Seccomp profile is not configured

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Metadata

Id: f377b83e-bd07-4f48-a591-60c82b14a78b

Cloud Provider: k8s

Framework: Kubernetes

Severity: Medium

Category: Insecure Configurations

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Description

Containers should be configured with a secure seccomp profile to restrict potentially dangerous syscalls.

Compliant Code Examples

apiVersion: v1
kind: Pod
metadata:
  name: pod-test-1
  annotations:
    seccomp.security.alpha.kubernetes.io/defaultProfileName:  'runtime/default'
spec:
  containers:
  - name: foobar
    image: foo/bar:latest

apiVersion: apps/v1
kind: Deployment
metadata:
  name: securitydemo
  labels:
    app: web
spec:
  replicas: 2
  selector:
    matchLabels:
      app: web
  template:
    metadata:
      labels:
        app: web
    spec:
      securityContext:
        runAsUser: 19000
        seccompProfile:
            type: RuntimeDefault
      containers:
        - name: frontend
          image: nginx
          ports:
            - containerPort: 80
          securityContext:
            allowPrivilegeEscalation: false
        - name: echoserver
          image: k8s.gcr.io/echoserver:1.4
          ports:
            - containerPort: 8080
          securityContext:
            allowPrivilegeEscalation: false

apiVersion: apps/v1
kind: Deployment
metadata:
  name: securitydemo
  labels:
    app: web
spec:
  replicas: 2
  selector:
    matchLabels:
      app: web
  template:
    metadata:
      labels:
        app: web
    spec:
      securityContext:
        runAsUser: 19000
      containers:
        - name: frontend
          image: nginx
          ports:
            - containerPort: 80
          securityContext:
            allowPrivilegeEscalation: false
            seccompProfile:
                type: RuntimeDefault
        - name: echoserver
          image: k8s.gcr.io/echoserver:1.4
          ports:
            - containerPort: 8080
          securityContext:
            allowPrivilegeEscalation: false
            seccompProfile:
                type: RuntimeDefault

Non-Compliant Code Examples

apiVersion: apps/v1
kind: Deployment
metadata:
  name: securitydemo
  labels:
    app: web
spec:
  replicas: 2
  selector:
    matchLabels:
      app: web
  template:
    metadata:
      labels:
        app: web
    spec:
      securityContext:
        runAsUser: 19000
      containers:
        - name: frontend
          image: nginx
          ports:
            - containerPort: 80
          securityContext:
            allowPrivilegeEscalation: false
        - name: echoserver
          image: k8s.gcr.io/echoserver:1.4
          ports:
            - containerPort: 8080
          securityContext:
            allowPrivilegeEscalation: false
            seccompProfile:
                type: RuntimeDefault

apiVersion: apps/v1
kind: Deployment
metadata:
  name: securitydemo
  labels:
    app: web
spec:
  replicas: 2
  selector:
    matchLabels:
      app: web
  template:
    metadata:
      labels:
        app: web
    spec:
      securityContext:
        runAsUser: 19000
      containers:
        - name: frontend
          image: nginx
          ports:
            - containerPort: 80
          securityContext:
            allowPrivilegeEscalation: false
        - name: echoserver
          image: k8s.gcr.io/echoserver:1.4
          ports:
            - containerPort: 8080
          securityContext:
            allowPrivilegeEscalation: false
            seccompProfile:
                type: Unconfined

apiVersion: apps/v1
kind: Deployment
metadata:
  name: securitydemo
  labels:
    app: web
spec:
  replicas: 2
  selector:
    matchLabels:
      app: web
  template:
    metadata:
      labels:
        app: web
    spec:
      securityContext:
        runAsUser: 19000
        seccompProfile:
            type: RuntimeDefault
      containers:
        - name: frontend
          image: nginx
          ports:
            - containerPort: 80
          securityContext:
            allowPrivilegeEscalation: false
        - name: echoserver
          image: k8s.gcr.io/echoserver:1.4
          ports:
            - containerPort: 8080
          securityContext:
            allowPrivilegeEscalation: false
            seccompProfile:
                type: Unconfined