SARA / Free Tools / CVE / CVE-2018-16336

CVE-2018-16336 — Exiv2::Internal::PngChunk::parseTXTChunk in Exiv2 v0

Exiv2::Internal::PngChunk::parseTXTChunk in Exiv2 v0.26 allows remote attackers to cause a denial of service (heap-based buffer over-read) via a crafted image file, a different vulnerability than CVE-2018-10999.

CVSS

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EPSS

1.06% (top 22.60%)

CWE

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Published

2018-09-02T03:00:00.000Z

Last modified

2024-08-05T10:24:31.918Z

CVSS vector

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01What is this vulnerability?

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

Patch to a fixed version listed in the vendor advisory (see references below).
Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

CVE-2018-10999

Cited in vendor advisory

08Timeline

Published: 2018-09-02T03:00:00.000Z
Last modified: 2024-08-05T10:24:31.918Z

09References

github.com — https://github.com/Exiv2/exiv2/issues/400
usn.ubuntu.com — https://usn.ubuntu.com/3852-1/
lists.debian.org — https://lists.debian.org/debian-lts-announce/2018/10/msg00012.html

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