STIGQter: STIG Summary: Microsoft Excel 2010 Version: 1 Release: 11 Benchmark Date: 27 Apr 2018:

Actions for Excel 95 workbooks must be configured to edit in protected view.

DISA Rule

SV-34277r2_rule

Vulnerability Number

V-26610

Group Title

DTOO108 - Excel 95 workbooks

Rule Version

DTOO108 - Excel

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 2010 -> Excel Options -> Security -> Trust Center -> File Block Settings “Excel 95 workbooks” to “Enabled: Allow editing and open in Protected View".

Check Contents

The policy value for User Configuration -> Administrative Templates -> Microsoft Excel 2010 -> Excel Options -> Security -> Trust Center -> File Block Settings “Excel 95 workbooks” must be “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\14.0\excel\security\fileblock

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

Vulnerability Number

V-26610

Documentable

False

Rule Version

DTOO108 - Excel

Severity Override Guidance

The policy value for User Configuration -> Administrative Templates -> Microsoft Excel 2010 -> Excel Options -> Security -> Trust Center -> File Block Settings “Excel 95 workbooks” must be “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\14.0\excel\security\fileblock

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

Check Content Reference

M

Responsibility

Information Assurance Officer

Target Key

2021

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