Use After Free in Exiv2

CVE-2017-14857

In Exiv2 0.26, there is an invalid free in the Image class in image.cpp that leads to a Segmentation fault. A crafted input will lead to a denial of service attack.

Vulnerability class: Use-After-Free

EPSS: 0.008 (53.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

  • Exiv2 — versions 0.26
  • N/a — versions n/a

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC, Issue Tracking)

Frequently asked questions

What is CVE-2017-14857?
CVE-2017-14857 is a medium-severity vulnerability in Exiv2, classified under Use After Free. CVSS score: 5.5/10. Published 2017-09-29.
How severe is CVE-2017-14857?
Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2017-14857 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.