Risk Level: High
Cloud Entity: Kubernetes Cluster
CloudGuard Rule ID: D9.GCP.OPE.02
Covered by Spectral: No
Category: Compute

GSL LOGIC

GkeCluster should have addonsConfig.kubernetesDashboard.disabled=true

REMEDIATION

From Portal

Go to Kubernetes GCP Engine by visiting https://console.cloud.google.com/kubernetes/list
Select the Kubernetes cluster for which the web UI is enabled
Click EDIT
Click on the 'Add-ons' heading to expand, and set 'Kubernetes dashboard' to 'Disabled'
Click SAVE.

From Command Line
To Update existing cluster:

gcloud container clusters update CLUSTER_NAME --zone ZONE --update-addons=KubernetesDashboard=DISABLED

Note: The Kubernetes web UI is disabled by default in GKE 1.10 and higher.
In GKE 1.15 and higher, the Kubernetes web UI add-on KubernetesDashboard is no longer supported as a managed add-on.

References

https://cloud.google.com/kubernetes-engine/docs/how-to/hardening-your-cluster#disable_kubernetes_dashboard

Kubernetes Cluster

Kubernetes Engine is a managed, production-ready environment for deploying containerized applications. It brings our latest innovations in developer productivity, resource efficiency, automated operations, and open source flexibility to accelerate your time to market.

Launched in 2015, Kubernetes Engine builds on Google's experience of running services like Gmail and YouTube in containers for over 12 years. Kubernetes Engine allows you to get up and running with Kubernetes in no time, by completely eliminating the need to install, manage, and operate your own Kubernetes clusters.

Compliance Frameworks

CloudGuard GCP All Rules Ruleset
GCP CIS Foundations v. 1.0.0
GCP CloudGuard Best Practices
GCP MITRE ATT&CK Framework v12.1
GCP NIST 800-53 Rev 5