An issue was discovered in Bento4 1.6.0-639.

published 2022-10-19 4y ago modified 2026-06-17 4mo ago also EUVD-2022-46082

cvss: 6.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.7%; EPSS 0.7% chance of exploitation in 30 days, percentile 54%
public exploits: 0; none known

An issue was discovered in Bento4 1.6.0-639. There is a bad free in the component AP4_HdlrAtom::~AP4_HdlrAtom() which allows attackers to cause a Denial of Service (DoS) via a crafted input.

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CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: partial
Assessed: last yr. (2025-05-08)

Exploit prediction

0.73% chance of exploitation in the next 30 days, higher than 54% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

github.com https://github.com/axiomatic-systems/Bento4/issues/765 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	6.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
NVD	3.1	6.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CNA	3.1	6.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Classification

Weakness

CWE-416 Use After Free

References

github.com /axiomatic-systems/Bento4/issues/765
exploit, issue-tracking, third-party-advisory

Sources

CVE List CVE-2022-43033
NVD CVE-2022-43033

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