CVE-2017-14867
Published: September 29, 2017Last modified: November 9, 2023
Description
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.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 8.8 |
| Attack Vector | NETWORK |
| Attack complexity | LOW |
| Privileges required | LOW |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity impact | HIGH |
| Availability impact | HIGH |
| Vector | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | git | Not affected (2.38.5-r0) |
| Stream | git | Not affected (2.42.0-r0) |
References
- http://www.openwall.com/lists/oss-security/2017/09/26/9
- http://www.securityfocus.com/bid/101060
- http://www.securitytracker.com/id/1039431
- https://bugs.debian.org/876854
- https://lists.debian.org/debian-security-announce/2017/msg00246.html
- https://public-inbox.org/git/xmqqy3p29ekj.fsf%40gitster.mtv.corp.google.com/T/#u
- https://www.debian.org/security/2017/dsa-3984