Service Account Lookup Set To False

  • Query id: a5530bd7-225a-48f9-91bb-f40b04200165
  • Query name: Service Account Lookup Set To False
  • Platform: Kubernetes
  • Severity: High
  • Category: Access Control
  • URL: Github

Description

When using kube-apiserver command, the '--service-account-lookup' flag should be set to true
Documentation

Code samples

Code samples with security vulnerabilities

Positive test num. 1 - yaml file
apiVersion: v1
kind: Pod
metadata:
  name: command-demo
  labels:
    purpose: demonstrate-command
spec:
  containers:
    - name: command-demo-container
      image: gcr.io/google_containers/kube-apiserver-amd64:v1.6.0
      command: ["kube-apiserver"]
      args: ["--service-account-lookup=false"]
  restartPolicy: OnFailure

Code samples without security vulnerabilities

Negative test num. 1 - yaml file
apiVersion: v1
kind: Pod
metadata:
  name: command-demo
  labels:
    purpose: demonstrate-command
spec:
  containers:
    - name: command-demo-container
      image: gcr.io/google_containers/kube-apiserver-amd64:v1.6.0
      command: ["kube-apiserver"]
      args: ["--service-account-lookup=true"]
  restartPolicy: OnFailure
Negative test num. 2 - yaml file
apiVersion: v1
kind: Pod
metadata:
  name: command-demo
  labels:
    purpose: demonstrate-command
spec:
  containers:
    - name: command-demo-container
      image: gcr.io/google_containers/kube-apiserver-amd64:v1.6.0
      command: ["kube-apiserver"]
      args: []
  restartPolicy: OnFailure