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.

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".