English
¢¸¢· µÚ·Î
Ãë¾àÁ¡ID 23253
À§Çèµµ 30
Æ÷Æ® 139
ÇÁ·ÎÅäÄÝ TCP
ºÐ·ù Samba
»ó¼¼¼³¸í ¿ø°Ý È£½ºÆ®¿¡ 4.4.5 ÀÌÀü 4.4.x ¹öÀüÀÇ Samba °¡ ¼³Ä¡µÇ¾î ÀÖÀ¸¸ç, ÇØ´ç ¹öÀüÀº SMB2¿Í SMB3 Ŭ¶óÀ̾ðÆ® ¿¬°áÀ» ó¸®ÇÒ ¶§ libcli/smb/smbXcli_base.c¿¡¼­ ¿À·ù°¡ ¹ß»ýÇÑ´Ù. ÀÌ·Î ÀÎÇØ °ø°ÝÀڴ Ŭ¶óÀ̾ðÆ® ¿¬°áÀ» À§ÇÑ »çÀÎÀÇ µî±ÞÀ» ³·Ãß±â À§ÇØ SMB2_SESSION_FLAG_IS_GUEST ¶Ç´Â SMB2_SESSION_FLAG_IS_NULL Ç÷¡±×¸¦ ÁÖÀÔÇÏ¿© SMB2¿Í SMB3 ¼­¹öÀÎ °Íó·³ ¼Ó¿© man-in-the-middle °ø°ÝÀ» ½ÃµµÇÒ ¼ö ÀÖ´Ù.

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

* Âü°í »çÀÌÆ®:
https://www.samba.org/samba/security/CVE-2016-2119.html
http://www.samba.org/samba/history/samba-4.4.5.html

* ¿µÇâÀ» ¹Þ´Â Ç÷§Æû:
Samba Project, Samba versions 4.4.5 ÀÌÀü 4.4.x ¹öÀü
Linux Any version
Unix Any version
ÇØ°áÃ¥ Samba À¥ »çÀÌÆ®ÀÎ https://www.samba.org/samba/download/¿¡¼­ ±¸ÇÒ ¼ö ÀÖ´Â SambaÀÇ °¡Àå ÃֽŠ¹öÀü (4.4.5 ȤÀº ÀÌÈÄ ¹öÀü)À¸·Î ¾÷±×·¹À̵å ÇÏ¿©¾ß ÇÑ´Ù.
°ü·Ã URL CVE-2016-2119 (CVE)
°ü·Ã URL 91700 (SecurityFocus)
°ü·Ã URL (ISS)