RCE in Git-Scm Git
CVE-2017-14867
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.
Vulnerability class: Command Injection (OS Command Injection)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.360 (98.4th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 98.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.358 · newest: 0.360 · change: +0.002
Affected products
- Git-Scm Git — versions 2.11.0, 2.11.1, 2.11.2
- Debian Linux — versions 8.0, 9.0
Weakness classification (CWE)
References
- www.openwall.com/lists/oss-security/2017/09/26/9 (Mailing List, Third Party Advisory)
- bugs.debian.org/876854 (Mailing List, Third Party Advisory, Issue Tracking)
- lists.debian.org/debian-security-announce/2017/msg00246.html (Mailing List, Third Party Advisory)
- public-inbox.org/git/xmqqy3p29ekj.fsf@gitster.mtv.corp.google.com/T/
- www.securitytracker.com/id/1039431 (VDB Entry, Third Party Advisory, vdb-entry)
- www.securityfocus.com/bid/101060 (VDB Entry, Third Party Advisory, vdb-entry)
- www.debian.org/security/2017/dsa-3984 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2017-14867?
- CVE-2017-14867 is a high-severity vulnerability in Git-Scm Git, classified under OS Command Injection. CVSS score: 8.8/10. Published 2017-09-29.
- How severe is CVE-2017-14867?
- High severity. CVSS v3 base score is 8.8 out of 10.