Title

The Access data sources across domains is not set properly for the Restricted Sites Zone. (Cat II impact)

Discussion

The restricted zones is used for MS Outlook. This zone must be set properly to ensure Outlook is secured.

Check Content

The policy value for Computer Configuration -> Administrative Templates -> Windows Components -> Internet Explorer -> Internet Control Panel -> Security Page -> Restricted Sites Zone -> “Access data sources across domains” will be set to “Enabled” and “Disable”. 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 1406 is REG_DWORD = 3 (Disabled = 3), this is not a finding.

Fix Text

The policy value for Computer Configuration -> Administrative Templates -> Windows Components -> Internet Explorer -> Internet Control Panel -> Security Page -> Restricted Sites Zone -> “Access data sources across domains” will be set to “Enabled” and “Disable”. Change the registry key HKLM\Software\Policies\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4 Criteria: Set the value 1406 to REG_DWORD = 3 (Disabled = 3).

Additional Identifiers

Rule ID:

Vulnerability ID: V-6297

Group Title:

Expert Comments

CCIs tied to check.

Controls tied to check. These are derived from the CCIs shown above.