Out-of-bounds Read in Axiosys Bento4

CVE-2019-8378

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.

Vulnerability class: Buffer Overflow

EPSS: 0.016 (73.4th 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

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2019-8378?
CVE-2019-8378 is a high-severity vulnerability in Axiosys Bento4, classified under Out-of-bounds Read. CVSS score: 8.8/10. Published 2019-02-17.
How severe is CVE-2019-8378?
High severity. CVSS v3 base score is 8.8 out of 10.