Out-of-bounds Read in Exiv2

CVE-2018-10780

Exiv2::Image::byteSwap2 in image.cpp in Exiv2 0.26 has a heap-based buffer over-read.

Vulnerability class: Buffer Overflow

EPSS: 0.010 (58.6th 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 0.26
N/a — versions n/a

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

Public proof-of-concept exploits

andir/nixos-issue-db-example

References

cve@mitre.org (vendor-advisory, x_refsource_GENTOO)
cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC, Issue Tracking)

Frequently asked questions

What is CVE-2018-10780?: CVE-2018-10780 is a medium-severity vulnerability in Exiv2, classified under Out-of-bounds Read. CVSS score: 6.5/10. Published 2018-05-07.
How severe is CVE-2018-10780?: Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2018-10780 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.