compliance.tf
Azure Compliance ControlsAzure Virtual Machines

Virtual machines with a user-assigned identity should also use system-assigned managed identity for Guest Configuration assignments

This policy adds a system-assigned managed identity to virtual machines that are supported by Guest Configuration and have at least one user-assigned identity but no system-assigned managed identity. It is a prerequisite for all Guest Configuration assignments.

What this control checks

VMs with a user-assigned identity also need a system-assigned identity for Guest Configuration

Framework mappings

The clauses this control is mapped to in each framework.

NIST SP 800-53 Rev 5

  • AC-17 Remote Access
  • AC-17(1) Monitoring And Control
  • Access Enforcement (AC-3)
  • IA-5: Authenticator Management
  • IA-5(1) Password-based Authentication

FedRAMP Moderate Baseline Rev 4

  • AC-3 Access Enforcement
  • AC-17 (3): Managed Access Control Points
  • AC-17(1) Automated Monitoring/Control
  • AU-12 Audit Generation
  • IA-5 (1): Password-Based Authentication
2 more clauses
  • IA-5(1) Password-Based Authentication
  • SI-4: Information System Monitoring

NIST SP 800-171 Rev 2

  • 3.1.1 Limit system access to authorized users, processes acting on behalf of authorized users, and devices (including other systems)
  • 3.1.12: Monitor and control remote access sessions.
  • 3.5.2 Authenticate (or verify) the identities of users, processes, or devices, as a prerequisite to allowing access to organizational systems
  • 3.5.7 Enforce a minimum password complexity and change of characters when new passwords are created
  • 3.5.8: Prohibit password reuse for a specified number of generations.
1 more clause
  • 3.5.10 Store and transmit only cryptographically-protected passwords

CMMC 2.0 Level 2

  • AU.L2-3.3.1 Create and retain system audit logs and records to the extent needed to enable the monitoring, analysis, investigation, and reporting of unlawful or unauthorized system activity
  • AU.L2-3.3.2 Ensure that the actions of individual system users can be uniquely traced to those users, so they can be held accountable for their actions
  • SI.L2-3.14.6 Monitor organizational systems, including inbound and outbound communications traffic, to detect attacks and indicators of potential attacks
  • SI.L2-3.14.7 Identify unauthorized use of organizational systems

FedRAMP High

  • AC-3 Access Enforcement
  • AC-17 Remote Access
  • AC-17(1) Automated Monitoring / Control
  • IA-5 Authenticator Management
  • IA-5(1) Password-Based Authentication

PCI DSS v3.2.1

  • Do not allow an individual to submit a new password/passphrase that is the same as any of the last four passwords/passphrases he or she has used
  • Passwords/passphrases require a minimum length of at least seven characters, contain both numeric and alphabetic characters

Tool mappings

Use these identifiers to cross-reference this control across tools, reports, and evidence.

  • Compliance.tf Control: compute_vm_guest_configuration_with_user_and_system_assigned_managed_identity
  • Powerpipe Controls: azure_compliance.control.compute_vm_guest_configuration_with_system_assigned_managed_identity, azure_compliance.control.compute_vm_guest_configuration_with_user_and_system_assigned_managed_identity
  • Azure Policy Definitions: 497dff13-db2a-4c0f-8603-28fa3b331ab6, d26f7642-7545-4e18-9b75-8c9bbdee3a9a

Last reviewed: 2026-10-11

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