CVE-2022-23021: F5 BIG-IP Access Policy Manager

High severity, CVSS 7.5. EPSS: 0.9% chance of exploitation in the next 30 days.

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

Affected products

• F5 BIG-IP Access Policy Manager: from 16.1.0, before 16.1.2 (fixed in 16.1.2)
• F5 BIG-IP Advanced Firewall Manager: from 16.1.0, before 16.1.2 (fixed in 16.1.2)
• F5 BIG-IP Analytics: from 16.1.0, before 16.1.2 (fixed in 16.1.2)
• F5 BIG-IP Application Acceleration Manager: from 16.1.0, before 16.1.2 (fixed in 16.1.2)
• F5 BIG-IP Application Security Manager: from 16.1.0, before 16.1.2 (fixed in 16.1.2)
• F5 BIG-IP Domain Name System: from 16.1.0, before 16.1.2 (fixed in 16.1.2)
• F5 BIG-IP Fraud Protection Service: from 16.1.0, before 16.1.2 (fixed in 16.1.2)
• F5 BIG-IP Global Traffic Manager: from 16.1.0, before 16.1.2 (fixed in 16.1.2)
• F5 BIG-IP Link Controller: from 16.1.0, before 16.1.2 (fixed in 16.1.2)
• F5 BIG-IP Local Traffic Manager: from 16.1.0, before 16.1.2 (fixed in 16.1.2)
• F5 BIG-IP Policy Enforcement Manager: from 16.1.0, before 16.1.2 (fixed in 16.1.2)

Published 2022-01-25. Last modified 2026-06-17.