CM-7(8)_binary-or-machine-executable-code

DevOps & Security

Prohibit the use of binary or machine-executable code from sources with limited or no warranty or without the provision of source code;

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Prompt to paste

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Source SKILL.md: https://github.com/CyberStrikeus/CyberStrike/blob/HEAD/.cyberstrike/skill/NIST/SP800-53_rev5/CM_configuration-management/CM-7(8)_binary-or-machine-executable-code/SKILL.md

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After I approve, install the complete skill folder, including required referenced files, into that project location. Verify it is discoverable, then tell me its actual invocation name and how to use it. Do not claim it is installed until you have verified it.

Copying this prompt does not install or run the skill. Review third-party files before use. Codex skill guide

CM-7(8) Binary or Machine Executable Code

Enhancement of: CM-7

High-Level Description

Family: Configuration Management (CM) Framework: NIST SP 800-53 Rev 5

Binary or machine executable code applies to all sources of binary or machine-executable code, including commercial software and firmware and open-source software. Organizations assess software products without accompanying source code or from sources with limited or no warranty for potential security impacts. The assessments address the fact that software products without the provision of source code may be difficult to review, repair, or extend. In addition, there may be no owners to make such repairs on behalf of organizations. If open-source software is used, the assessments address the fact that there is no warranty, the open-source software could contain back doors or malware, and there may be no support available.

What to Check

Verify CM-7(8) Binary or Machine Executable Code is documented in SSP
Validate all 2 control requirements are implemented
Confirm control is operating effectively
Review evidence of continuous monitoring for CM-7(8)
Verify enhancement builds upon base control CM-7

How to Test

Step 1: Review Documentation

Examine the System Security Plan (SSP) and related artifacts for CM-7(8) implementation details. Verify the organization has documented how this control is satisfied.

Step 2: Validate Implementation

# For cloud environments, use cloud-audit-mcp tools
# For on-premises, review system configurations directly

# Example: Check if account management policies exist
grep -r "account.management\|access.control" /etc/security/ 2>/dev/null

Step 3: Test Operating Effectiveness

Verify the control is actively functioning, not just documented. Check logs, configurations, and operational evidence.

Tools

Tool	Purpose	Usage
cloud-audit-mcp	Check configuration baselines	`cloud_audit_config`
AWS CLI	Review Config rules	`aws configservice describe-config-rules`

Remediation Guide

Control Statement

Prohibit the use of binary or machine-executable code from sources with limited or no warranty or without the provision of source code; and Allow exceptions only for compelling mission or operational requirements and with the approval of the authorizing official.

Implementation Guidance

Binary or machine executable code applies to all sources of binary or machine-executable code, including commercial software and firmware and open-source software. Organizations assess software products without accompanying source code or from sources with limited or no warranty for potential security impacts. The assessments address the fact that software products without the provision of source code may be difficult to review, repair, or extend. In addition, there may be no owners to make such repairs on behalf of organizations. If open-source software is used, the assessments address the fact that there is no warranty, the open-source software could contain back doors or malware, and there may be no support available.

Risk Assessment

Finding	Severity	Impact
CM-7(8) Binary or Machine Executable Code not implemented	Medium	Configuration Management
CM-7(8) partially implemented	Low	Incomplete Configuration Management

CWE Categories

CWE ID	Title
CWE-16	Configuration

References

Checklist

Control documented in SSP
Implementation evidence collected
Operating effectiveness validated
Continuous monitoring in place
Related controls (SA-5, SA-22) reviewed