last sync: 2021-Jul-26 15:31:58 UTC

Azure Policy definition

All network ports should be restricted on network security groups associated to your virtual machine

Name All network ports should be restricted on network security groups associated to your virtual machine
Azure Portal
Id 9daedab3-fb2d-461e-b861-71790eead4f6
Version 3.0.0
details on versioning
Category Security Center
Microsoft docs
Description Azure Security Center has identified some of your network security groups' inbound rules to be too permissive. Inbound rules should not allow access from 'Any' or 'Internet' ranges. This can potentially enable attackers to target your resources.
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 (2.0.1 > 3.0.0)
Used in Initiatives
Initiative DisplayName Initiative Id Initiative Category State
[Deprecated]: DoD Impact Level 4 8d792a84-723c-4d92-a3c3-e4ed16a2d133 Regulatory Compliance Deprecated
[Preview]: CMMC Level 3 b5629c75-5c77-4422-87b9-2509e680f8de Regulatory Compliance Preview
[Preview]: New Zealand ISM Restricted d1a462af-7e6d-4901-98ac-61570b4ed22a Regulatory Compliance Preview
[Preview]: NIST SP 800-171 R2 03055927-78bd-4236-86c0-f36125a10dc9 Regulatory Compliance Preview
[Preview]: NIST SP 800-53 Rev. 5 179d1daa-458f-4e47-8086-2a68d0d6c38f Regulatory Compliance Preview
[Preview]: SWIFT CSP-CSCF v2020 3e0c67fc-8c7c-406c-89bd-6b6bdc986a22 Regulatory Compliance Preview
Azure Security Benchmark 1f3afdf9-d0c9-4c3d-847f-89da613e70a8 Security Center GA
Canada Federal PBMM 4c4a5f27-de81-430b-b4e5-9cbd50595a87 Regulatory Compliance 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
IRS1075 September 2016 105e0327-6175-4eb2-9af4-1fba43bdb39d Regulatory Compliance GA
ISO 27001:2013 89c6cddc-1c73-4ac1-b19c-54d1a15a42f2 Regulatory Compliance GA
NIST SP 800-53 Rev. 4 cf25b9c1-bd23-4eb6-bd2c-f4f3ac644a5f Regulatory Compliance GA
PCI v3.2.1:2018 496eeda9-8f2f-4d5e-8dfd-204f0a92ed41 Regulatory Compliance GA
UK OFFICIAL and UK NHS 3937f550-eedd-4639-9c5e-294358be442e Regulatory Compliance GA
JSON Changes

JSON
{
  "properties": {
    "displayName": "All network ports should be restricted on network security groups associated to your virtual machine",
    "policyType": "BuiltIn",
    "mode": "All",
    "description": "Azure Security Center has identified some of your network security groups' inbound rules to be too permissive. Inbound rules should not allow access from 'Any' or 'Internet' ranges. This can potentially enable attackers to target your resources.",
    "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": "3b20e985-f71f-483b-b078-f30d73936d43",
          "existenceCondition": {
            "field": "Microsoft.Security/assessments/status.code",
            "in": [
              "NotApplicable",
              "Healthy"
            ]
          }
        }
      }
    }
  },
  "id": "/providers/Microsoft.Authorization/policyDefinitions/9daedab3-fb2d-461e-b861-71790eead4f6",
  "type": "Microsoft.Authorization/policyDefinitions",
  "name": "9daedab3-fb2d-461e-b861-71790eead4f6"
}