Vulnerability Name:

CVE-2017-14867

Assigned:2017-09-28
Published:2017-09-28
Updated:2017-10-11
Summary:Git before 2.10.5, 2.11.x before 2.11.4, 2.12.x before 2.12.5, 2.13.x before 2.13.6, and 2.14.x before 2.14.2 uses unsafe Perl scripts to support subcommands such as cvsserver, which allows attackers to execute arbitrary OS commands via shell metacharacters in a module name. The vulnerable code is reachable via git-shell even without CVS support.
CVSS v3 Severity:8.8 High (CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
9.0 Critical (CCN CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): Required
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:9.0 High (CVSS v2 Vector: AV:N/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-20
References:Source: CONFIRM
Type: VENDOR_ADVISORY
http://www.openwall.com/lists/oss-security/2017/09/26/9

Source: BID
Type: VENDOR_ADVISORY
101060

Source: SECTRACK
Type: VENDOR_ADVISORY
1039431

Source: CONFIRM
Type: VENDOR_ADVISORY
https://bugs.debian.org/876854

Source: CONFIRM
Type: VENDOR_ADVISORY
https://lists.debian.org/debian-security-announce/2017/msg00246.html

Source: CONFIRM
Type: VENDOR_ADVISORY
https://public-inbox.org/git/xmqqy3p29ekj.fsf@gitster.mtv.corp.google.com/T/#u

Source: CONFIRM
Type: VENDOR_ADVISORY
https://www.debian.org/security/2017/dsa-3984

Vulnerable Configuration:Configuration 1:
  • cpe:/a:git:git:2.10.4:*:*:*:*:*:*:*
  • OR cpe:/a:git:git:2.11.0:*:*:*:*:*:*:*
  • OR cpe:/a:git:git:2.11.1:*:*:*:*:*:*:*
  • OR cpe:/a:git:git:2.11.2:*:*:*:*:*:*:*
  • OR cpe:/a:git:git:2.11.3:*:*:*:*:*:*:*
  • OR cpe:/a:git:git:2.12.0:*:*:*:*:*:*:*
  • OR cpe:/a:git:git:2.12.1:*:*:*:*:*:*:*
  • OR cpe:/a:git:git:2.12.2:*:*:*:*:*:*:*
  • OR cpe:/a:git:git:2.12.3:*:*:*:*:*:*:*
  • OR cpe:/a:git:git:2.12.4:*:*:*:*:*:*:*
  • OR cpe:/a:git:git:2.13.0:*:*:*:*:*:*:*
  • OR cpe:/a:git:git:2.13.1:*:*:*:*:*:*:*
  • OR cpe:/a:git:git:2.13.2:*:*:*:*:*:*:*
  • OR cpe:/a:git:git:2.13.3:*:*:*:*:*:*:*
  • OR cpe:/a:git:git:2.13.4:*:*:*:*:*:*:*
  • OR cpe:/a:git:git:2.13.5:*:*:*:*:*:*:*
  • OR cpe:/a:git:git:2.14.0:*:*:*:*:*:*:*
  • OR cpe:/a:git:git:2.14.1:*:*:*:*:*:*:*

  • Configuration 2:
  • cpe:/o:debian:debian_linux:8.0:*:*:*:*:*:*:*
  • OR cpe:/o:debian:debian_linux:9.0:*:*:*:*:*:*:*

  • Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:201714867
    V
    CVE-2017-14867
    2017-10-22
    oval:com.ubuntu.xenial:def:201714867000
    V
    CVE-2017-14867 on Ubuntu 16.04 LTS (xenial) - medium.
    2017-09-28
    oval:com.ubuntu.trusty:def:201714867000
    V
    CVE-2017-14867 on Ubuntu 14.04 LTS (trusty) - medium.
    2017-09-28
    BACK
    git git 2.10.4
    git git 2.11.0
    git git 2.11.1
    git git 2.11.2
    git git 2.11.3
    git git 2.12.0
    git git 2.12.1
    git git 2.12.2
    git git 2.12.3
    git git 2.12.4
    git git 2.13.0
    git git 2.13.1
    git git 2.13.2
    git git 2.13.3
    git git 2.13.4
    git git 2.13.5
    git git 2.14.0
    git git 2.14.1
    debian debian_linux 8.0
    debian debian_linux 9.0