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Redis cache is accessible without authentication Affecting Redis service in Azure

0.0
medium
0
10
    Severity Framework Snyk CCSS
    Rule category IAM / Authentication

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    Frameworks
    CIS-Controls CSA-CCM
  • Snyk ID SNYK-CC-00571
  • credit Snyk Research Team
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Description

Unauthenticated users will be able to access the data stored in the cache.

How to fix?

Set authnotrequired to Disabled in redisConfiguration or remove the attribute entirely.

Example Configuration

{
    "$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
    "contentVersion": "1.0.0.0",
    "resources": [
        {
            "type": "Microsoft.Cache/redis",
            "apiVersion": "2022-06-01",
            "name": "allowed1",
            "location": "[resourceGroup().location]",
            "properties": {
                "enableNonSslPort": false,
                "minimumTlsVersion": "1.2",
                "redisConfiguration": {
                    "maxfragmentationmemory-reserved": "10",
                    "maxmemory-reserved": "10",
                    "maxclients": "10000"

                },
                "sku": {
                    "capacity": 1,
                    "family": "C",
                    "name": "Standard"
                },
                "tenantSettings": {}
            }
        }
    ]
}