CVE-2019-13504 — There is an out-of-bounds read in Exiv2::MrwImage::readMetadata in mrwimage

There is an out-of-bounds read in Exiv2::MrwImage::readMetadata in mrwimage.cpp in Exiv2 through 0.27.2.

01What is this vulnerability?

There is an out-of-bounds read in Exiv2::MrwImage::readMetadata in mrwimage.cpp in Exiv2 through 0.27.2.

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

08Timeline

• Published: 2019-07-11T00:00:00.000Z
• Last modified: 2024-08-04T23:57:38.953Z

09References

• github.com — https://github.com/Exiv2/exiv2/pull/943
• www.securityfocus.com — http://www.securityfocus.com/bid/109117
• fuzzit.dev — https://fuzzit.dev/2019/07/11/discovering-cve-2019-13504-cve-2019-13503-and-the-…
• lists.debian.org — https://lists.debian.org/debian-lts-announce/2019/07/msg00015.html
• lists.debian.org — https://lists.debian.org/debian-lts-announce/2023/01/msg00004.html