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Application add-ins must be signed by Trusted Publisher.


Overview

Finding ID Version Rule ID IA Controls Severity
V-26589 DTOO127 - PowerPoint SV-33852r1_rule Medium
Description
Office 2010 applications do not check the digital signature on application add-ins before opening them. Disabling or not configuring this setting may allow an application to load a dangerous add-in. As a result, malicious code could become active on user computers or the network.
STIG Date
Microsoft PowerPoint 2010 STIG 2018-04-05

Details

Check Text ( C-34241r1_chk )
The policy value for User Configuration -> Administrative Templates -> Microsoft PowerPoint 2010 -> PowerPoint Options -> Security -> Trust Center “Require that application add-ins are signed by Trusted Publisher” must be set to “Enabled”.

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

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

Criteria: If the value RequireAddinSig is REG_DWORD = 1, this is not a finding.
Fix Text (F-29935r1_fix)
Set the policy value for User Configuration -> Administrative Templates -> Microsoft PowerPoint 2010 -> PowerPoint Options -> Security -> Trust Center “Require that application add-ins are signed by Trusted Publisher” to “Enabled”.