Bug ID 1021609: Improve matching of URLs with specific characters to a policy.

Last Modified: Sep 29, 2022

Bug Tracker

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

Known Affected Versions:
15.1.0, 15.1.0.1, 15.1.0.2, 15.1.0.3, 15.1.0.4, 15.1.0.5, 15.1.1, 15.1.2, 15.1.2.1, 15.1.3, 15.1.3.1, 15.1.4, 15.1.4.1, 15.1.5, 15.1.5.1, 15.1.6, 15.1.6.1, 15.1.7

Opened: May 26, 2021
Severity: 3-Major

Symptoms

Request with a URL containing specific characters is not matched to the correct policy.

Impact

The request will not be matched by an expected policy rule.

Conditions

URL of request contains specific percent-encoded characters.

Workaround

Add an additional rule with explicit decoded characters.

Fix Information

None

Behavior Change