Cluster Master Authentication Disabled
- Query id: 9df7f78f-ebe3-432e-ac3b-b67189c15518
- Query name: Cluster Master Authentication Disabled
- Platform: Ansible
- Severity: High
- Category: Insecure Configurations
- URL: Github
Description¶
Kubernetes Engine Clusters must have Master Authentication set to enabled, which means the attribute 'master_auth' must have the subattributes 'username' and 'password' defined and not empty
Documentation
Code samples¶
Code samples with security vulnerabilities¶
Postitive test num. 1 - yaml file
#this is a problematic code where the query should report a result(s)
- name: create a cluster1
google.cloud.gcp_container_cluster:
name: my-cluster1
initial_node_count: 2
node_config:
machine_type: n1-standard-4
disk_size_gb: 500
location: us-central1-a
project: test_project
auth_kind: serviceaccount
service_account_file: "/tmp/auth.pem"
state: present
- name: create a cluster2
google.cloud.gcp_container_cluster:
name: my-cluster2
initial_node_count: 2
master_auth:
password: my-secret-password
node_config:
machine_type: n1-standard-4
disk_size_gb: 500
location: us-central1-a
project: test_project
auth_kind: serviceaccount
service_account_file: "/tmp/auth.pem"
state: present
- name: create a cluster3
google.cloud.gcp_container_cluster:
name: my-cluster3
initial_node_count: 2
master_auth:
username: cluster_admin
node_config:
machine_type: n1-standard-4
disk_size_gb: 500
location: us-central1-a
project: test_project
auth_kind: serviceaccount
service_account_file: "/tmp/auth.pem"
state: present
- name: create a cluster4
google.cloud.gcp_container_cluster:
name: my-cluster4
initial_node_count: 2
master_auth:
username:
password: my-secret-password
node_config:
machine_type: n1-standard-4
disk_size_gb: 500
location: us-central1-a
project: test_project
auth_kind: serviceaccount
service_account_file: "/tmp/auth.pem"
state: present
- name: create a cluster5
google.cloud.gcp_container_cluster:
name: my-cluster5
initial_node_count: 2
master_auth:
username: cluster_admin
password:
node_config:
machine_type: n1-standard-4
disk_size_gb: 500
location: us-central1-a
project: test_project
auth_kind: serviceaccount
service_account_file: "/tmp/auth.pem"
state: present
Code samples without security vulnerabilities¶
Negative test num. 1 - yaml file
#this code is a correct code for which the query should not find any result
- name: create a cluster
google.cloud.gcp_container_cluster:
name: my-cluster
initial_node_count: 2
master_auth:
username: cluster_admin
password: my-secret-password
node_config:
machine_type: n1-standard-4
disk_size_gb: 500
location: us-central1-a
project: test_project
auth_kind: serviceaccount
service_account_file: /tmp/auth.pem
state: present