Windows Server 2019 system files must be monitored for unauthorized changes.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-205803 | WN19-00-000220 | SV-205803r958794_rule | CCI-001744 | medium |
| Description | ||||
| Monitoring system files for changes against a baseline on a regular basis may help detect the possible introduction of malicious code on a system. | ||||
| STIG | Date | |||
| Microsoft Windows Server 2019 Security Technical Implementation Guide | 2025-05-23 | |||
Details
Check Text (C-205803r958794_chk)
Determine whether the system is monitored for unauthorized changes to system files (e.g., *.exe, *.bat, *.com, *.cmd, and *.dll) against a baseline on a weekly basis.
If system files are not monitored for unauthorized changes, this is a finding.
An approved and properly configured solution will contain both a list of baselines that includes all system file locations and a file comparison task that is scheduled to run at least weekly.
Fix Text (F-6068r355772_fix)
Monitor the system for unauthorized changes to system files (e.g., *.exe, *.bat, *.com, *.cmd, and *.dll) against a baseline on a weekly basis. This can be done with the use of various monitoring tools.