Aqua CSPM

Legacy Authorization Disabled

Quick Info

Plugin TitleLegacy Authorization Disabled
CloudGOOGLE
CategoryKubernetes
DescriptionEnsure legacy authorization is set to disabled on Kubernetes clusters
More InfoThe legacy authorizer in Kubernetes grants broad, statically defined permissions.
GOOGLE Linkhttps://cloud.google.com/kubernetes-engine/docs/how-to/hardening-your-cluster
Recommended ActionDisable legacy authorization on all clusters.

Detailed Remediation Steps

  1. Log into the Google Cloud Platform Console.
  2. Scroll down the left navigation panel and choose the “Kubernetes Engine” option under the “Compute” and select the “Clusters.”
  3. On the “Kubernetes clusters” page , click on the “Name” as a link option to select the cluster.
  4. On the “Clusters” page, click on the “Edit” button at the top.
  5. Scroll down the “Clusters - Edit” page and check whether “Legacy Authorisation” is enabled or disabled. If it’s set to enabled then it’s not as per the best recommended method.
  6. Repeat steps number 2 - 5 to verify other “Clusters” in the account.
  7. Navigate to the “Kubernetes Engine” option under the “Compute”, choose the “Clusters” and click on the “Edit” button at the top.
  8. On the “Clusters - Edit” page, scroll down and choose the “Disabled” option from the dropdown menu next to “Legacy Authorisation."
  9. Click on the “Save” button to make the changes.
  10. Repeat steps number 7 - 9 to disable legacy authorization on all clusters.