STIGQter STIGQter: STIG Summary: Microsoft Excel 2016 Security Technical Implementation Guide Version: 1 Release: 2 Benchmark Date: 27 Oct 2017:

Warning Bar settings for VBA macros must be configured.

DISA Rule

SV-85657r1_rule

Vulnerability Number

V-71033

Group Title

SRG-APP-000141

Rule Version

DTOO304

Severity

CAT II

CCI(s)

Weight

10

Fix Recommendation

Set the policy value for User Configuration -> Administrative Templates -> Microsoft Excel 2016 -> Excel Options -> Security -> Trust Center "VBA Macro Notification Settings" to "Enabled: Disable all with notification".

Check Contents

Verify the policy value for User Configuration -> Administrative Templates -> Microsoft Excel 2016 -> Application Settings -> Security -> Trust Center -> "VBA macro Notification Settings" is set to "Enabled: Disable all with notification". The options ‘Enabled: Disable all except digitally signed macros’ and ‘Enabled: Disable all without notification’ are more restrictive and also acceptable values.

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

HKCU\software\policies\Microsoft\office\16.0\excel\security

Criteria: If the value vbawarnings is REG_DWORD = 2, this is not a finding. Values of REG_DWORD = 3 or 4 are also acceptable values. If the registry key does not exist or the value is REG_DWORD = 1, then this is a finding.

Vulnerability Number

V-71033

Documentable

False

Rule Version

DTOO304

Severity Override Guidance

Verify the policy value for User Configuration -> Administrative Templates -> Microsoft Excel 2016 -> Application Settings -> Security -> Trust Center -> "VBA macro Notification Settings" is set to "Enabled: Disable all with notification". The options ‘Enabled: Disable all except digitally signed macros’ and ‘Enabled: Disable all without notification’ are more restrictive and also acceptable values.

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

HKCU\software\policies\Microsoft\office\16.0\excel\security

Criteria: If the value vbawarnings is REG_DWORD = 2, this is not a finding. Values of REG_DWORD = 3 or 4 are also acceptable values. If the registry key does not exist or the value is REG_DWORD = 1, then this is a finding.

Check Content Reference

M

Target Key

3113

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