| name | PR.AC-04_prac-04 |
| description | Access permissions and authorizations are managed, incorporating the principles of least privilege and separation of duties |
| category | authorization |
| version | 2.0 |
| author | cyberstrike-official |
| tags | ["nist","csf","v2.0","pr-ac-04","pr","subcategory"] |
| tech_stack | ["aws","azure","gcp","linux","windows"] |
| cwe_ids | ["CWE-284"] |
| chains_with | [] |
| prerequisites | ["Identity Management, Authentication and Access Control (PR.AC)"] |
| severity_boost | {} |
PR.AC-04 PR.AC-04
Subcategory of: Identity Management, Authentication and Access Control (PR.AC)
High-Level Description
Function: PROTECT (PR)
Framework: NIST Cybersecurity Framework v2.0
Access permissions and authorizations are managed, incorporating the principles of least privilege and separation of duties
What to Check
How to Test
Step 1: Identify Current Profile
Determine the organization's current and target CSF profile tier for PR.AC-04.
Step 2: Assess Outcome Achievement
# Review organizational policies and procedures
# Check for evidence that PR.AC-04 outcome is met
# Interview stakeholders responsible for PROTECT
Step 3: Map to Technical Controls
Identify which SP 800-53 controls implement this CSF outcome and verify their operating effectiveness.
Tools
| Tool | Purpose | Usage |
|---|
| cloud-audit-mcp | Assess cloud security posture | cloud_audit_* tools |
| Manual Review | Policy and procedure review | Interviews and documentation |
Remediation Guide
Achieve the PR.AC-04 PR.AC-04 outcome:
Access permissions and authorizations are managed, incorporating the principles of least privilege and separation of duties
Risk Assessment
| Finding | Severity | Impact |
|---|
| PR.AC-04 PR.AC-04 outcome not achieved | High | PROTECT Function Gap |
CWE Categories
| CWE ID | Title |
|---|
| CWE-284 | Improper Access Control |
References
