CVE-2019-8378 — An issue was discovered in Bento4 1

An issue was discovered in Bento4 1.5.1-628. A heap-based buffer over-read exists in AP4_BitStream::ReadBytes() in Codecs/Ap4BitStream.cpp, a similar issue to CVE-2017-14645. It can be triggered by sending a crafted file to the aac2mp4 binary. It allows an attacker to cause a Den

01What is this vulnerability?

An issue was discovered in Bento4 1.5.1-628. A heap-based buffer over-read exists in AP4_BitStream::ReadBytes() in Codecs/Ap4BitStream.cpp, a similar issue to CVE-2017-14645. It can be triggered by sending a crafted file to the aac2mp4 binary. It allows an attacker to cause a Denial of Service (Segmentation fault) or possibly have unspecified other impact.

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: 2019-02-17T02:00:00.000Z
• Last modified: 2024-08-04T21:17:31.295Z

09References

• github.com — https://github.com/axiomatic-systems/Bento4/issues/363
• research.loginsoft.com — https://research.loginsoft.com/bugs/a-heap-buffer-overflow-vulnerability-in-the-…