Buffer overflow in Exiv2
CVE-2021-29457
Exiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. A heap buffer overflow was found in Exiv2 versions v0.27.3 and earlier. The heap overflow is triggered when Exiv2 is…
Vulnerability class: Buffer Overflow
EPSS: 0.022 (79.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Exiv2 — versions < 0.27.4
- Debian Debian_linux — versions 9.0, 10.0
- Fedoraproject Fedora — versions 33, 34
Weakness classification (CWE)
References
- security-advisories@github.com (Exploit, Patch, Third Party Advisory)
- security-advisories@github.com (Third Party Advisory)
- security-advisories@github.com (Patch, Third Party Advisory)
- security-advisories@github.com (vendor-advisory)
- security-advisories@github.com (vendor-advisory)
- security-advisories@github.com (vendor-advisory, Third Party Advisory)
- security-advisories@github.com (mailing-list, Mailing List, Third Party Advisory)
- security-advisories@github.com (vendor-advisory)
Frequently asked questions
- What is CVE-2021-29457?
- CVE-2021-29457 is a high-severity vulnerability in Exiv2, classified under Heap-based Buffer Overflow. CVSS score: 7.8/10. Published 2021-04-19.
- How severe is CVE-2021-29457?
- High severity. CVSS v3 base score is 7.8 out of 10.