Bug ID 781865: Issues in IE8 when using bot defense browser JavaScript verification and SPA

Last Modified: Nov 07, 2022

Bug Tracker

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

Known Affected Versions:
15.0.0, 15.0.1, 15.0.1.1, 15.0.1.2, 15.0.1.3, 15.0.1.4

Fixed In:
15.1.0

Opened: May 14, 2019
Severity: 3-Major

Symptoms

When using JavaScript verification with a Single Page Application (SPA) on Microsoft Internet Explorer version 8 (IE8) on Windows 7, there is an error message in the browser console which can cause whitepage or crash.

Impact

Browser gets whitepage or crashes.

Conditions

-- Bot defense profile is attached. -- Browser Verification is 'Verify Before Access' or 'Verify After Access' (Blocking and Detection Only). -- Single Page Application is enabled -- Navigating to an HTML page using IE8 over Windows 7 OS, and sending ajax requests.

Workaround

None.

Fix Information

IE8 is no longer supported in Single Page Application mode. whitepage and crashes are fixed, but the SPA mechanism will not work.

Behavior Change