Bug ID 712710: TMM may halt and restart when threshold mode is set to stress-based mitigation

Last Modified: Jul 12, 2023

Affected Product(s):
BIG-IP AFM(all modules)

Known Affected Versions:
13.1.0, 13.1.0.1, 13.1.0.2, 13.1.0.3, 13.1.0.4, 13.1.0.5, 13.1.0.6

Fixed In:
14.1.0, 14.0.0, 13.1.0.7

Opened: Mar 29, 2018

Severity: 3-Major

Symptoms

When auto-DoS vector's threshold mode is set to stress-based mitigation, but the vector is in disabled state, TMM may halt and restart.

Impact

TMM restarts. Traffic disrupted while TMM restarts.

Conditions

-- Threshold mode is set to stress-based mitigation. -- Vector is disabled.

Workaround

There is no workaround other than not setting threshold mode to stress-based mitigation if the vector is disabled.

Fix Information

TMM no longer restarts when threshold mode is set to stress-based mitigation and the vector is in disabled state.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips