Bug ID 1966413: Flood attack does not behaves as expected

Last Modified: Oct 15, 2025

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

Known Affected Versions:
17.1.1.3, 17.1.1.4, 17.1.2, 17.1.2.1, 17.1.2.2, 17.1.3

Opened: Jun 09, 2025

Severity: 2-Critical

Symptoms

Legitimate traffic to non-attacked destinations is late response/drop when Flood Tier3 mitigation is triggered for a single destination IP.

Impact

Legitimate user traffic to non-attacked destinations is disrupted, causing service degradation.

Conditions

Flood Tier3 mitigation is triggered for a single attacked destination IP while legitimate traffic is sent to other destination IPs.

Workaround

None

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips