Bug ID 478631: No validation for Shun TTL lengths

Last Modified: Sep 13, 2023

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

Known Affected Versions:
11.5.1 HF1, 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, 11.5.1 HF10, 11.5.1 HF11, 11.5.2 HF1, 11.5.3 HF1, 11.5.3 HF2, 11.5.4 HF1, 11.5.4 HF2, 11.5.4 HF3, 11.5.4 HF4, 12.1.0 HF1, 12.1.0 HF2, 12.1.1 HF1, 12.1.1 HF2, 12.1.2 HF1, 12.1.2 HF2

Fixed In:
12.0.0, 11.6.0 HF4

Opened: Sep 10, 2014

Severity: 4-Minor

Symptoms

TTL lengths can get truncated due to being too large.

Impact

Bits get truncated, so the value is wrong.

Conditions

A large TTL value, above 2^31.

Workaround

Don't enter 10+ year long TTL values.

Fix Information

IP Intelligence now rejects ip-ttl values that are above 2^31. This value determines how long an IP address will be shunned.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips