Vulnerability in Git-Scm Git
CVE-2018-17456
Git before 2.14.5, 2.15.x before 2.15.3, 2.16.x before 2.16.5, 2.17.x before 2.17.2, 2.18.x before 2.18.1, and 2.19.x before 2.19.1 allows remote code execution during processing of a recursive "git clone" of a superproject if a .gitmodules file has a URL field beginning with a '-' character.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.974 (99.9th percentile), scored .
Very high probability of exploitation in the next 30 days — among the top 0.1% most-likely-to-be-exploited CVEs. 100th percentile — 99.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.931 · newest: 0.974 · change: +0.043
Affected products
- Git-Scm Git
- Canonical Ubuntu Linux — versions 14.04, 16.04, 18.04
- Debian Linux — versions 9.0
- Red Hat Ansible Tower — versions 3.3
- Red Hat Enterprise Linux — versions 6.0, 6.7, 7.0
- Red Hat Enterprise Linux Desktop — versions 7.0
- Red Hat Enterprise Linux Server — versions 7.0
- Red Hat Enterprise Linux Server Aus — versions 7.6
- Red Hat Enterprise Linux Server Eus — versions 7.6
- Red Hat Enterprise Linux Server Tus — versions 7.6
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.exploit-db.com/exploits/45631/ (Exploit, VDB Entry, Third Party Advisory, exploit)
- www.securityfocus.com/bid/105523 (VDB Entry, Third Party Advisory, vdb-entry)
- www.securitytracker.com/id/1041811 (VDB Entry, Third Party Advisory, vdb-entry)
- www.debian.org/security/2018/dsa-4311 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2018:3505 (vendor-advisory, Third Party Advisory)
- github.com/git/git/commit/1a7fd1fb2998002da6e9ff2ee46e1bdd25ee8404 (Patch, Third Party Advisory)
- www.exploit-db.com/exploits/45548/ (Exploit, VDB Entry, Third Party Advisory, exploit)
- access.redhat.com/errata/RHSA-2018:3541 (vendor-advisory, Third Party Advisory)
- github.com/git/git/commit/a124133e1e6ab5c7a9fef6d0e6bcb084e3455b46 (Patch, Third Party Advisory)
- access.redhat.com/errata/RHSA-2018:3408 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2018-17456?
- CVE-2018-17456 is a critical-severity vulnerability in Git-Scm Git, classified under Argument Injection. CVSS score: 9.8/10. Published 2018-10-06.
- How severe is CVE-2018-17456?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2018-17456 known to be exploited?
- 29 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.