Bug ID 1077553: Traffic matches the wrong virtual server after modifying the port matching configuration

Last Modified: Apr 28, 2022

Bug Tracker

Affected Product:  See more info
BIG-IP LTM(all modules)

Known Affected Versions:
14.1.0,,,,,, 14.1.2,,,,,,,,, 14.1.3,, 14.1.4,,,,,,, 15.0.0, 15.0.1,,,,, 15.1.0,,,,,, 15.1.1, 15.1.2,, 15.1.3,, 15.1.4,, 15.1.5,, 16.0.0,, 16.0.1,,, 16.1.0, 16.1.1, 16.1.2,,, 17.0.0

Opened: Feb 01, 2022
Severity: 3-Major


Traffic matches the wrong virtual server.


Traffic may be directed to the wrong backend server.


A virtual server configured to match any port is modified to matching a specific port. Alternatively, a virtual server matching a specific port is modified to match any port.


Restart the TMM after the config change.

Fix Information


Behavior Change