STIGQter: STIG Summary: Microsoft Windows Server 2019 Security Technical Implementation Guide Version: 2 Release: 2 Benchmark Date: 04 May 2021:

Windows Server 2019 must be configured to ignore NetBIOS name release requests except from WINS servers.

DISA Rule

SV-205819r569188_rule

Vulnerability Number

V-205819

Group Title

SRG-OS-000420-GPOS-00186

Rule Version

WN19-CC-000060

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 >> Administrative Templates >> MSS (Legacy) >> "MSS: (NoNameReleaseOnDemand) Allow the computer to ignore NetBIOS name release requests except from WINS servers" to "Enabled".

This policy setting requires the installation of the MSS-Legacy custom templates included with the STIG package. "MSS-Legacy.admx" and "MSS-Legacy.adml" must be copied to the \Windows\PolicyDefinitions and \Windows\PolicyDefinitions\en-US directories respectively.

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: 0x00000001 (1)

Vulnerability Number

V-205819

Documentable

False

Rule Version

WN19-CC-000060

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: 0x00000001 (1)

Check Content Reference

M

Target Key

2907

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