CVE-2024-23979: F5 BIG-IP Access Policy Manager

High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days.

When SSL Client Certificate LDAP or Certificate Revocation List Distribution Point (CRLDP) authentication profile is configured on a virtual server, undisclosed requests can cause an increase in CPU resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

Affected products

  • F5 BIG-IP Access Policy Manager: from 15.1.0, before 15.1.9 (fixed in 15.1.9); from 16.1.0, before 16.1.4 (fixed in 16.1.4); version 17.1.0 only
  • F5 BIG-IP Advanced Firewall Manager: from 15.1.0, before 15.1.9 (fixed in 15.1.9); from 16.1.0, before 16.1.4 (fixed in 16.1.4); version 17.1.0 only
  • F5 BIG-IP Analytics: from 15.1.0, before 15.1.9 (fixed in 15.1.9); from 16.1.0, before 16.1.4 (fixed in 16.1.4); version 17.1.0 only
  • F5 BIG-IP Application Acceleration Manager: from 15.1.0, before 15.1.9 (fixed in 15.1.9); from 16.1.0, before 16.1.4 (fixed in 16.1.4); version 17.1.0 only
  • F5 BIG-IP Application Security Manager: from 15.1.0, before 15.1.9 (fixed in 15.1.9); from 16.1.0, before 16.1.4 (fixed in 16.1.4); version 17.1.0 only
  • F5 BIG-IP Domain Name System: from 15.1.0, before 15.1.9 (fixed in 15.1.9); from 16.1.0, before 16.1.4 (fixed in 16.1.4); version 17.1.0 only
  • F5 BIG-IP Fraud Protection Service: from 15.1.0, before 15.1.9 (fixed in 15.1.9); from 16.1.0, before 16.1.4 (fixed in 16.1.4); version 17.1.0 only
  • F5 BIG-IP Global Traffic Manager: from 15.1.0, before 15.1.9 (fixed in 15.1.9); from 16.1.0, before 16.1.4 (fixed in 16.1.4); version 17.1.0 only
  • F5 BIG-IP Link Controller: from 15.1.0, before 15.1.9 (fixed in 15.1.9); from 16.1.0, before 16.1.4 (fixed in 16.1.4); version 17.1.0 only
  • F5 BIG-IP Local Traffic Manager: from 15.1.0, before 15.1.9 (fixed in 15.1.9); from 16.1.0, before 16.1.4 (fixed in 16.1.4); version 17.1.0 only
  • F5 BIG-IP Policy Enforcement Manager: from 15.1.0, before 15.1.9 (fixed in 15.1.9); from 16.1.0, before 16.1.4 (fixed in 16.1.4); version 17.1.0 only
  • F5 BIG-IQ Centralized Management: from 8.0.0, up to and including 8.3.0

Published 2024-02-14. Last modified 2026-06-17.