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Fencer Vulns
high 7.3

CVE-2022-3665 json

Axiomatic Bento4 avcinfo AvcInfo.cpp heap-based overflow

published 2022-10-26 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-43024

cvss
7.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.9%
EPSS 0.9% chance of exploitation in 30 days, percentile 61%
public exploits
0
none known

Summary

A vulnerability classified as critical was found in Axiomatic Bento4. Affected by this vulnerability is an unknown functionality of the file AvcInfo.cpp of the component avcinfo. The manipulation leads to heap-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-212005 was assigned to this vulnerability.

CISA SSVC

Exploitation
Proof of concept is public
Automatable
yes
Technical impact
partial
Assessed
18 mo ago

Exploit prediction

0.94% chance of exploitation in the next 30 days, higher than 61% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/axiomatic-systems/Bento4/issues/794 referenced PoC, tagged "exploit" by a source, unverified
  • github.com https://github.com/axiomatic-systems/Bento4/files/9746311/avcinfo_poc2.zip referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 7.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
NVD 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

  • Axiomatic Bento4

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
  • CWE-787 Out-of-bounds Write

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.