Title

Disable Internet File Association Service (Cat II impact)

Discussion

This check verifies that unhandled file associations will not use the Microsoft Web service to find an application.

Check Content

If the following registry value doesn’t exist or is not configured as specified, this is a finding: Registry Hive: HKEY_LOCAL_MACHINE Subkey: \Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\ Value Name: NoInternetOpenWith 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 Internet File Association service” to “Enabled”.

Additional Identifiers

Rule ID: SV-16591r1_rule

Vulnerability ID: V-15674

Group Title: Internet File Association Service

Expert Comments

CCIs tied to check.

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