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Ãë¾àÁ¡ID 23282
À§Çèµµ 30
Æ÷Æ® 123
ÇÁ·ÎÅäÄÝ UDP
ºÐ·ù NTPD
»ó¼¼¼³¸í NTP (Network Time Protocol) µ¥¸óÀº ¼³Ä¡µÈ ½Ã½ºÅÛµé »ó¿¡¼­ Ŭ·Ï(clock)À» µ¿±âÈ­Çϱâ À§ÇÏ¿© »ç¿ëµÇ´Â Á¤È®ÇÑ ½Ã°¢ Á¤º¸¸¦ Á¦°øÇØ ÁÖ´Â ¿ªÇÒÀ» ÇÑ´Ù.
NTP µ¥¸óÀÇ ¹öÀü Á¤º¸¿¡ µû¸£¸é NTPD 4.2.8p11 ÀÌÀüÀÇ ¹öÀüµéÀº ¼­ºñ½º °ÅºÎ Ãë¾àÁ¡, Á¤º¸À¯Ãâ Ãë¾àÁ¡, ÄÚµå½ÇÇà ½ÇÇà Ãë¾àÁ¡¿¡ ¿µÇâÀ» ¹Þ´Â´Ù.

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

* Âü°í »çÀÌÆ®:
https://support.ntp.org/bin/view/Main/SecurityNotice#February_2018_ntp_4_2_8p11_NTP_S

* ¿µÇâÀ» ¹Þ´Â Ç÷§Æû:
NTPD 4.2.8p11 ÀÌÀüÀÇ ¹öÀüµé
¸ðµç ¿î¿µÃ¼Á¦ ¸ðµç ¹öÀü
ÇØ°áÃ¥ ´ÙÀ½ NTP ¼ÒÇÁÆ®¿þ¾î Downloads À¥ ÆäÀÌÁö¿¡¼­ ±¸ÇÒ ¼ö ÀÖ´Â NTPÀÇ °¡Àå ÃֽŠ¹öÀü(4.2.8p11 ȤÀº ÀÌÈÄ)À¸·Î ¾÷±×·¹À̵å ÇÏ¿©¾ß ÇÑ´Ù:
http://www.ntp.org/downloads.html
°ü·Ã URL CVE-2016-1549,CVE-2018-7170,CVE-2018-7182,CVE-2018-7183,CVE-2018-7184,CVE-2018-7185 (CVE)
°ü·Ã URL 88200,103191,103192,103194,103339 (SecurityFocus)
°ü·Ã URL (ISS)