Out-of-bounds Read in Exiv2

CVE-2018-14046

Exiv2 0.26 has a heap-based buffer over-read in WebPImage::decodeChunks in webpimage.cpp.

Vulnerability class: Buffer Overflow

EPSS: 0.017 (74.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/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

xiaoqx/pocs

References

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

Frequently asked questions

What is CVE-2018-14046?: CVE-2018-14046 is a high-severity vulnerability in Exiv2, classified under Out-of-bounds Read. CVSS score: 8.8/10. Published 2018-07-13.
How severe is CVE-2018-14046?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2018-14046 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.