CM-3(8)—Configuration Change Control | Prevent or Restrict Configuration Changes
IL5
IL6
>Control Description
Prevent or restrict changes to the configuration of the system under the following circumstances: ⚙organization-defined circumstances.
>DoD Impact Level Requirements
No specific parameter values or requirements for this impact level.
>Discussion
System configuration changes can adversely affect critical system security and privacy functionality. Change restrictions can be enforced through automated mechanisms.
>Assessment Interview Topics
Questions assessors commonly ask
Process & Governance:
- •What formal policies and procedures govern the implementation of CM-3(8) (Prevent Or Restrict Configuration Changes)?
- •Who are the designated roles responsible for implementing, maintaining, and monitoring CM-3(8)?
- •How frequently is the CM-3(8) policy reviewed and updated, and what triggers policy changes?
- •What training or awareness programs ensure personnel understand their responsibilities related to CM-3(8)?
Technical Implementation:
- •Describe the specific technical mechanisms or controls used to enforce CM-3(8) requirements.
- •What automated tools, systems, or technologies are deployed to implement CM-3(8)?
- •How is CM-3(8) integrated into your system architecture and overall security posture?
- •What configuration settings, parameters, or technical specifications enforce CM-3(8) requirements?
Evidence & Documentation:
- •What documentation demonstrates the complete implementation of CM-3(8)?
- •What audit logs, records, reports, or monitoring data validate CM-3(8) compliance?
- •Can you provide evidence of periodic reviews, assessments, or testing of CM-3(8) effectiveness?
- •What artifacts would you present during a FedRAMP assessment to demonstrate CM-3(8) compliance?
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