terraform.azure.security.azure-datafactory-no-public-network-access.azure-datafactory-no-public-network-access

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Ensure that Azure Data factory public network access is disabled

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Defintion

rules:
  - id: azure-datafactory-no-public-network-access
    message: Ensure that Azure Data factory public network access is disabled
    patterns:
      - pattern: resource
      - pattern-not-inside: |
          resource "azurerm_data_factory" "..." {
          ...
          public_network_enabled = false
          ...
          }
      - pattern-inside: |
          resource "azurerm_data_factory" "..." {
          ...
          }
    metadata:
      owasp:
        - A05:2017 - Broken Access Control
        - A01:2021 - Broken Access Control
      cwe:
        - "CWE-284: Improper Access Control"
      category: security
      technology:
        - terraform
        - azure
      references:
        - https://owasp.org/Top10/A01_2021-Broken_Access_Control
      subcategory:
        - audit
      likelihood: LOW
      impact: LOW
      confidence: LOW
      license: Commons Clause License Condition v1.0[LGPL-2.1-only]
      vulnerability_class:
        - Improper Authorization
    languages:
      - hcl
    severity: WARNING

Examples

azure-datafactory-no-public-network-access.tf

# fail
# ruleid: azure-datafactory-no-public-network-access
resource "azurerm_data_factory" "example" {
    name                = "example"
    location            = "azurerm_resource_group.example.location"
    resource_group_name = "azurerm_resource_group.example.name"
}

# fail
# ruleid: azure-datafactory-no-public-network-access
resource "azurerm_data_factory" "example" {
    name                = "example"
    location            = "azurerm_resource_group.example.location"
    resource_group_name = "azurerm_resource_group.example.name"
    public_network_enabled = true
}

# pass
resource "azurerm_data_factory" "example" {
    name                = "example"
    location            = "azurerm_resource_group.example.location"
    resource_group_name = "azurerm_resource_group.example.name"
    public_network_enabled = false
}