STIGQter: STIG Summary: Microsoft Visio 2013 STIG Version: 1 Release: 4 Benchmark Date: 27 Apr 2018:

Trust Bar Notifications for unsigned applications must be disabled.

DISA Rule

SV-52796r1_rule

Vulnerability Number

V-40738

Group Title

DTOO131 - Trust Bar Notifications

Rule Version

DTOO131

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 Visio 2013 -> Visio Options -> Security -> Trust Center -> "Disable Trust Bar Notification for unsigned application add-ins and block them" to "Enabled".

Check Contents

Verify the policy value for User Configuration -> Administrative Templates -> Microsoft Visio 2013 -> Visio Options -> Security -> Trust Center -> "Disable Trust Bar Notification for unsigned application add-ins and block them" is set to "Enabled".

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

HKCU\software\policies\Microsoft\office\15.0\Visio\security

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

Vulnerability Number

V-40738

Documentable

False

Rule Version

DTOO131

Severity Override Guidance

Verify the policy value for User Configuration -> Administrative Templates -> Microsoft Visio 2013 -> Visio Options -> Security -> Trust Center -> "Disable Trust Bar Notification for unsigned application add-ins and block them" is set to "Enabled".

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

HKCU\software\policies\Microsoft\office\15.0\Visio\security

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

Check Content Reference

M

Responsibility

Information Assurance Officer

Target Key

2486

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