F5-K000149952: High severity f5 big-ip policy enforcement manager vulnerability

Published May 7, 2025
·
Updated

When a BIG-IP PEM system is licensed with URL categorization, and the URL categorization policy or an iRule with the urlcat command is enabled on a virtual server, undisclosed requests can cause the Traffic Management Microkernel (TMM) to terminate.

Affected Software

3 affected componentsFixes available
F5 BIG-IP (PEM)>=17.1.0<=17.1.2
17.1.2.2
F5 BIG-IP (PEM)>=16.1.0<=16.1.5
16.1.6
F5 BIG-IP (PEM)>=15.1.0<=15.1.10
-15.1.10.7.0.4.5-

Event History

May 7, 2025
Advisory Published
via F5·12:55 PM

Frequently Asked Questions

1

What is the severity of F5-K000149952?

The severity of F5-K000149952 is classified as high due to the potential for Traffic Management Microkernel (TMM) termination.

2

How do I fix F5-K000149952?

To fix F5-K000149952, upgrade to the recommended versions: 17.1.2.2, 16.1.6, or ensure you are on a fixed version for 15.1.x.

3

What systems are affected by F5-K000149952?

F5-K000149952 affects F5 BIG-IP PEM systems licensed with URL categorization and running specific vulnerable versions.

4

What is the impact of F5-K000149952?

The impact of F5-K000149952 is that it may cause the Traffic Management Microkernel (TMM) to unexpectedly terminate on affected virtual servers.

5

Is there a workaround for F5-K000149952?

Currently, F5 recommends upgrading to a fixed version as the primary method of addressing F5-K000149952, and there are no published workarounds.

Contact

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