Bug ID 1135789: Support for new vectors 'TCP ACK Flood' and 'TCP Uncommon Flags' in ZoneBased DDoS

Last Modified: Apr 28, 2025

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

Fixed In:
17.1.0

Opened: Aug 11, 2022

Severity: 3-Major

Symptoms

The vectors 'TCP Ack Flood' and 'TCP Uncommon Flags' are supported at the global and virtual server level.

Impact

The vectors 'TCP Ack Flood' and 'TCP Uncommon Flags' do not work at Zone level.

Conditions

- DDoS functionality configured in the BIG-IP. - Protected zone feature is enabled.

Workaround

None

Fix Information

Support for new vectors 'TCP ACK Flood' and 'TCP Uncommon Flags' added in ZBDDoS.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips