STIGQter: STIG Summary: Microsoft Publisher 2013 STIG Version: 1 Release: 5 Benchmark Date: 27 Apr 2018:

Add-ins to Office applications must be signed by a Trusted Publisher.

DISA Rule

SV-53241r2_rule

Vulnerability Number

V-26589

Group Title

DTOO127 - Add-ins are signed by Trusted Publisher

Rule Version

DTOO127

Severity

CAT II

CCI(s)

• CCI-001749 - The information system prevents the installation of organization-defined software components without verification the software component has been digitally signed using a certificate that is recognized and approved by the organization.

Weight

10

Fix Recommendation

Set the policy value for User Configuration -> Administrative Templates -> Microsoft Publisher 2013 -> Security -> Trust Center "Require that application add-ins are signed by Trusted Publisher" to "Enabled".

Check Contents

Verify the policy value for User Configuration -> Administrative Templates -> Microsoft Publisher 2013 -> Security -> Trust Center "Require that application add-ins are signed by Trusted Publisher" is set to "Enabled".

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

HKCU\Software\Policies\Microsoft\Office\15.0\publisher\security

Criteria: If the value RequireAddinSig is REG_DWORD = 1, this is not a finding.

Vulnerability Number

V-26589

Documentable

False

Rule Version

DTOO127

Severity Override Guidance

Verify the policy value for User Configuration -> Administrative Templates -> Microsoft Publisher 2013 -> Security -> Trust Center "Require that application add-ins are signed by Trusted Publisher" is set to "Enabled".

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

HKCU\Software\Policies\Microsoft\Office\15.0\publisher\security

Criteria: If the value RequireAddinSig is REG_DWORD = 1, this is not a finding.

Check Content Reference

M

Responsibility

Information Assurance Officer

Target Key

2485

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