Buffer overflow in Exiv2
CVE-2018-8977
In Exiv2 0.26, the Exiv2::Internal::printCsLensFFFF function in canonmn_int.cpp allows remote attackers to cause a denial of service (invalid memory access) via a crafted 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: 0.021 (80.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 81st percentile — 80.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.021 · newest: 0.021 · change: -0.000
Affected products
- Exiv2 — versions 0.26
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/Exiv2/exiv2/issues/247 (Exploit, Patch, Issue Tracking)
- security.gentoo.org/glsa/201811-14 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2019:2101 (vendor-advisory)
Frequently asked questions
- What is CVE-2018-8977?
- CVE-2018-8977 is a medium-severity vulnerability in Exiv2, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 6.5/10. Published 2018-03-25.
- How severe is CVE-2018-8977?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2018-8977 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.