Cyber Resilience

CVE-2022-40016

HighPublic PoC

Published: 15 February 2023

Published
15 February 2023
Modified
19 March 2025
KEV Added
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Patch
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CVSS Score v3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.0032 55.9th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-40016 is a high-severity Use After Free (CWE-416) vulnerability in Media-Server Project Media-Server. Its CVSS base score is 7.5 (High).

Operationally, ranked in the top 44.1% 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

Use After Free (UAF) vulnerability in ireader media-server before commit 3e0f63f1d3553f75c7d4eb32fa7c7a1976a9ff84 in librtmp, allows attackers to cause a denial of service.

CWE(s)
CWE-416

Related Threats

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

Affected Assets

media-server project
media-server
≤ 2022-08-06

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.

SI-16 Memory Protection
addresses: CWE-416

Use-after-free exploits that achieve arbitrary code execution are blocked or significantly hardened by non-executable pages and ASLR.

References