Out-of-bounds Read in Exiv2
CVE-2018-20096
There is a heap-based buffer over-read in the Exiv2::tEXtToDataBuf function of pngimage.cpp in Exiv2 0.27-RC3. A crafted input will lead to a remote denial of service attack.
Vulnerability class: Buffer Overflow
EPSS: 0.028 (84.8th percentile) — read the EPSS interpretation.
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.
Affected products
- Exiv2 — versions 0.27
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (Exploit, Patch, Third Party Advisory, x_refsource_MISC, Issue Tracking)
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (vendor-advisory, x_refsource_FEDORA)
- cve@mitre.org (x_refsource_REDHAT, vendor-advisory)
Frequently asked questions
- What is CVE-2018-20096?
- CVE-2018-20096 is a medium-severity vulnerability in Exiv2, classified under Out-of-bounds Read. CVSS score: 6.5/10. Published 2018-12-12.
- How severe is CVE-2018-20096?
- Medium severity. CVSS v3 base score is 6.5 out of 10.