Title

Root Certificates Update (Cat III impact)

Discussion

This check verifies that Root Certificates will not be updated automatically from the Microsoft site.

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\Policies\Microsoft\SystemCertificates\AuthRoot\ Value Name: DisableRootAutoUpdate 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 Automatic Root Certificates Update” to “Enabled”.

Additional Identifiers

Rule ID: SV-16588r1_rule

Vulnerability ID: V-15671

Group Title: Root Certificates Update

Expert Comments

CCIs tied to check.

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