Bug ID 965617: HSB mitigation is not applied on BDoS signature with stress-based mitigation mode

Last Modified: Nov 07, 2022

Bug Tracker

Affected Product:  See more info
BIG-IP AFM(all modules)

Known Affected Versions:
14.1.0,,,,,, 14.1.2,,,,,,,,, 14.1.3,, 15.0.0, 15.0.1,,,,, 15.1.0,,,,,, 15.1.1, 15.1.2,, 16.0.0,, 16.0.1

Fixed In:
16.1.0,, 15.1.3, 14.1.4

Opened: Nov 18, 2020
Severity: 3-Major


BDoS signature attacks are mitigated in software rather than via HSB


More resources loading during DDoS attack


Dynamic or custom signature in stress-based mitigation mode on appliance with HSB support



Fix Information

Correct free spot search with offloading to HSB

Behavior Change