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Attachments opened from Outlook must be in Protected View.


Overview

Finding ID Version Rule ID IA Controls Severity
V-26617 DTOO293 - Word SV-33871r1_rule Medium
Description
This policy setting allows for determining if Excel files in Outlook attachments open in Protected View. If enabling this policy setting, Outlook attachments do not open in Protected View. If disabling or not configuring this policy setting, Outlook attachments open in Protected View.
STIG Date
Microsoft Word 2010 STIG 2018-04-04

Details

Check Text ( C-34267r1_chk )
The policy value for User Configuration -> Administrative Templates -> Microsoft Word 2010 -> Word Options -> Security -> Trust Center -> Protected View “Turn off Protected View for attachments opened from Outlook” must be set to "Disabled".

Procedure: Use the Windows Registry Editor to navigate to the following keys:

HKCU\Software\Policies\Microsoft\Office\14.0\word\security\protectedview

Criteria: If the value DisableAttachmentsInPV is REG_DWORD = 0, this is not a finding.
Fix Text (F-29956r1_fix)
Set the policy value for User Configuration -> Administrative Templates -> Microsoft Word 2010 -> Word Options -> Security -> Trust Center -> Protected View “Turn off Protected View for attachments opened from Outlook” to "Disabled".