STIGQter: STIG Summary: Microsoft Windows 11 Security Technical Implementation Guide Version: 2 Release: 8 Benchmark Date: 01 Jul 2026:

Internet connection sharing must be disabled.

DISA Rule

SV-253361r958478_rule

Vulnerability Number

V-253361

Group Title

SRG-OS-000095-GPOS-00049

Rule Version

WN11-CC-000044

Severity

CAT II

CCI(s)

• CCI-000381 - Configure the system to provide only organization-defined mission essential capabilities.

Weight

10

Fix Recommendation

Configure the policy value for Computer Configuration >> Administrative Templates >> Network >> Network Connections >> "Prohibit use of Internet Connection Sharing on your DNS domain network" to "Enabled".

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: \SOFTWARE\Policies\Microsoft\Windows\Network Connections\

Value Name: NC_ShowSharedAccessUI

Type: REG_DWORD
Value: 0x00000000 (0)

Vulnerability Number

V-253361

Documentable

False

Rule Version

WN11-CC-000044

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: \SOFTWARE\Policies\Microsoft\Windows\Network Connections\

Value Name: NC_ShowSharedAccessUI

Type: REG_DWORD
Value: 0x00000000 (0)

Check Content Reference

M

Target Key

5471