last sync: 2021-Jul-23 16:37:57 UTC

Azure Policy definition

Management ports should be closed on your virtual machines

Name Management ports should be closed on your virtual machines
Azure Portal
Id 22730e10-96f6-4aac-ad84-9383d35b5917
Version 3.0.0
details on versioning
Category Security Center
Microsoft docs
Description Open remote management ports are exposing your VM to a high level of risk from Internet-based attacks. These attacks attempt to brute force credentials to gain admin access to the machine.
Mode All
Type BuiltIn
Preview FALSE
Deprecated FALSE
Effect Default: AuditIfNotExists
Allowed: (AuditIfNotExists, Disabled)
Used RBAC Role none
History
Date/Time (UTC ymd) (i) Change type Change detail
2021-01-05 16:06:49 change Major (2.0.0 > 3.0.0)
Used in Initiatives
Initiative DisplayName Initiative Id Initiative Category State
[Deprecated]: Azure Security Benchmark v1 42a694ed-f65e-42b2-aa9e-8052e9740a92 Regulatory Compliance Deprecated
[Deprecated]: Azure Security Benchmark v2 bb522ac1-bc39-4957-b194-429bcd3bcb0b Regulatory Compliance Deprecated
[Preview]: New Zealand ISM Restricted d1a462af-7e6d-4901-98ac-61570b4ed22a Regulatory Compliance Preview
[Preview]: NIST SP 800-53 Rev. 5 179d1daa-458f-4e47-8086-2a68d0d6c38f Regulatory Compliance Preview
Azure Security Benchmark 1f3afdf9-d0c9-4c3d-847f-89da613e70a8 Security Center GA
FedRAMP High d5264498-16f4-418a-b659-fa7ef418175f Regulatory Compliance GA
FedRAMP Moderate e95f5a9f-57ad-4d03-bb0b-b1d16db93693 Regulatory Compliance GA
HITRUST/HIPAA a169a624-5599-4385-a696-c8d643089fab Regulatory Compliance GA
NIST SP 800-53 Rev. 4 cf25b9c1-bd23-4eb6-bd2c-f4f3ac644a5f Regulatory Compliance GA
JSON Changes

JSON
{
  "properties": {
    "displayName": "Management ports should be closed on your virtual machines",
    "policyType": "BuiltIn",
    "mode": "All",
    "description": "Open remote management ports are exposing your VM to a high level of risk from Internet-based attacks. These attacks attempt to brute force credentials to gain admin access to the machine.",
    "metadata": {
      "version": "3.0.0",
      "category": "Security Center"
    },
    "parameters": {
      "effect": {
        "type": "String",
        "metadata": {
          "displayName": "Effect",
          "description": "Enable or disable the execution of the policy"
        },
        "allowedValues": [
          "AuditIfNotExists",
          "Disabled"
        ],
        "defaultValue": "AuditIfNotExists"
      }
    },
    "policyRule": {
      "if": {
        "field": "type",
        "in": [
          "Microsoft.Compute/virtualMachines",
          "Microsoft.ClassicCompute/virtualMachines"
        ]
      },
      "then": {
      "effect": "[parameters('effect')]",
        "details": {
          "type": "Microsoft.Security/assessments",
          "name": "bc303248-3d14-44c2-96a0-55f5c326b5fe",
          "existenceCondition": {
            "field": "Microsoft.Security/assessments/status.code",
            "in": [
              "NotApplicable",
              "Healthy"
            ]
          }
        }
      }
    }
  },
  "id": "/providers/Microsoft.Authorization/policyDefinitions/22730e10-96f6-4aac-ad84-9383d35b5917",
  "type": "Microsoft.Authorization/policyDefinitions",
  "name": "22730e10-96f6-4aac-ad84-9383d35b5917"
}