CVE-2016-9252: F5 BIG-IP Access Policy Manager

High severity, CVSS 7.5. EPSS: 1.8% chance of exploitation in the next 30 days.

The Traffic Management Microkernel (TMM) in F5 BIG-IP before 11.5.4 HF3, 11.6.x before 11.6.1 HF2 and 12.x before 12.1.2 does not properly handle minimum path MTU options for IPv6, which allows remote attackers to cause a denial-of-service (DoS) through unspecified vectors.

Affected products

  • F5 BIG-IP Access Policy Manager: version 10.2.1 only; version 10.2.2 only; version 10.2.3 only; version 10.2.4 only; version 11.2.1 only; version 11.4.0 only; …
  • F5 BIG-IP Advanced Firewall Manager: version 11.4.0 only; version 11.4.1 only; version 11.5.0 only; version 11.5.1 only; version 11.5.2 only; version 11.5.3 only; …
  • F5 BIG-IP Analytics: version 11.2.1 only; version 11.4.0 only; version 11.4.1 only; version 11.5.0 only; version 11.5.1 only; version 11.5.2 only; …
  • F5 BIG-IP Application Acceleration Manager: version 11.4.0 only; version 11.4.1 only; version 11.5.0 only; version 11.5.1 only; version 11.5.2 only; version 11.5.3 only; …
  • F5 BIG-IP Application Security Manager: version 10.2.1 only; version 10.2.2 only; version 10.2.3 only; version 10.2.4 only; version 11.2.1 only; version 11.4.0 only; …
  • F5 BIG-IP Domain Name System: version 12.0.0 only; version 12.1.0 only; version 12.1.1 only
  • F5 BIG-IP Edge Gateway: version 10.2.1 only; version 10.2.2 only; version 10.2.3 only; version 10.2.4 only; version 11.2.1 only
  • F5 BIG-IP Global Traffic Manager: version 10.2.1 only; version 10.2.2 only; version 10.2.3 only; version 10.2.4 only; version 11.2.1 only; version 11.4.0 only; …
  • F5 BIG-IP Link Controller: version 10.2.1 only; version 10.2.2 only; version 10.2.3 only; version 10.2.4 only; version 11.2.1 only; version 11.4.0 only; …
  • F5 BIG-IP Local Traffic Manager: version 10.2.1 only; version 10.2.2 only; version 10.2.3 only; version 10.2.4 only; version 11.2.1 only; version 11.4.0 only; …
  • F5 BIG-IP Policy Enforcement Manager: version 11.4.0 only; version 11.4.1 only; version 11.5.0 only; version 11.5.1 only; version 11.5.2 only; version 11.5.3 only; …
  • F5 BIG-IP Protocol Security Module: version 10.2.1 only; version 10.2.2 only; version 10.2.3 only; version 10.2.4 only; version 11.2.1 only; version 11.4.0 only; …
  • F5 BIG-IP Webaccelerator: version 10.2.1 only; version 10.2.2 only; version 10.2.3 only; version 10.2.4 only; version 11.2.1 only
  • F5 BIG-IP Websafe: version 11.6.0 only; version 11.6.1 only; version 12.0.0 only; version 12.1.0 only; version 12.1.1 only

Published 2017-03-27. Last modified 2026-06-17.