2.1.8 Ensure That Microsoft Defender for Containers Is Set To 'On'

Information

Turning on Microsoft Defender for Containers enables threat detection for Container Registries including Kubernetes, providing threat intelligence, anomaly detection, and behavior analytics in the Microsoft Defender for Cloud. The following services will be enabled for container instances:

Defender agent in Azure

Azure Policy for Kubernetes

Agentless discovery for Kubernetes

Agentless container vulnerability assessment

Rationale:

Enabling Microsoft Defender for Container Registries allows for greater defense-in-depth, with threat detection provided by the Microsoft Security Response Center (MSRC).

Impact:

Turning on Microsoft Defender for Containers incurs an additional cost per resource.

Solution

From Azure Portal

Go to Microsoft Defender for Cloud.

Select Environment Settings.

Click on the subscription name.

Select Defender plans.

Set Status to On for Containers.

Click Save.

From Azure CLI
(Note: 'ContainerRegistry' has been deprecated and is replaced by 'Containers')
Use the below command to enable Standard pricing tier for Containers.

az security pricing create -n 'Containers' --tier 'standard'

From PowerShell
(Note: 'ContainerRegistry' has been deprecated and is replaced by 'Containers')
Use the below command to enable Standard pricing tier for Containers.

Set-AzSecurityPricing -Name 'Containers' -PricingTier 'Standard'

Default Value:

By default, Microsoft Defender for Containers is off.

See Also

https://workbench.cisecurity.org/benchmarks/12346

Item Details

Category: RISK ASSESSMENT

References: 800-53|RA-5, CSCv7|3.1

Plugin: microsoft_azure

Control ID: 90e252a2ac07a10dc82422d419d05452e930317e73f57412a3efc51a5c2a5392