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

Visio 5.0 or earlier Binary Drawings, Templates and Stencils must be blocked.

DISA Rule

SV-223398r508019_rule

Vulnerability Number

V-223398

Group Title

SRG-APP-000207

Rule Version

O365-VI-000006

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 Visio 2016 >> Visio Options >> Security >> Trust Center >> File Block Settings "Visio 5.0 or earlier Binary Drawings, Templates and Stencils" to "Enabled" and "Open/Save blocked".

Check Contents

Verify the policy value for User Configuration >> Administrative Templates >> Microsoft Visio 2016 >> Visio Options >> Security >> Trust Center >> File Block Settings "Visio 5.0 or earlier Binary Drawings, Templates and Stencils" is set to "Enabled" and "Open/Save blocked".

Use the Windows Registry Editor to navigate to the following key:

HKCU\Software\Policies\Microsoft\Office\16.0\visio\security\fileblock

If the value "visio50andearlierfiles" is REG_DWORD = 2, this is not a finding.

Vulnerability Number

V-223398

Documentable

False

Rule Version

O365-VI-000006

Severity Override Guidance

Verify the policy value for User Configuration >> Administrative Templates >> Microsoft Visio 2016 >> Visio Options >> Security >> Trust Center >> File Block Settings "Visio 5.0 or earlier Binary Drawings, Templates and Stencils" is set to "Enabled" and "Open/Save blocked".

Use the Windows Registry Editor to navigate to the following key:

HKCU\Software\Policies\Microsoft\Office\16.0\visio\security\fileblock

If the value "visio50andearlierfiles" is REG_DWORD = 2, this is not a finding.

Check Content Reference

M

Target Key

4099

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