URLs must be whitelisted for plugin use.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-235753	EDGE-00-000039	SV-235753r626523_rule		Medium

Description
Define a list of sites, based on URL patterns that can open pop-up windows.

STIG	Date
Microsoft Edge Security Technical Implementation Guide	2021-02-16

Details

Check Text ( C-38972r626455_chk )
The policy value for "Computer Configuration/Administrative Templates/Microsoft Edge/Content settings/Allow pop-up windows on specific sites" must be set to "Enabled". Use the Windows Registry Editor to navigate to the following key: HKLM\SOFTWARE\Policies\Microsoft\Edge "PopupsAllowedForUrls" must be set as follows: HKLM\SOFTWARE\Policies\Microsoft\Edge\PopupsAllowedForUrls\1 = mydomain.com HKLM\SOFTWARE\Policies\Microsoft\Edge\PopupsAllowedForUrls\2 = myagency.mil If the value for "PopupsAllowedForUrls" is not set, this is a finding. If no URLs in the agency require whitelisting for plugin use, this is Not Applicable.

Check Text ( C-38972r626455_chk )

The policy value for "Computer Configuration/Administrative Templates/Microsoft Edge/Content settings/Allow pop-up windows on specific sites" must be set to "Enabled".

Use the Windows Registry Editor to navigate to the following key:
HKLM\SOFTWARE\Policies\Microsoft\Edge

"PopupsAllowedForUrls" must be set as follows:
HKLM\SOFTWARE\Policies\Microsoft\Edge\PopupsAllowedForUrls\1 = mydomain.com
HKLM\SOFTWARE\Policies\Microsoft\Edge\PopupsAllowedForUrls\2 = myagency.mil

If the value for "PopupsAllowedForUrls" is not set, this is a finding.

If no URLs in the agency require whitelisting for plugin use, this is Not Applicable.

Fix Text (F-38935r626456_fix)
Set the policy value for "Computer Configuration/Administrative Templates/Microsoft Edge/Content settings/Allow pop-up windows on specific sites" to "Enabled". A list of whitelisted URLs may be specified here.