Bug ID 614563: AVR TPS calculation is inaccurate

Last Modified: Nov 07, 2022

Bug Tracker

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

Known Affected Versions:
11.6.0, 11.6.0 HF1, 11.6.0 HF2, 11.6.0 HF3, 11.6.0 HF4, 11.6.0 HF5, 11.6.0 HF6, 11.6.0 HF7, 11.6.0 HF8, 11.6.1, 11.6.1 HF1, 12.0.0, 12.0.0 HF1, 12.0.0 HF2, 12.0.0 HF3, 12.0.0 HF4, 12.1.0, 12.1.0 HF1, 12.1.0 HF2, 12.1.1, 12.1.1 HF1, 12.1.1 HF2, 12.1.2

Fixed In:
13.0.0, 12.1.2 HF1, 11.6.1 HF2

Opened: Sep 06, 2016
Severity: 3-Major

Symptoms

The TPS that AVR calculates for DoS is 11% more than the real TPS.

Impact

Attack can wrongly be detected.

Conditions

DoS profile attached to the virtual server.

Workaround

None.

Fix Information

TPS that AVR calculates for DoS now reflects the actual TPS.

Behavior Change