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Pop-up Blocker must be enforced (Restricted Sites zone).


Overview

Finding ID Version Rule ID IA Controls Severity
V-15530 DTBI500 SV-40655r1_rule ECSC-1 Medium
Description
This policy setting allows you to manage whether unwanted pop-up windows appear. Pop-up windows that are opened when the end user clicks a link are not blocked. If you enable this policy setting, most unwanted pop-up windows are prevented from appearing. If you disable this policy setting, pop-up windows are not prevented from appearing. If you do not configure this policy setting, most unwanted pop-up windows are prevented from appearing.
STIG Date
Microsoft Internet Explorer 9 Security Technical Implementation Guide 2015-12-17

Details

Check Text ( C-39393r1_chk )
The policy value for Computer Configuration -> Administrative Templates -> Windows Components -> Internet Explorer -> Internet Control Panel -> Security Page -> Restricted Sites Zone -> "Use Pop-up Blocker" must be “Enabled” and "Enable" selected from the drop-down box.

Procedure: Use the Windows Registry Editor to navigate to the following key: HKLM\Software\Policies\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4

Criteria: If the value 1809 is REG_DWORD = 0, this is not a finding.
Fix Text (F-34511r1_fix)
Set the policy value for Computer Configuration -> Administrative Templates -> Windows Components -> Internet Explorer -> Internet Control Panel -> Security Page -> Restricted Sites Zone -> "Use Pop-up Blocker" to “Enabled” and select "Enable" from the drop-down box.