Bug ID 695985: Access HUD filter has URL length limit (4096 bytes)

Last Modified: Sep 13, 2023

Affected Product(s):
BIG-IP APM(all modules)

Known Affected Versions:
12.1.2, 12.1.3, 12.1.3.1, 12.1.3.2, 12.1.3.3, 12.1.3.4, 12.1.3.5, 12.1.3.6, 12.1.3.7, 12.1.4, 12.1.4.1, 12.1.5, 12.1.5.1, 12.1.5.2, 12.1.5.3, 12.1.6, 13.0.0, 13.0.0 HF1, 13.0.0 HF2, 13.0.0 HF3, 13.0.1, 13.1.0, 13.1.0.1, 13.1.0.2, 13.1.0.3, 13.1.0.4, 13.1.0.5, 13.1.0.6, 13.1.0.7, 13.1.0.8, 13.1.1, 13.1.1.2, 13.1.1.3, 13.1.1.4, 14.0.0, 14.0.0.1, 14.0.0.2, 14.0.0.3, 14.0.0.4, 14.1.0, 14.1.0.1, 14.1.0.2, 14.1.0.3, 14.1.0.5

Fixed In:
15.0.0, 14.1.0.6, 14.0.0.5, 13.1.1.5

Opened: Nov 22, 2017

Severity: 3-Major

Symptoms

Access HUD filter cannot process a URL if it is longer than 4096 bytes.

Impact

The URL cannot be processed, and client gets a RST.

Conditions

Any URL with a request consisting of more than 4096 bytes.

Workaround

None.

Fix Information

In this release, the URL length limit increased to 8192 bytes.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips