Control: EKS clusters endpoint public access should be restricted

Description

EKS clusters endpoint with private access allows communication between your nodes and the API server stays within. This control is non-compliant if clusters endpoint public access is enabled as cluster API server is accessible from the internet.

Usage

Run the control in your terminal:

powerpipe control run aws_compliance.control.eks_cluster_endpoint_public_access_restricted

Snapshot and share results via Turbot Pipes:

powerpipe login
powerpipe control run aws_compliance.control.eks_cluster_endpoint_public_access_restricted --share

SQL

This control uses a named query:

select
  arn as resource,
  case
    when resources_vpc_config ->> 'EndpointPrivateAccess' = 'true' and resources_vpc_config ->> 'EndpointPublicAccess' = 'false' then 'ok'
    when resources_vpc_config ->> 'EndpointPublicAccess' = 'true' and resources_vpc_config -> 'PublicAccessCidrs' @> '["0.0.0.0/0"]' then 'alarm'
    else 'ok'
  end as status,
  case
    when resources_vpc_config ->> 'EndpointPrivateAccess' = 'true' and resources_vpc_config ->> 'EndpointPublicAccess' = 'false' then title || ' endpoint access is private.'
    when resources_vpc_config ->> 'EndpointPublicAccess' = 'true' and resources_vpc_config -> 'PublicAccessCidrs' @> '["0.0.0.0/0"]' then title || ' endpoint access is public.'
    else title || ' endpoint public access is restricted.'
  end as reason
  
  , region, account_id
from
  aws_eks_cluster;

Control: EKS clusters endpoint public access should be restricted

Description

Usage

SQL

Tags