Buffer overflow in GNU Cpio
CVE-2016-2037
The cpio_safer_name_suffix function in util.c in cpio 2.11 allows remote attackers to cause a denial of service (out-of-bounds write) via a crafted cpio file.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.055 (92.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 92.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.055 · newest: 0.055 · change: 0.000
Affected products
- GNU Cpio — versions 2.11
- Debian Linux — versions 7.0, 8.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.openwall.com/lists/oss-security/2016/01/19/4 (mailing-list)
- www.securitytracker.com/id/1035067 (vdb-entry)
- www.debian.org/security/2016/dsa-3483 (vendor-advisory)
- www.openwall.com/lists/oss-security/2016/01/22/4 (mailing-list)
- www.ubuntu.com/usn/USN-2906-1 (vendor-advisory)
- www.securityfocus.com/bid/82293 (vdb-entry)
Frequently asked questions
- What is CVE-2016-2037?
- CVE-2016-2037 is a medium-severity vulnerability in GNU Cpio, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 6.5/10. Published 2016-02-22.
- How severe is CVE-2016-2037?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2016-2037 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.