STIGQter: STIG Summary: Microsoft Outlook 2010 STIG Version: 1 Release: 13 Benchmark Date: 27 Apr 2018:

The Add-In Trust Level must be configured.

DISA Rule

SV-33932r1_rule

Vulnerability Number

V-17566

Group Title

DTOO236 - Add-In Trust Level

Rule Version

DTOO236 - Outlook

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 Outlook 2010 -> Security “Configure Add-In Trust Level” to “Enabled (Trust all loaded and installed COM addins)”.

Check Contents

The policy value for User Configuration -> Administrative Templates -> Microsoft Outlook 2010 -> Security “Configure Add-In Trust Level” must be set to “Enabled (Trust all loaded and installed COM addins)”.

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

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

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

Vulnerability Number

V-17566

Documentable

False

Rule Version

DTOO236 - Outlook

Severity Override Guidance

The policy value for User Configuration -> Administrative Templates -> Microsoft Outlook 2010 -> Security “Configure Add-In Trust Level” must be set to “Enabled (Trust all loaded and installed COM addins)”.

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

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

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

Check Content Reference

M

Potential Impact

Exchange Settings for the addins still override if present and this option is selected.

Responsibility

Information Assurance Officer

Target Key

2024

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