Bug ID 1144497: Base64 encoded metachars are not detected on HTTP headers

Last Modified: Mar 30, 2024

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

Fixed In:
17.1.1, 16.1.4, 15.1.9

Opened: Aug 30, 2022

Severity: 3-Major

Symptoms

Base64 encoded illegal metachars are not detected.

Impact

False negative, illegal characters are not detected and request not blocked.

Conditions

No specific condition.

Workaround

None

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips