Windows Server 2019 must have a host-based firewall installed and enabled.

STIG ID: WN19-00-000280  |  SRG: SRG-OS-000480-GPOS-00227 |  Severity: medium |  CCI: CCI-000366,CCI-002080 |  Vulnerability Id: V-214936 | 

Vulnerability Discussion

A firewall provides a line of defense against attack, allowing or blocking inbound and outbound connections based on a set of rules.

Check

Determine if a host-based firewall is installed and enabled on the system.

If a host-based firewall is not installed and enabled on the system, this is a finding.

The configuration requirements will be determined by the applicable firewall STIG.

Fix

Install and enable a host-based firewall on the system.