Title

Software certificate restriction policies are not enforced. (Cat II impact)

Discussion

Software restriction policies help to protect users and computers from executing unauthorized code such as viruses and Trojans horses.

Check Content

Analyze the system using the Security Configuration and Analysis snap-in. Expand the Security Configuration and Analysis tree view. Navigate to Local Policies -> Security Options. If the value for “System Settings: Use Certificate Rules on Windows Executables for Software Restriction Policies” is not set to “Enabled”, then this is a finding. The policy referenced configures the following registry value: Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \Software\Policies\Microsoft\Windows\Safer\CodeIdentifiers\ Value Name: AuthenticodeEnabled Value Type: REG_DWORD Value: 1

Fix Text

Configure the policy value for Computer Configuration -> Windows Settings -> Security Settings -> Local Policies -> Security Options -> “System Settings: Use Certificate Rules on Windows Executables for Software Restriction Policies” to “Enabled”.

Additional Identifiers

Rule ID: SV-4446r1_rule

Vulnerability ID: V-4446

Group Title:

Expert Comments

CCIs tied to check.

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