STIGQter: STIG Summary: Microsoft Outlook 2016 Security Technical Implementation Guide Version: 2 Release: 1 Benchmark Date: 23 Oct 2020:

Always warn on untrusted macros must be enforced.

DISA Rule

SV-228464r508021_rule

Vulnerability Number

V-228464

Group Title

SRG-APP-000207

Rule Version

DTOO276

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 Outlook 2016 -> Security -> Trust Center "Security setting for macros" to "Enabled (Warn for signed, disable unsigned)".

Check Contents

Verify the policy value for User Configuration -> Administrative Templates -> Microsoft Outlook 2016 -> Security -> Trust Center "Security setting for macros" is set to "Enabled (Warn for signed, disable unsigned)".

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

HKCU\Software\Policies\Microsoft\Office\16.0\outlook\security

Criteria: If the value Level is REG_DWORD = 3, this is not a finding.

Vulnerability Number

V-228464

Documentable

False

Rule Version

DTOO276

Severity Override Guidance

Verify the policy value for User Configuration -> Administrative Templates -> Microsoft Outlook 2016 -> Security -> Trust Center "Security setting for macros" is set to "Enabled (Warn for signed, disable unsigned)".

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

HKCU\Software\Policies\Microsoft\Office\16.0\outlook\security

Criteria: If the value Level is REG_DWORD = 3, this is not a finding.

Check Content Reference

M

Target Key

4224

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