CVE-2020-21066: Axiosys BENTO4

Medium severity, CVSS 6.5. EPSS: 0.8% chance of exploitation in the next 30 days.

An issue was discovered in Bento4 v1.5.1.0. There is a heap-buffer-overflow in AP4_Dec3Atom::AP4_Dec3Atom at Ap4Dec3Atom.cpp, leading to a denial of service (program crash), as demonstrated by mp42aac.

Affected products

• Axiosys BENTO4: version 1.5.1.0 only

Published 2021-08-13. Last modified 2026-06-17.