Bug ID 590578: False positive "URL error" alerts on URLs with GET parameters

Last Modified: Apr 10, 2019

Bug Tracker

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

Known Affected Versions:
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

Fixed In:
13.0.0, 12.1.2, 12.1.1 HF2, 12.1.1 HF1

Opened: May 01, 2016
Severity: 3-Major

Symptoms

False-positive URL Error alerts are sometimes generated on URLs with GET parameters.

Impact

Unwanted alerts in alert server.

Conditions

Use of URLs with GET parameters.

Workaround

None

Fix Information

Hash calculation is done on slightly different URL inputs, causing mismatch.

Behavior Change