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

Force encrypted macros to be scanned in open XML documents must be determined and configured.

DISA Rule

SV-33441r1_rule

Vulnerability Number

V-17473

Group Title

DTOO142 - Force Scan Encr. Macros in open XML

Rule Version

DTOO142 - Excel

Severity

CAT II

CCI(s)

• CCI-001170 - The information system prevents the automatic execution of mobile code in organization-defined software applications.

Weight

10

Fix Recommendation

Set the policy value for User Configuration -> Administrative Templates -> Microsoft Excel 2010 -> Excel Options -> Security “Scan encrypted macros in Excel Open XML workbooks” to “Enabled: Scan encrypted macros (default)”.

Check Contents

The policy value for User Configuration -> Administrative Templates -> Microsoft Excel 2010 -> Excel Options -> Security “Scan encrypted macros in Excel Open XML workbooks” must be “Enabled: Scan encrypted macros (default)”.

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

HKCU\Software\Policies\Microsoft\Office\14.0\excel\security

Criteria: If the value ExcelBypassEncryptedMacroScan is REG_DWORD = 0, this is not a finding.

Vulnerability Number

V-17473

Documentable

False

Rule Version

DTOO142 - Excel

Severity Override Guidance

The policy value for User Configuration -> Administrative Templates -> Microsoft Excel 2010 -> Excel Options -> Security “Scan encrypted macros in Excel Open XML workbooks” must be “Enabled: Scan encrypted macros (default)”.

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

HKCU\Software\Policies\Microsoft\Office\14.0\excel\security

Criteria: If the value ExcelBypassEncryptedMacroScan is REG_DWORD = 0, this is not a finding.

Check Content Reference

M

Responsibility

Information Assurance Officer

Target Key

2021

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