CVE-2022-1388: F5 BIG-IP Missing Authentication Vulnerability

Critical severity, CVSS 9.8. Actively exploited: in CISA KEV since 2022-05-10. EPSS: 100% chance of exploitation in the next 30 days.

On F5 BIG-IP 16.1.x versions prior to 16.1.2.2, 15.1.x versions prior to 15.1.5.1, 14.1.x versions prior to 14.1.4.6, 13.1.x versions prior to 13.1.5, and all 12.1.x and 11.6.x versions, undisclosed requests may bypass iControl REST authentication. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

Affected products

F5 BIG-IP Access Policy Manager: from 11.6.1, up to and including 11.6.5; from 12.1.0, up to and including 12.1.6; from 13.1.0, before 13.1.5 (fixed in 13.1.5); from 14.1.0, before 14.1.4.6 (fixed in 14.1.4.6); from 15.1.0, before 15.1.5.1 (fixed in 15.1.5.1); from 16.1.0, before 16.1.2.2 (fixed in 16.1.2.2)
F5 BIG-IP Advanced Firewall Manager: from 11.6.1, up to and including 11.6.5; from 12.1.0, up to and including 12.1.6; from 13.1.0, before 13.1.5 (fixed in 13.1.5); from 14.1.0, before 14.1.4.6 (fixed in 14.1.4.6); from 15.1.0, before 15.1.5.1 (fixed in 15.1.5.1); from 16.1.0, before 16.1.2.2 (fixed in 16.1.2.2)
F5 BIG-IP Analytics: from 11.6.1, up to and including 11.6.5; from 12.1.0, up to and including 12.1.6; from 13.1.0, before 13.1.5 (fixed in 13.1.5); from 14.1.0, before 14.1.4.6 (fixed in 14.1.4.6); from 15.1.0, before 15.1.5.1 (fixed in 15.1.5.1); from 16.1.0, before 16.1.2.2 (fixed in 16.1.2.2)
F5 BIG-IP Application Acceleration Manager: from 11.6.1, up to and including 11.6.5; from 12.1.0, up to and including 12.1.6; from 13.1.0, before 13.1.5 (fixed in 13.1.5); from 14.1.0, before 14.1.4.6 (fixed in 14.1.4.6); from 15.1.0, before 15.1.5.1 (fixed in 15.1.5.1); from 16.1.0, before 16.1.2.2 (fixed in 16.1.2.2)
F5 BIG-IP Application Security Manager: from 11.6.1, up to and including 11.6.5; from 12.1.0, up to and including 12.1.6; from 13.1.0, before 13.1.5 (fixed in 13.1.5); from 14.1.0, before 14.1.4.6 (fixed in 14.1.4.6); from 15.1.0, before 15.1.5.1 (fixed in 15.1.5.1); from 16.1.0, before 16.1.2.2 (fixed in 16.1.2.2)
F5 BIG-IP Domain Name System: from 11.6.1, up to and including 11.6.5; from 12.1.0, up to and including 12.1.6; from 13.1.0, before 13.1.5 (fixed in 13.1.5); from 14.1.0, before 14.1.4.6 (fixed in 14.1.4.6); from 15.1.0, before 15.1.5.1 (fixed in 15.1.5.1); from 16.1.0, before 16.1.2.2 (fixed in 16.1.2.2)
F5 BIG-IP Fraud Protection Service: from 11.6.1, up to and including 11.6.5; from 12.1.0, up to and including 12.1.6; from 13.1.0, before 13.1.5 (fixed in 13.1.5); from 14.1.0, before 14.1.4.6 (fixed in 14.1.4.6); from 15.1.0, before 15.1.5.1 (fixed in 15.1.5.1); from 16.1.0, before 16.1.2.2 (fixed in 16.1.2.2)
F5 BIG-IP Global Traffic Manager: from 11.6.1, up to and including 11.6.5; from 12.1.0, up to and including 12.1.6; from 13.1.0, before 13.1.5 (fixed in 13.1.5); from 14.1.0, before 14.1.4.6 (fixed in 14.1.4.6); from 15.1.0, before 15.1.5.1 (fixed in 15.1.5.1); from 16.1.0, before 16.1.2.2 (fixed in 16.1.2.2)
F5 BIG-IP Link Controller: from 11.6.1, up to and including 11.6.5; from 12.1.0, up to and including 12.1.6; from 13.1.0, before 13.1.5 (fixed in 13.1.5); from 14.1.0, before 14.1.4.6 (fixed in 14.1.4.6); from 15.1.0, before 15.1.5.1 (fixed in 15.1.5.1); from 16.1.0, before 16.1.2.2 (fixed in 16.1.2.2)
F5 BIG-IP Local Traffic Manager: from 11.6.1, up to and including 11.6.5; from 12.1.0, up to and including 12.1.6; from 13.1.0, before 13.1.5 (fixed in 13.1.5); from 14.1.0, before 14.1.4.6 (fixed in 14.1.4.6); from 15.1.0, before 15.1.5.1 (fixed in 15.1.5.1); from 16.1.0, before 16.1.2.2 (fixed in 16.1.2.2)
F5 BIG-IP Policy Enforcement Manager: from 11.6.1, up to and including 11.6.5; from 12.1.0, up to and including 12.1.6; from 13.1.0, before 13.1.5 (fixed in 13.1.5); from 14.1.0, before 14.1.4.6 (fixed in 14.1.4.6); from 15.1.0, before 15.1.5.1 (fixed in 15.1.5.1); from 16.1.0, before 16.1.2.2 (fixed in 16.1.2.2)

Published 2022-05-05. Last modified 2026-06-17.