Bug ID 1211437: When mobile cookie is too long, Anti-Bot SDK is failing

Last Modified: Apr 28, 2025

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

Fixed In:
17.5.0

Opened: Dec 20, 2022

Severity: 4-Minor

Symptoms

When mobile (TS_72) cookie is longer then 511, it get truncated by BIG-IP and cannot be parsed.

Impact

Anti-Bot SDK is failing, clients cannot be handled as mobiles.

Conditions

- Bot Defense profile is attached to virtual server, with Mobile SDK enabled. - Application name is long (causing the cookie to be long).

Workaround

None

Fix Information

Increased buffer size.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips