Users must be prevented from using or inserting apps that come from the Office Store.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-228553	DTOO413	SV-228553r508020_rule		Medium

Description
This policy setting allows users to be prevented from using or inserting apps that come from the Office Store. If this policy setting is enabled, apps from the Office Store are blocked. If this policy setting is disabled or not configured, apps from the Office Store are allowed, unless the "Block Apps for Office" policy setting is enabled.

STIG	Date
Microsoft Office System 2013 Security Technical Implementation Guide	2020-09-25

Details

Check Text ( C-30786r498937_chk )
Verify the policy value for User Configuration >> Administrative Templates >> Microsoft Office 2013 >> Security Settings >> Trust Center >> Trusted Catalogs "Block the Office Store" is set to "Enabled". Use the Windows Registry Editor to navigate to the following HKCU\Software\Policies\Microsoft\Office\15.0\wef\trustedcatalogs If the value 'disableomexcatalogs' is REG_DWORD = 1, this is not a finding.

Check Text ( C-30786r498937_chk )

Verify the policy value for User Configuration >> Administrative Templates >> Microsoft Office 2013 >> Security Settings >> Trust Center >> Trusted Catalogs "Block the Office Store" is set to "Enabled".

Use the Windows Registry Editor to navigate to the following HKCU\Software\Policies\Microsoft\Office\15.0\wef\trustedcatalogs

If the value 'disableomexcatalogs' is REG_DWORD = 1, this is not a finding.

Fix Text (F-30771r498938_fix)
Set the policy value for User Configuration >> Administrative Templates >> Microsoft Office 2013 >> Security Settings >> Trust Center >> Trusted Catalogs "Block the Office Store" to "Enabled".