Cyber Resilience

CVE-2022-23021

High

Published: 25 January 2022

Published
25 January 2022
Modified
21 November 2024
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 0.0071 72.7th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-23021 is a high-severity NULL Pointer Dereference (CWE-476) vulnerability in F5 Big-Ip Access Policy Manager. Its CVSS base score is 7.5 (High).

Operationally, ranked in the top 27.3% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

On BIG-IP version 16.1.x before 16.1.2, when any of the following configurations are configured on a virtual server, undisclosed requests can cause the Traffic Management Microkernel (TMM) to terminate: HTTP redirect rule in an LTM policy, BIG-IP APM Access Profile,…

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and Explicit HTTP Proxy in HTTP Profile. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

CWE(s)
CWE-476

Related Threats

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

Affected Assets

f5
big-ip access policy manager
16.1.0 — 16.1.2
f5
big-ip advanced firewall manager
16.1.0 — 16.1.2
f5
big-ip analytics
16.1.0 — 16.1.2
f5
big-ip application acceleration manager
16.1.0 — 16.1.2
f5
big-ip application security manager
16.1.0 — 16.1.2
f5
big-ip domain name system
16.1.0 — 16.1.2
f5
big-ip fraud protection service
16.1.0 — 16.1.2
f5
big-ip global traffic manager
16.1.0 — 16.1.2
f5
big-ip link controller
16.1.0 — 16.1.2
f5
big-ip local traffic manager
16.1.0 — 16.1.2
+1 more product configuration(s) — see NVD for full list

Mitigating Controls

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

References