STIGQter: STIG Summary: Microsoft Office 365 ProPlus Security Technical Implementation Guide Version: 2 Release: 2 Benchmark Date: 23 Apr 2021:

Files in unsafe locations must be opened in Protected view in PowerPoint.

DISA Rule

SV-223387r508019_rule

Vulnerability Number

V-223387

Group Title

SRG-APP-000207

Rule Version

O365-PT-000011

Severity

CAT II

CCI(s)

• CCI-001662 - The information system takes organization-defined corrective action when organization-defined unacceptable mobile code is identified.

Weight

10

Fix Recommendation

Set the policy value for User Configuration >> Administrative Templates >> Microsoft PowerPoint 2016 >> PowerPoint Options >> Security >> Trust Center >> Protected View "Do not open files in unsafe locations in Protected View" to "Disabled".

Check Contents

Verify the policy value for User Configuration >> Administrative Templates >> Microsoft PowerPoint 2016 >> PowerPoint Options >> Security >> Trust Center >> Protected View "Do not open files in unsafe locations in Protected View" 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 DisableUnsafeLocationsInPV is REG_DWORD = 0, this is not a finding.

Vulnerability Number

V-223387

Documentable

False

Rule Version

O365-PT-000011

Severity Override Guidance

Verify the policy value for User Configuration >> Administrative Templates >> Microsoft PowerPoint 2016 >> PowerPoint Options >> Security >> Trust Center >> Protected View "Do not open files in unsafe locations in Protected View" 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 DisableUnsafeLocationsInPV is REG_DWORD = 0, this is not a finding.

Check Content Reference

M

Target Key

4099

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