈ APL(Address Prefix List) ·¹Äڵ带 ÀÌ¿ëÇÏ¿© INSIST assertion ¿À·ù¸¦ ÀÏÀ¸ÄÑ ¼­ºñ½º °ÅºÎ¸¦ ¹ß»ý½Ãų ¼ö ÀÖ´Ù. (CVE-2015-8704)

- OPT ·¹ÄÚµå¿Í ECS ¿É¼ÇÀ» Æ÷¸äµÈ ÅؽºÆ®·Î º¯ÇüÇÒ ¶§ ¼­ºñ½º °ÅºÎ°¡ ¹ß»ýÇÑ´Ù. ÀÌ·Î ÀÎÇØ °ø°ÝÀÚ´Â REQUIRE assertion ¿À·ù¸¦ ÀÏÀ¸ÄÑ ¼­ºñ½º °ÅºÎ¸¦ ¹ß»ý½Ãų ¼ö ÀÖ´Ù. (CVE-2015-8705)

* ¾Ë¸²: ÀÌ Á¡°ËÇ׸ñÀº ÀÌ Ãë¾àÁ¡À» Á¡°ËÇϱâ À§ÇØ ÇØ´ç DNS ¼­¹öÀÇ ¹è³Ê Á¤º¸¸¸À» È®ÀÎÇÑ´Ù. µû¶ó¼­ °ÅÁþ ¾ç¼º¹ÝÀÀ(False Positive)À» º¸ÀÏ ¼ö ÀÖ´Ù.

* Âü°í »çÀÌÆ®:
https://kb.isc.org/article/AA-01335
https://kb.isc.org/article/AA-01336

* ¿µÇâÀ» ¹Þ´Â Ç÷§Æû:
Internet Software Consortium, BIND version 9.10.x < 9.10.3-P3
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(9.10.3-P3 ȤÀº ÀÌÈÄ)À¸·Î ¾÷±×·¹À̵å ÇÏ¿©¾ß ÇÑ´Ù.
°ü·Ã URL CVE-2015-8704,CVE-2015-8705 (CVE)
°ü·Ã URL (SecurityFocus)
°ü·Ã URL (ISS)