Stack Without Template

• Query id: 32d31f1f-0f83-4721-b7ec-1e6948c60145
• Query name: Stack Without Template
• Platform: Ansible
• Severity: Low
• Category: Build Process
• CWE: 665
• URL: Github

Description

AWS CloudFormation should have a template defined through the attribute template, template_url or attribute template_body
Documentation

Code samples

Code samples with security vulnerabilities

Positive test num. 1 - yaml file

- name: create a stack, pass in the template via an URL
  amazon.aws.cloudformation:
    stack_name: "ansible-cloudformation"
    state: present
    region: us-east-1
    disable_rollback: true
    template_parameters:
      KeyName: jmartin
      DiskType: ephemeral
      InstanceType: m1.small
      ClusterSize: 3
    tags:
      Stack: ansible-cloudformation
- name: create a stack, pass in the template via an URL v2
  amazon.aws.cloudformation:
    stack_name: "ansible-cloudformation"
    state: present
    region: us-east-1
    disable_rollback: true
    template_url: https://s3.amazonaws.com/my-bucket/cloudformation.template
    template_body: "{{ lookup('template', 'cloudformation.j2') }}"
    template_parameters:
      KeyName: jmartin
      DiskType: ephemeral
      InstanceType: m1.small
      ClusterSize: 3
    tags:
      Stack: ansible-cloudformation
- name: Create a stack set with instances in two accounts
  community.aws.cloudformation_stack_set:
    name: my-stack
    description: Test stack in two accounts
    state: present
    template_url: https://s3.amazonaws.com/my-bucket/cloudformation.template
    template_body: "{{ lookup('template', 'cloudformation.j2') }}"
    accounts: [1234567890, 2345678901]
    regions:
    - us-east-1
- name: Create a stack set with instances in two accounts v2
  community.aws.cloudformation_stack_set:
    name: my-stack
    description: Test stack in two accounts
    state: present
    accounts: [1234567890, 2345678901]
    regions:
    - us-east-1

Code samples without security vulnerabilities

Negative test num. 1 - yaml file

- name: create a stack, pass in the template body via lookup template v3
  amazon.aws.cloudformation:
    stack_name: ansible-cloudformation
    state: present
    region: us-east-1
    disable_rollback: true
    template_body: "{{ lookup('template', 'cloudformation.j2') }}"
    template_parameters:
      KeyName: jmartin
      DiskType: ephemeral
      InstanceType: m1.small
      ClusterSize: 3
    tags:
      Stack: ansible-cloudformation


- name: create a stack, pass in the template via an URL v4
  amazon.aws.cloudformation:
    stack_name: ansible-cloudformation
    state: present
    region: us-east-1
    disable_rollback: true
    template_url: https://s3.amazonaws.com/my-bucket/cloudformation.template
    template_parameters:
      KeyName: jmartin
      DiskType: ephemeral
      InstanceType: m1.small
      ClusterSize: 3
    tags:
      Stack: ansible-cloudformation


- name: Create a stack set with instances in two accounts  v5
  community.aws.cloudformation_stack_set:
    name: my-stack
    description: Test stack in two accounts
    state: present
    template_url: https://s3.amazonaws.com/my-bucket/cloudformation.template
    accounts: [1234567890, 2345678901]
    regions:
    - us-east-1