Title

Access to the Windows Store must be turned off. (Cat II impact)

Discussion

Uncontrolled installation of applications can introduce various issues, including system instability and allow access to sensitive information. Installation of applications must be controlled by the enterprise. Turning off access to the Windows Store will limit access to publicly available applications.

Check Content

If the following registry value does not exist or is not configured as specified, this is a finding: Registry Hive: HKEY_LOCAL_MACHINE Subkey: \Software\Policies\Microsoft\Windows\Explorer\ Value Name: NoUseStoreOpenWith Type: REG_DWORD Value: 1

Fix Text

Configure the policy value for Computer Configuration -> Administrative Templates -> System -> Internet Communication Management -> Internet Communication settings -> "Turn off access to the Store" to "Enabled".

Additional Identifiers

Rule ID: SV-48300r2_rule

Vulnerability ID: V-36680

Group Title: WINCC-000030

Expert Comments

CCIs tied to check.

Controls tied to check. These are derived from the CCIs shown above.