Cyber Resilience

CVE-2023-41085

High

Published: 10 October 2023

Published
10 October 2023
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 0.0058 69.3th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-41085 is a high-severity Improper Handling of Exceptional Conditions (CWE-755) vulnerability in F5 Big-Ip Access Policy Manager. Its CVSS base score is 7.5 (High).

Operationally, ranked in the top 30.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

When IPSec is configured on a Virtual Server, undisclosed traffic can cause 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 — 15.1.9
f5
big-ip advanced firewall manager
13.1.0 — 13.1.5 · 14.1.0 — 14.1.5 · 15.1.0 — 15.1.9
f5
big-ip advanced web application firewall
13.1.0 — 13.1.5 · 14.1.0 — 14.1.5 · 15.1.0 — 15.1.9
f5
big-ip analytics
13.1.0 — 13.1.5 · 14.1.0 — 14.1.5 · 15.1.0 — 15.1.9
f5
big-ip application acceleration manager
13.1.0 — 13.1.5 · 14.1.0 — 14.1.5 · 15.1.0 — 15.1.9
f5
big-ip application security manager
13.1.0 — 13.1.5 · 14.1.0 — 14.1.5 · 15.1.0 — 15.1.9
f5
big-ip application visibility and reporting
13.1.0 — 13.1.5 · 14.1.0 — 14.1.5 · 15.1.0 — 15.1.9
f5
big-ip carrier-grade nat
13.1.0 — 13.1.5 · 14.1.0 — 14.1.5 · 15.1.0 — 15.1.9
f5
big-ip ddos hybrid defender
13.1.0 — 13.1.5 · 14.1.0 — 14.1.5 · 15.1.0 — 15.1.9
f5
big-ip domain name system
13.1.0 — 13.1.5 · 14.1.0 — 14.1.5 · 15.1.0 — 15.1.9
+9 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-755

Provides defined handling (alert and additional actions) for the exceptional condition of audit logging failure.

addresses: CWE-755

Supplies a concrete handling action (safe mode) for exceptional conditions, mitigating risks from improper or absent handling that could allow continued attacks.

addresses: CWE-755

By preparing users for contingency scenarios, the control promotes proper handling of exceptional conditions instead of default or unsafe behaviors.

addresses: CWE-755

An updated contingency plan defines current actions for exceptional conditions, reducing the window for attackers to exploit improper handling leading to system failure.

addresses: CWE-755

Procedures ensure proper handling of exceptional conditions to support effective incident response.

addresses: CWE-755

Incident response testing confirms proper handling of exceptional conditions to limit exploit impact.

addresses: CWE-755

Gives users guidance on incident handling, reducing improper handling of exceptional conditions that could stem from exploited weaknesses.

addresses: CWE-755

Enforces structured response to exceptional conditions so the system cannot remain in an unsafe state.

References