Cyber Resilience

CVE-2021-30475

Critical

Published: 04 June 2021

Published
04 June 2021
Modified
21 November 2024
KEV Added
—
Patch
—
CVSS Score v3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0021 43.8th percentile
Risk Priority 20 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-30475 is a critical-severity Classic Buffer Overflow (CWE-120) vulnerability in Aomedia Aomedia. Its CVSS base score is 9.8 (Critical).

Operationally, ranked at the 43.8th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

aom_dsp/noise_model.c in libaom in AOMedia before 2021-03-24 has a buffer overflow.

CWE(s)
CWE-120

Related Threats

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

Affected Assets

aomedia
aomedia
≤ 2021-03-24
fedoraproject
fedora
34

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SC-27 Platform-independent Applications
addresses: CWE-120

Platform-independent managed code eliminates the need for unchecked native buffer copies that are the root cause of classic buffer overflows.

References