Bug ID 485118: LTM Policy not correctly matching empty strings

Last Modified: Apr 10, 2019

Bug Tracker

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

Known Affected Versions:
11.5.1, 11.5.1 HF1, 11.5.1 HF10, 11.5.1 HF11, 11.5.1 HF2, 11.5.1 HF3, 11.5.1 HF4, 11.5.1 HF5, 11.5.1 HF6, 11.5.1 HF7, 11.5.1 HF8, 11.5.1 HF9, 11.5.2, 11.5.2 HF1, 11.5.3, 11.5.3 HF1, 11.5.3 HF2, 11.5.4, 11.5.4 HF1, 11.5.4 HF2, 11.5.4 HF3, 11.5.4 HF4, 11.5.5, 11.5.6, 11.5.7, 11.5.8, 11.5.9

Fixed In:
12.0.0

Opened: Oct 17, 2014
Severity: 3-Major

Symptoms

LTM policy conditions are unable to match empty strings with the equals, starts-with, and ends-with comparison operators.

Impact

Condition does not match in cases where it should.

Conditions

LTM policy where there is condition comparing a string quantity with the equals, starts-with, or ends-with operator, and one of the values in the policy is the empty string ("").

Workaround

There is no workaround at this time.

Fix Information

LTM Policy conditions are able to correctly compare against empty strings.

Behavior Change