Check: O365-PT-000010
Microsoft Office 365 ProPlus STIG:
O365-PT-000010
(in versions v2 r12 through v1 r1)
Title
PowerPoint attachments opened from Outlook must be in Protected View. (Cat II impact)
Discussion
This policy setting allows for determining whether PowerPoint 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.
Check Content
Verify the policy value for User Configuration >> Administrative Templates >> Microsoft PowerPoint 2016 >> PowerPoint Options >> Security >> Trust Center >> Protected View "Turn off Protected View for attachments opened from Outlook" is set to "Disabled". Use the Windows Registry Editor to navigate to the following key: HKCU\Software\Policies\Microsoft\Office\16.0\PowerPoint\security\protectedview If the value DisableAttachmentsInPV is REG_DWORD = 0, this is not a finding.
Fix Text
Set the policy value for User Configuration >> Administrative Templates >> Microsoft PowerPoint 2016 >> PowerPoint Options >> Security >> Trust Center >> Protected View "Turn off Protected View for attachments opened from Outlook" to "Disabled".
Additional Identifiers
Rule ID: SV-223386r879628_rule
Vulnerability ID: V-223386
Group Title: SRG-APP-000207
Expert Comments
CCIs
Number | Definition |
---|---|
CCI-001662 |
The information system takes organization-defined corrective action when organization-defined unacceptable mobile code is identified. |
Controls
Number | Title |
---|---|
SC-18 (1) |
Identify Unacceptable Code / Take Corrective Actions |