Traffic in Internet Explorer sent to blank page

Products

• Advanced Secure Gateway Software - ASG
• Symantec WebFilter (formerly Blue Coat WebFilter - BCWF)
• Intelligence Services
• Secure Web Gateway Virtual Appliance
• ProxySG Software - SGOS

Issue/Introduction

• When browsing the internet with IE v11.0.9600.19100, users are being redirected to the proxy FQDN virtual URL.
• This happens when in Transparent proxy using  "origin-cookie-redirect" authentication mode.
• Other browsers still work correctly.
• Refreshing the address bar URL may allow the page to finally load completely.

Cause

This is being caused by a bug that affects the redirects on that IE version, as described by Microsoft:

• Cumulative security update for Internet Explorer: August 14, 2018

 

 

Resolution

In order to resolve this, apply Microsoft update Cumulative update for Internet Explorer: August 30, 2018.

Method 1: Microsoft Update

• This update is available through Microsoft Update. When you turn on automatic updating, this update will be downloaded and installed automatically.
• For more information about how to get security updates automatically, see Windows Update: FAQ.
  • Note: For Windows RT and Windows RT 8.1, this update is available through Microsoft Update only.

Method 2: Microsoft Update Catalog

• To get the stand-alone package for this update, go to the Microsoft Update Catalog website.