CVE-2021-22974: F5 BIG-IP Access Policy Manager

High severity, CVSS 7.5. EPSS: 0.8% chance of exploitation in the next 30 days.

On BIG-IP version 16.0.x before 16.0.1.1, 15.1.x before 15.1.2, 14.1.x before 14.1.3.1, and 13.1.x before 13.1.3.6 and all versions of BIG-IQ 7.x and 6.x, an authenticated attacker with access to iControl REST over the control plane may be able to take advantage of a race condition to execute commands with an elevated privilege level. This vulnerability is due to an incomplete fix for CVE-2017-6167. Note: Software versions which have reached End of Software Development (EoSD) are not evaluated.

Affected products

  • F5 BIG-IP Access Policy Manager: from 13.1.0, before 13.1.3.6 (fixed in 13.1.3.6); from 14.1.0, before 14.1.3.1 (fixed in 14.1.3.1); from 15.1.0, before 15.1.2 (fixed in 15.1.2); from 16.0.0, before 16.0.1.1 (fixed in 16.0.1.1)
  • F5 BIG-IP Advanced Firewall Manager: from 13.1.0, before 13.1.3.5 (fixed in 13.1.3.5); from 14.1.0, before 14.1.3.1 (fixed in 14.1.3.1); from 15.1.0, before 15.1.2 (fixed in 15.1.2); from 16.0.0, before 16.0.1.1 (fixed in 16.0.1.1)
  • F5 BIG-IP Advanced Web Application Firewall: from 13.1.0, before 13.1.3.6 (fixed in 13.1.3.6); from 14.1.0, before 14.1.3.1 (fixed in 14.1.3.1); from 15.1.0, before 15.1.2 (fixed in 15.1.2); from 16.0.0, before 16.0.1.1 (fixed in 16.0.1.1)
  • F5 BIG-IP Analytics: from 13.1.0, before 13.1.3.6 (fixed in 13.1.3.6); from 14.1.0, before 14.1.3.1 (fixed in 14.1.3.1); from 15.1.0, before 15.1.2 (fixed in 15.1.2); from 16.0.0, before 16.0.1.1 (fixed in 16.0.1.1)
  • F5 BIG-IP Application Acceleration Manager: from 13.1.0, before 13.1.3.6 (fixed in 13.1.3.6); from 14.1.0, before 14.1.3.1 (fixed in 14.1.3.1); from 15.1.0, before 15.1.2 (fixed in 15.1.2); from 16.0.0, before 16.0.1.1 (fixed in 16.0.1.1)
  • F5 BIG-IP Application Security Manager: from 13.1.0, before 13.1.3.6 (fixed in 13.1.3.6); from 14.1.0, before 14.1.3.1 (fixed in 14.1.3.1); from 15.1.0, before 15.1.2 (fixed in 15.1.2); from 16.0.0, before 16.0.1.1 (fixed in 16.0.1.1)
  • F5 BIG-IP Ddos Hybrid Defender: from 13.1.0, before 13.1.3.6 (fixed in 13.1.3.6); from 14.1.0, before 14.1.3.1 (fixed in 14.1.3.1); from 15.1.0, before 15.1.2 (fixed in 15.1.2); from 16.0.0, before 16.0.1.1 (fixed in 16.0.1.1)
  • F5 BIG-IP Domain Name System: from 13.1.0, before 13.1.3.6 (fixed in 13.1.3.6); from 14.1.0, before 14.1.3.1 (fixed in 14.1.3.1); from 15.1.0, before 15.1.2 (fixed in 15.1.2); from 16.0.0, before 16.0.1.1 (fixed in 16.0.1.1)
  • F5 BIG-IP Fraud Protection Service: from 13.1.0, before 13.1.3.5 (fixed in 13.1.3.5); from 14.1.0, before 14.1.3.1 (fixed in 14.1.3.1); from 15.1.0, before 15.1.2 (fixed in 15.1.2); from 16.0.0, before 16.0.1.1 (fixed in 16.0.1.1)
  • F5 BIG-IP Global Traffic Manager: from 13.1.0, before 13.1.3.6 (fixed in 13.1.3.6); from 14.1.0, before 14.1.3.1 (fixed in 14.1.3.1); from 15.1.0, before 15.1.2 (fixed in 15.1.2); from 16.0.0, before 16.0.1.1 (fixed in 16.0.1.1)
  • F5 BIG-IP Link Controller: from 13.1.0, before 13.1.3.6 (fixed in 13.1.3.6); from 14.1.0, before 14.1.3.1 (fixed in 14.1.3.1); from 15.1.0, before 15.1.2 (fixed in 15.1.2); from 16.0.0, before 16.0.1.1 (fixed in 16.0.1.1)
  • F5 BIG-IP Local Traffic Manager: from 13.1.0, before 13.1.3.6 (fixed in 13.1.3.6); from 14.1.0, before 14.1.3.1 (fixed in 14.1.3.1); from 15.1.0, before 15.1.2 (fixed in 15.1.2); from 16.0.0, before 16.0.1.1 (fixed in 16.0.1.1)
  • F5 BIG-IP Policy Enforcement Manager: from 13.1.0, before 13.1.3.6 (fixed in 13.1.3.6); from 14.1.0, before 14.1.3.1 (fixed in 14.1.3.1); from 15.1.0, before 15.1.2 (fixed in 15.1.2); from 16.0.0, before 16.0.1.1 (fixed in 16.0.1.1)
  • F5 BIG-IP SSL Orchestrator: from 13.1.0, before 13.1.3.6 (fixed in 13.1.3.6); from 14.1.0, before 14.1.3.1 (fixed in 14.1.3.1); from 15.1.0, before 15.1.2 (fixed in 15.1.2); from 16.0.0, before 16.0.1.1 (fixed in 16.0.1.1)
  • F5 BIG-IQ Centralized Management: from 6.0.0, up to and including 6.1.0; from 7.0.0, up to and including 7.1.0

Published 2021-02-12. Last modified 2026-06-17.