TSL Connection Certificate Not Setup
- Query id: fa750c81-93c2-4fab-9c6d-d3fd3ce3b89f
- Query name: TSL Connection Certificate Not Setup
- Platform: Kubernetes
- Severity: Medium
- Category: Networking and Firewall
- CWE: 295
- URL: Github
Description¶
TSL Connection Certificate files should be Setup
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: []
restartPolicy: OnFailure
Positive test num. 2 - yaml file
apiVersion: kubelet.config.k8s.io/v1beta1
kind: KubeletConfiguration
address: "192.168.0.8"
port: 20250
serializeImagePulls: false
evictionHard:
memory.available: "200Mi"
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: ["--tls-cert-file=someFile.txt","--tls-private-key-file=someFile.txt"]
restartPolicy: OnFailure
Negative test num. 2 - yaml file
apiVersion: kubelet.config.k8s.io/v1beta1
kind: KubeletConfiguration
address: "192.168.0.8"
port: 20250
serializeImagePulls: false
tlsCertFile: "someFile.txt"
tlsPrivateKeyFile: "someFile.txt"
evictionHard:
memory.available: "200Mi"
Negative test num. 3 - yaml file
apiVersion: v1
kind: Pod
metadata:
name: command-demo
labels:
purpose: demonstrate-command
spec:
containers:
- name: command-demo-container
image: foo/bar
command: ["kubelet"]
args: []
restartPolicy: OnFailure
Negative test num. 4 - json file
{
"kind": "KubeletConfiguration",
"apiVersion": "kubelet.config.k8s.io/v1beta1",
"port": 10250,
"readOnlyPort": 10255,
"cgroupDriver": "cgroupfs",
"hairpinMode": "promiscuous-bridge",
"serializeImagePulls": false,
"tlsCertFile": "someFile.txt",
"tlsPrivateKeyFile": "someFile.txt",
"featureGates": {
"RotateKubeletClientCertificate": true,
"RotateKubeletServerCertificate": true
}
}