Buffer overflow in Exiv2
CVE-2018-20097
There is a SEGV in Exiv2::Internal::TiffParserWorker::findPrimaryGroups of tiffimage_int.cpp in Exiv2 0.27-RC3. A crafted input will lead to a remote denial of service attack.
Vulnerability class: Buffer Overflow
EPSS: 0.023 (81.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
Affected products
- Exiv2 — versions 0.27
- Debian Debian_linux — versions 8.0, 10.0
- Fedoraproject Fedora — versions 30
- Redhat Enterprise_linux_dekstop — versions 7.0
- Redhat Enterprise_linux_server — versions 7.0
- Redhat Enterprise_linux_workstation — versions 7.0
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (mailing-list, Mailing List, Third Party Advisory)
- cve@mitre.org (Exploit, Patch, Third Party Advisory, Issue Tracking)
- cve@mitre.org (Exploit, Third Party Advisory)
- cve@mitre.org (vendor-advisory)
- cve@mitre.org (vendor-advisory, Third Party Advisory)
- cve@mitre.org (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2018-20097?
- CVE-2018-20097 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 2018-12-12.
- How severe is CVE-2018-20097?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2018-20097 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.