STIGQter: STIG Summary: Microsoft Office System 2013 Security Technical Implementation Guide Version: 2 Release: 1 Benchmark Date: 23 Oct 2020:

External Signature Services Menu for Office must be suppressed.

DISA Rule

SV-228521r508020_rule

Vulnerability Number

V-228521

Group Title

SRG-APP-000516

Rule Version

DTOO204

Severity

CAT II

CCI(s)

• CCI-000366 - The organization implements the security configuration settings.

Weight

10

Fix Recommendation

Set the policy value for User Configuration -> Administrative Templates -> Microsoft Office 2013 -> Signing "Suppress external signature services menu item" to "Enabled".

Check Contents

Verify the policy value for User Configuration >> Administrative Templates >> Microsoft Office 2013 >> Signing "Suppress external signature services menu item" is set to "Enabled".

Use the Windows Registry Editor to navigate to the following HKCU\Software\Policies\Microsoft\Office\15.0\common\signatures

Criteria: If the value 'SuppressExtSigningSvcs' is REG_DWORD = 1, this is not a finding.

Vulnerability Number

V-228521

Documentable

False

Rule Version

DTOO204

Severity Override Guidance

Verify the policy value for User Configuration >> Administrative Templates >> Microsoft Office 2013 >> Signing "Suppress external signature services menu item" is set to "Enabled".

Use the Windows Registry Editor to navigate to the following HKCU\Software\Policies\Microsoft\Office\15.0\common\signatures

Criteria: If the value 'SuppressExtSigningSvcs' is REG_DWORD = 1, this is not a finding.

Check Content Reference

M

Target Key

4227

Comments