Cyber Resilience

CVE-2021-39283

MediumPublic PoC

Published: 18 August 2021

Published
18 August 2021
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS Score 0.0021 43.8th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-39283 is a medium-severity Reachable Assertion (CWE-617) vulnerability in Live555 Live555. Its CVSS base score is 5.5 (Medium).

Operationally, ranked at the 43.8th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

liveMedia/FramedSource.cpp in Live555 through 1.08 allows an assertion failure and application exit via multiple SETUP and PLAY commands.

CWE(s)
CWE-617

Related Threats

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

Affected Assets

live555
live555
≤ 1.08

Mitigating Controls

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

References