Check: WN11-00-000395
Microsoft Windows 11 STIG:
WN11-00-000395
(in version v1 r5)
Title
Windows 11 must not have portproxy enabled or in use. (Cat II impact)
Discussion
Having portproxy enabled or configured in Windows 10 could allow a man-in-the-middle attack.
Check Content
Check the registry key for existence of proxied ports: HKLM\SYSTEM\CurrentControlSet\Services\PortProxy\. If the key contains v4tov4\tcp\ or is populated v4tov4\tcp\, this is a finding. Run "netsh interface portproxy show all". If the command displays any results, this is a finding.
Fix Text
Contact the Administrator to run "netsh interface portproxy delete" with elevation. Remove any enabled portproxies that may be configured.
Additional Identifiers
Rule ID: SV-257592r922047_rule
Vulnerability ID: V-257592
Group Title: SRG-OS-000480-GPOS-00227
Expert Comments
CCIs
Number | Definition |
---|---|
CCI-000381 |
The organization configures the information system to provide only essential capabilities. |
Controls
Number | Title |
---|---|
CM-7 |
Least Functionality |