rules/findings/azure/appservices/azure-app-service-lacks-routing-traffic-through-vnet.json

{
  "provider": "Azure",
  "serviceType": "_ARG_0_",
  "serviceName": "Hosted Services",
  "displayName": "Ensure configuration is routed through the virtual network",
  "description": "By default, configuration traffic for App Service apps goes directly over the public route.\u003Cbr/\u003E\u003Cbr/\u003EContainer image pulls and content sharing can be routed through the virtual network integration.\u003Cbr/\u003E\u003Cbr/\u003EThis recommendation should be applied after integrating an App Service app with a virtual network.",
  "rationale": "Route container image pulls and content sharing through a virtual network integration for increased security and control.",
  "impact": "Additional configuration may be required to ensure that traffic is routed properly.",
  "remediation": {
    "text": "Remediation should be done through Azure CLI",
    "code": {
      "powerShell": "az resource update --resource-group \u003Cresource-group-name\u003E --name \u003Capp-name\u003E --resource-type \u0022Microsoft.Web/sites\u0022 --set properties.vnetImagePullEnabled=true --set properties.vnetContentShareEnabled=true",
      "iac": null,
      "terraform": null,
      "other": null
    }
  },
  "recommendation": null,
  "references": [
    "https://learn.microsoft.com/en-us/azure/app-service/overview-vnet-integration#routes",
    "https://learn.microsoft.com/en-us/azure/app-service/configure-vnet-integration-routing#configure-configuration-routing",
    "https://learn.microsoft.com/en-us/cli/azure/webapp?view=azure-cli-latest",
    "https://learn.microsoft.com/en-us/cli/azure/resource?view=azure-cli-latest"
  ],
  "compliance": [
    {
      "name": "_ARG_1_",
      "version": "_ARG_2_",
      "reference": "_ARG_3_",
      "profile": [
        "Level 1"
      ]
    }
  ],
  "level": "medium",
  "tags": [],
  "rule": {
    "path": "az_app_services",
    "subPath": null,
    "selectCondition": {},
    "query": [
      {
        "filter": [
          {
            "conditions": [
              [
                "properties.vnetContentShareEnabled",
                "ne",
                "True"
              ],
              [
                "properties.vnetImagePullEnabled",
                "ne",
                "True"
              ]
            ],
            "operator": "or"
          }
        ]
      },
      {
        "connectOperator": "and",
        "filter": [
          {
            "include": "_ARG_4_"
          }
        ]
      }
    ],
    "shouldExist": null,
    "returnObject": null,
    "removeIfNotExists": null
  },
  "output": {
    "html": {
      "data": {
        "properties": {
          "name": "Name",
          "location": "location",
          "resourceGroupName": "Resource Group Name",
          "properties.vnetContentShareEnabled": "Route content sharing",
          "properties.vnetImagePullEnabled": "Route container image pulls"
        },
        "expandObject": null
      },
      "table": "default",
      "decorate": [],
      "emphasis": [],
      "actions": {
        "objectData": {
          "properties": [
            "name",
            "location",
            "resourceGroupName",
            "properties"
          ],
          "expandObject": null,
          "limit": null
        },
        "showGoToButton": "True",
        "showModalButton": "True",
        "directLink": null
      }
    },
    "text": {
      "data": {
        "properties": {
          "name": "Name",
          "location": "location",
          "resourceGroupName": "Resource Group Name",
          "properties.vnetContentShareEnabled": "Route content sharing",
          "properties.vnetImagePullEnabled": "Route container image pulls"
        },
        "expandObject": null
      },
      "status": {
        "keyName": [
          "name"
        ],
        "message": "Ensure configuration is routed through the virtual network for {name}",
        "defaultMessage": null
      },
      "properties": {
        "resourceName": "name",
        "resourceId": "id",
        "resourceType": "type"
      },
      "onlyStatus": false
    }
  },
  "idSuffix": "azure__ARG_0__configuration_routing_not_enabled",
  "notes": [],
  "categories": [],
  "immutableProperties": [
    "name",
    "id"
  ],
  "id": "azure_app_service__ARG_5_"
}