Cyber Resilience

CVE-2022-40738

MediumPublic PoC

Published: 15 September 2022

Published
15 September 2022
Modified
21 November 2024
KEV Added
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Patch
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CVSS Score v3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS Score 0.0044 63.5th percentile
Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-40738 is a medium-severity NULL Pointer Dereference (CWE-476) vulnerability in Axiosys Bento4. Its CVSS base score is 6.5 (Medium).

Operationally, ranked in the top 36.5% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

An issue was discovered in Bento4 through 1.6.0-639. A NULL pointer dereference occurs in AP4_DescriptorListWriter::Action in Core/Ap4Descriptor.h, called from AP4_EsDescriptor::WriteFields and AP4_Expandable::Write.

CWE(s)
CWE-476

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

axiosys
bento4
≤ 1.6.0-639

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References