CVE-2017-6131: F5 BIG-IP Access Policy Manager

Critical severity, CVSS 9.8. EPSS: 1.1% chance of exploitation in the next 30 days.

In some circumstances, an F5 BIG-IP version 12.0.0 to 12.1.2 and 13.0.0 Azure cloud instance may contain a default administrative password which could be used to remotely log into the BIG-IP system. The impacted administrative account is the Azure instance administrative user that was created at deployment. The root and admin accounts are not vulnerable. An attacker may be able to remotely access the BIG-IP host via SSH.

Affected products

• F5 BIG-IP Access Policy Manager: version 12.0.0 only; version 12.1.0 only; version 12.1.1 only; version 12.1.2 only; version 13.0.0 only
• F5 BIG-IP Advanced Firewall Manager: version 12.0.0 only; version 12.1.0 only; version 12.1.1 only; version 12.1.2 only; version 13.0.0 only
• F5 BIG-IP Application Acceleration Manager: version 12.0.0 only; version 12.1.0 only; version 12.1.1 only; version 12.1.2 only; version 13.0.0 only
• F5 BIG-IP Application Security Manager: version 12.0.0 only; version 12.1.0 only; version 12.1.1 only; version 12.1.2 only; version 13.0.0 only
• F5 BIG-IP Domain Name System: version 12.0.0 only; version 12.1.0 only; version 12.1.1 only; version 12.1.2 only; version 13.0.0 only
• F5 BIG-IP Link Controller: version 12.0.0 only; version 12.1.0 only; version 12.1.1 only; version 12.1.2 only; version 13.0.0 only
• F5 BIG-IP Local Traffic Manager: version 12.0.0 only; version 12.1.0 only; version 12.1.1 only; version 12.1.2 only; version 13.0.0 only
• F5 BIG-IP Policy Enforcement Manager: version 12.0.0 only; version 12.1.0 only; version 12.1.1 only; version 12.1.2 only; version 13.0.0 only
• F5 BIG-IP Websafe: version 12.0.0 only; version 12.1.0 only; version 12.1.1 only; version 12.1.2 only; version 13.0.0 only

Published 2017-05-23. Last modified 2026-06-17.