Readiness check
← CMMC Level 2
CMMC Level 2 / Control family · CM

Configuration Management

That systems are built and changed to a known, secure baseline, and that unauthorized software and changes are prevented.

9
requirements in this family
What it requires

The 9 requirements, in plain language.

3.4.1 System Baselining

Establish and maintain baseline configurations and inventories of organizational systems (including hardware, software, firmware, and documentation) throughout the respective system development life cycles

3.4.2 Security Configuration Enforcement

Establish and enforce security configuration settings for information technology products employed in organizational systems

3.4.3 System Change Management

Track, review, approve or disapprove, and log changes to organizational systems

3.4.4 Security Impact Analysis

Analyze the security impact of changes prior to implementation

3.4.5 Access Restrictions for Change

Define, document, approve, and enforce physical and logical access restrictions associated with changes to organizational systems

3.4.6 Least Functionality

Employ the principle of least functionality by configuring organizational systems to provide only essential capabilities

3.4.7 Nonessential Functionality

Restrict, disable, or prevent the use of nonessential programs, functions, ports, protocols, and services

3.4.8 Application Execution Policy

Apply deny-by-exception (blacklisting) policy to prevent the use of unauthorized software or deny-all, permit-by-exception (whitelisting) policy to allow the execution of authorized software

3.4.9 User-Installed Software

Control and monitor user-installed software

NIST SP 800-171 Rev 2 — Family CM. CMMC Level 2 assesses each requirement's objectives via a C3PAO. NIST SP 800-171r2 →
How Aletheon covers it

One owner across the whole family — built, run, and proven.

Enclave builds these controls into the boundary as code; Cadence keeps them enforced between assessments; Attest proves them to the C3PAO against every objective.

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