Cyber Resilience

CVE-2022-32455

High

Published: 04 August 2022

Published
04 August 2022
Modified
21 November 2024
KEV Added
Patch
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 0.0036 58.7th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-32455 is a high-severity Improper Restriction of Operations within the Bounds of a Memory Buffer (CWE-119) vulnerability in F5 Big-Ip Access Policy Manager. Its CVSS base score is 7.5 (High).

Operationally, ranked in the top 41.3% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

In BIG-IP Versions 16.1.x before 16.1.2.2, 15.1.x before 15.1.6.1, 14.1.x before 14.1.5, and all versions of 13.1.x, when a BIG-IP LTM Client SSL profile is configured on a virtual server to perform client certificate authentication with session tickets enabled, undisclosed…

more

requests cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

CWE(s)

Related Threats

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

Affected Assets

f5
big-ip access policy manager
13.1.0 — 13.1.5 · 14.1.0 — 14.1.5 · 15.1.0 — 15.1.6.1
f5
big-ip advanced firewall manager
13.1.0 — 13.1.5 · 14.1.0 — 14.1.5 · 15.1.0 — 15.1.6.1
f5
big-ip analytics
13.1.0 — 13.1.5 · 14.1.0 — 14.1.5 · 15.1.0 — 15.1.6.1
f5
big-ip application acceleration manager
13.1.0 — 13.1.5 · 14.1.0 — 14.1.5 · 15.1.0 — 15.1.6.1
f5
big-ip application security manager
13.1.0 — 13.1.5 · 14.1.0 — 14.1.5 · 15.1.0 — 15.1.6.1
f5
big-ip domain name system
13.1.0 — 13.1.5 · 14.1.0 — 14.1.5 · 15.1.0 — 15.1.6.1
f5
big-ip fraud protection service
13.1.0 — 13.1.5 · 14.1.0 — 14.1.5 · 15.1.0 — 15.1.6.1
f5
big-ip global traffic manager
13.1.0 — 13.1.5 · 14.1.0 — 14.1.5 · 15.1.0 — 15.1.6.1
f5
big-ip link controller
13.1.0 — 13.1.5 · 14.1.0 — 14.1.5 · 15.1.0 — 15.1.6.1
f5
big-ip local traffic manager
13.1.0 — 13.1.5 · 14.1.0 — 14.1.5 · 15.1.0 — 15.1.6.1
+1 more product configuration(s) — see NVD for full list

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.

addresses: CWE-119

Ongoing control assessments and code testing (static/dynamic analysis, fuzzing) surface memory buffer restriction failures, which are then remediated before release.

addresses: CWE-119

Managed runtimes used by platform-independent applications (e.g., JVM, CLR) enforce memory safety, preventing most buffer overflows that require direct memory manipulation.

addresses: CWE-119

Memory protections (e.g., W^X, ASLR) make exploitation of buffer-boundary violations far harder to turn into code execution.

addresses: CWE-119

Detects exploitation attempts that produce memory corruption, crashes, or anomalous behavior.

References