Ãë¾àÁ¡ID |
23245 |
À§Çèµµ |
40 |
Æ÷Æ® |
139 |
ÇÁ·ÎÅäÄÝ |
TCP |
ºÐ·ù |
Samba |
»ó¼¼¼³¸í |
¿ø°Ý È£½ºÆ®¿¡ 4.3.7 ÀÌÀü 4.3.x ¹öÀüÀÇ Samba °¡ ¼³Ä¡µÇ¾î ÀÖÀ¸¸ç ´ÙÀ½ÀÇ ´ÙÁß Ãë¾àÁ¡ÀÌ Á¸ÀçÇÑ´Ù.
- Á¶ÀÛµÈ DCE-RPC ÆÐŶÀ» ´Ù·ê ¶§ DCE-RPC Ŭ¶óÀ̾ðÆ®¿¡ °áÇÔÀÌ Á¸ÀçÇÑ´Ù. Man-in-the-middle °ø°ÝÀ¸·Î º¸¾È ¼öÁØÀ» ´Ù¿î ±×·¹À̵å ÇÒ ¼ö ÀÖÀ¸¸ç, ¼ºñ½º ÀÚ¿øÀ» °í°¥ ½ÃÅ°°Å³ª ÀÓÀÇÀÇ Äڵ带 ½ÇÇàÇÒ ¼ö ÀÖ´Ù. (CVE-2015-5370)
- NTLMSSP ÀÎÁõ¿¡ °áÇÔÀÌ Á¸ÀçÇÑ´Ù. Man-in-the-middle °ø°ÝÀÚ´Â NTLMSSP_NEGOTIATE_SIGN°ú NTLMSSP_NEGOTIATE_SEALÀ» Ŭ¸®¾î ÇÒ ¼ö ÀÖ´Ù. (CVE-2016-2110)
- NETLOGON °áÇÔÀ¸·Î ÀÎÇÏ¿© º¸¾Èä³Î »ý¼ºÀÌ ½ÇÆÐÇÒ ¼ö ÀÖ´Ù. (CVE-2016-2111)
- ¹«°á¼º º¸È£ ÀýÂ÷¿¡ °áÇÔ¿¡ Á¸ÀçÇØ Man-in-the-middle °ø°ÝÀÚ´Â º¸¾È LDAP ¿¬°áÀ» ºñ º¸¾È ¹öÀüÀ¸·Î ´Ù¿î±×·¹À̵å ÇÒ ¼ö ÀÖ´Ù. (CVE-2016-2112)
- LDAP, HTTP protocolsÀÇ ÀÎÁõ¼ È®ÀÎ °úÁ¤¿¡ °áÇÔÀÌ Á¸ÀçÇÑ´Ù. (CVE-2016-2113)
- SMB1 Æ÷·ÎÅäÄÝÀ» »ç¿ëÇϴ Ŭ¶óÀ̾ðÆ®¿¡¼ smb.conf ÆÄÀÏÀÇ 'server signing = mandatory' ¿É¼Ç ó¸® °úÁ¤¿¡ °áÇÔÀÌ Á¸ÀçÇÑ´Ù. Man-in-the-middle °ø°ÝÀÚ´Â ½ºÇªÇÎ °ø°ÝÀ» ÇÒ ¼ö ÀÖ´Ù. (CVE-2016-2114)
- SMB Ŭ¶óÀ̾ðÆ® ¿¬°áÀÇ ¹«°á¼ºÀ» üũÇÒ ¶§ °áÇÔÀÌ Á¸ÀçÇÑ´Ù. (CVE-2016-2115)
- Remote Procedure Call (RPC) ä³ÎÀÇ À߸øµÈ ÀÎÁõ ·¹º§ Çù»ó¿¡ ÀÇÇÏ¿© Security Account Manager (SAM)¿Í Local Security Authority (Domain Policy) (LSAD) ÇÁ·ÎÅäÄÝ¿¡ °áÇÔÀÌ Á¸ÀçÇÑ´Ù. (CVE-2016-2118)
* 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-2015-5370.html https://www.samba.org/samba/security/CVE-2016-2110.html https://www.samba.org/samba/security/CVE-2016-2111.html https://www.samba.org/samba/security/CVE-2016-2112.html https://www.samba.org/samba/security/CVE-2016-2113.html https://www.samba.org/samba/security/CVE-2016-2114.html https://www.samba.org/samba/security/CVE-2016-2115.html https://www.samba.org/samba/security/CVE-2016-2118.html http://www.samba.org/samba/history/samba-4.3.7.html http://badlock.org
* ¿µÇâÀ» ¹Þ´Â Ç÷§Æû: Samba Project, Samba versions 4.3.7 ÀÌÀü 4.3.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 (4.3.7 ȤÀº ÀÌÈÄ ¹öÀü)À¸·Î ¾÷±×·¹À̵å ÇÏ¿©¾ß ÇÑ´Ù. |
°ü·Ã URL |
CVE-2015-5370,CVE-2016-2110,CVE-2016-2111,CVE-2016-2112,CVE-2016-2113,CVE-2016-2114,CVE-2016-2115,CVE-2016-2118 (CVE) |
°ü·Ã URL |
(SecurityFocus) |
°ü·Ã URL |
(ISS) |
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