Bug ID 848673: Messages that originate from split tunneled frame have incorrect Portal Access message event origin.

Last Modified: Sep 29, 2022

Bug Tracker

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

Known Affected Versions:
14.0.0,,,,,, 14.0.1,, 14.1.0,,,,,, 14.1.2,,,,,,,,, 14.1.3,, 14.1.4,,,,,,, 14.1.5,,, 15.0.0, 15.0.1,,,,, 15.1.0,,,,,, 15.1.1, 15.1.2,, 15.1.3,, 15.1.4,, 15.1.5,, 15.1.6,, 15.1.7

Fixed In:

Opened: Nov 11, 2019
Severity: 3-Major


Depending on the web-application internal logic, unexpected exceptions can occur and other issues can be visible.


Web-application does not operate as expected. The - Messages sent from the iframe with src=http://example.com to the main window with URL http://my.company.com might cause exceptions when receiving data.


Portal Access message originates from a split tunneled frame, for example, in a split tunneling configuration: REWRITE *://* BYPASS *://*example* *://*exmpmg*


Use a custom iRule to handle this situation.

Fix Information

Portal Access message event now has the correct origin if the message originates from a split tunneled frame.

Behavior Change