F5-K43881487: High severity f5 big-ip and big-iq centralized management vulnerability

Published Feb 1, 2023
·
Updated

When an HTTP profile with the non-default Enforcement options Enforce RFC Compliance and Unknown Methods: Reject are configured on a virtual server, undisclosed requests can cause the Traffic Management Microkernel (TMM) to terminate.

Affected Software

3 affected componentsFixes available
F5 BIG-IP=17.0.0
17.1.0
F5 BIG-IP>=16.1.0<=16.1.3
16.1.3.3
F5 BIG-IP

Event History

Feb 1, 2023
Advisory Published
via F5·01:35 PM

Frequently Asked Questions

1

What is the severity of F5-K43881487?

The F5-K43881487 vulnerability is considered critical due to its potential to terminate the Traffic Management Microkernel.

2

How do I fix F5-K43881487?

To fix F5-K43881487, update your F5 BIG-IP to the recommended versions specified in the advisory.

3

What causes the F5-K43881487 vulnerability?

F5-K43881487 is caused by misconfigurations in HTTP profile settings that reject unknown methods.

4

Is my system affected by F5-K43881487?

If you are using F5 BIG-IP versions 17.0.0, 16.1.3, or any earlier version, your system may be affected by F5-K43881487.

5

What are the implications of F5-K43881487?

Exploitation of F5-K43881487 may lead to unexpected system outages due to the termination of the TMM.

Contact

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