STIGQter: STIG Summary: Microsoft Windows Server 2016 Security Technical Implementation Guide Version: 2 Release: 2 Benchmark Date: 04 May 2021:

Unauthenticated Remote Procedure Call (RPC) clients must be restricted from connecting to the RPC server.

DISA Rule

SV-225010r569186_rule

Vulnerability Number

V-225010

Group Title

SRG-OS-000379-GPOS-00164

Rule Version

WN16-MS-000040

Severity

CAT II

CCI(s)

• CCI-001967 - The information system authenticates organization-defined devices and/or types of devices before establishing a local, remote, and/or network connection using bidirectional authentication that is cryptographically based.

Weight

10

Fix Recommendation

Configure the policy value for Computer Configuration >> Administrative Templates >> System >> Remote Procedure Call >> "Restrict Unauthenticated RPC clients" to "Enabled" with "Authenticated" selected.

Check Contents

This applies to member servers and standalone systems, It is NA for domain controllers.

If the following registry value does not exist or is not configured as specified, this is a finding.

Registry Hive: HKEY_LOCAL_MACHINE
Registry Path: \SOFTWARE\Policies\Microsoft\Windows NT\Rpc\

Value Name: RestrictRemoteClients

Type: REG_DWORD
Value: 0x00000001 (1)

Vulnerability Number

V-225010

Documentable

False

Rule Version

WN16-MS-000040

Severity Override Guidance

This applies to member servers and standalone systems, It is NA for domain controllers.

If the following registry value does not exist or is not configured as specified, this is a finding.

Registry Hive: HKEY_LOCAL_MACHINE
Registry Path: \SOFTWARE\Policies\Microsoft\Windows NT\Rpc\

Value Name: RestrictRemoteClients

Type: REG_DWORD
Value: 0x00000001 (1)

Check Content Reference

M

Target Key

4205

Comments