Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
None
Privileges Required
None
Attack Vector
Network
0

CVE-2017-12151

Disclosure Date: July 27, 2018 •
CVE-2017-12151 CVSS v3 Base Score: 7.4
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

A flaw was found in the way samba client before samba 4.4.16, samba 4.5.14 and samba 4.6.8 used encryption with the max protocol set as SMB3. The connection could lose the requirement for signing and encrypting to any DFS redirects, allowing an attacker to read or alter the contents of the connection via a man-in-the-middle attack.

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CVSS V3 Severity and Metrics
Base Score:
7.4 High
Impact Score:
5.2
Exploitability Score:
2.2
Vector:
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Attack Vector (AV):
Network
Attack Complexity (AC):
High
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
None

General Information

Offensive Application
Unknown
Utility Class
Unknown
Ports
Unknown
OS
Unknown
Vulnerable Versions
samba 4.4.16
samba 4.5.14
samba 4.6.8
Prerequisites
Unknown
Discovered By
Unknown
PoC Author
Unknown
Metasploit Module
Unknown
Reporter
Unknown

Vendors

  • debian,
  • hp,
  • redhat,
  • samba

Products

  • cifs server b.04.05.11.00,
  • debian linux 8.0,
  • debian linux 9.0,
  • enterprise linux 7.0,
  • enterprise linux desktop 7.0,
  • enterprise linux server aus 7.4,
  • enterprise linux server eus 7.4,
  • enterprise linux server eus 7.5,
  • enterprise linux workstation 7.0,
  • samba
Technical Analysis