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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-205803r793216_rule 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 2021-08-18

Details

Check Text ( C-6068r793215_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.

A properly configured and approved DoD ESS solution that supports a File Integrity Monitor (FIM) module will meet the requirement for file integrity checking.
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.