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

Actions for Excel 95 workbooks must be configured to edit in Protected View.

DISA Rule

SV-85587r1_rule

Vulnerability Number

V-70963

Group Title

SRG-APP-000207

Rule Version

DTOO108

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 Excel 2016 -> Excel Options -> Security -> Trust Center -> File Block Settings "Excel 95 workbooks" to "Enabled: Allow editing and open in Protected View".

Check Contents

Verify the policy value for User Configuration -> Administrative Templates -> Microsoft Excel 2016 -> Excel Options -> Security -> Trust Center -> File Block Settings "Excel 95 workbooks" is set to "Enabled: Allow editing and open in Protected View".

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

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

Criteria: If the value XL95Workbooks is REG_DWORD = 5, this is not a finding.

Vulnerability Number

V-70963

Documentable

False

Rule Version

DTOO108

Severity Override Guidance

Verify the policy value for User Configuration -> Administrative Templates -> Microsoft Excel 2016 -> Excel Options -> Security -> Trust Center -> File Block Settings "Excel 95 workbooks" is set to "Enabled: Allow editing and open in Protected View".

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

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

Criteria: If the value XL95Workbooks is REG_DWORD = 5, this is not a finding.

Check Content Reference

M

Target Key

3113

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