STIGQter: STIG Summary: Microsoft Windows Server 2012/2012 R2 Member Server Security Technical Implementation Guide Version: 3 Release: 2 Benchmark Date: 04 May 2021:

The system must be configured to ignore NetBIOS name release requests except from WINS servers.

DISA Rule

SV-225484r569185_rule

Vulnerability Number

V-225484

Group Title

SRG-OS-000420-GPOS-00186

Rule Version

WN12-SO-000043

Severity

CAT III

CCI(s)

• CCI-002385 - The information system protects against or limits the effects of organization-defined types of denial of service attacks by employing organization-defined security safeguards.

Weight

10

Fix Recommendation

Configure the policy value for Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> Security Options >> "MSS: (NoNameReleaseOnDemand) Allow the computer to ignore NetBIOS name release requests except from WINS servers" to "Enabled".

(See "Updating the Windows Security Options File" in the STIG Overview document if MSS settings are not visible in the system's policy tools.)

Check Contents

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: \SYSTEM\CurrentControlSet\Services\Netbt\Parameters\

Value Name: NoNameReleaseOnDemand

Value Type: REG_DWORD
Value: 1

Vulnerability Number

V-225484

Documentable

False

Rule Version

WN12-SO-000043

Severity Override Guidance

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: \SYSTEM\CurrentControlSet\Services\Netbt\Parameters\

Value Name: NoNameReleaseOnDemand

Value Type: REG_DWORD
Value: 1

Check Content Reference

M

Target Key

4214

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