First published: Wed Feb 01 2023(Updated: )
When a BIG-IP AFM NAT policy with a destination NAT rule is configured on a FastL4 virtual server, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate.
Affected Software | Affected Version | How to fix |
---|---|---|
F5 BIG-IP (AFM + IPS) | =17.0.0 | 17.1.0 |
F5 BIG-IP (AFM + IPS) | >=16.1.0<=16.1.3 | 16.1.3.3 |
F5 BIG-IP (AFM + IPS) | >=15.1.0<=15.1.7 | 15.1.8 |
F5 BIG-IP (AFM + IPS) | >=14.1.0<=14.1.5 | 14.1.5.3 |
F5 BIG-IP (AFM + IPS) | >=13.1.0<=13.1.5 |
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The severity of F5-K46048342 is considered high due to potential service disruption.
To fix F5-K46048342, update your F5 BIG-IP AFM to the recommended versions specified in the advisory.
Affected versions for F5-K46048342 include BIG-IP AFM versions from 13.1.0 up to 17.1.0.
The impact of F5-K46048342 is the potential termination of the Traffic Management Microkernel when certain traffic is processed.
Currently, there are no documented workarounds for F5-K46048342; users are advised to apply the necessary updates.