ECS Task Definition Volume Not Encrypted

• Query id: 4d46ff3b-7160-41d1-a310-71d6d370b08f
• Query name: ECS Task Definition Volume Not Encrypted
• Platform: Terraform
• Severity: High
• Category: Encryption
• URL: Github

Description

Amazon ECS Task Definition does not have encryption for data at transit enabled. To prevent such a scenario, enable the attribute 'transit_encryption'
Documentation

Code samples

Code samples with security vulnerabilities

Positive test num. 1 - tf file

resource "aws_ecs_task_definition" "service" {
  family                = "service"
  container_definitions = file("task-definitions/service.json")

  volume {
    name = "service-storage"

    efs_volume_configuration {
      file_system_id          = aws_efs_file_system.fs.id
      root_directory          = "/opt/data"
      transit_encryption      = "DISABLED"
      transit_encryption_port = 2999
      authorization_config {
        access_point_id = aws_efs_access_point.test.id
        iam             = "ENABLED"
      }
    }
  }
}

Positive test num. 2 - tf file

resource "aws_ecs_task_definition" "service_2" {
  family                = "service"
  container_definitions = file("task-definitions/service.json")

  volume {
    name = "service-storage"

    efs_volume_configuration {
      file_system_id          = aws_efs_file_system.fs.id
      root_directory          = "/opt/data"
      transit_encryption_port = 2999
      authorization_config {
        access_point_id = aws_efs_access_point.test.id
        iam             = "ENABLED"
      }
    }
  }
}

Positive test num. 3 - tf file

resource "aws_ecs_task_definition" "service_2" {
  family                = "service"
  container_definitions = file("task-definitions/service.json")

  volume {
    name = "service-storage"
  }
}

Code samples without security vulnerabilities

Negative test num. 1 - tf file

resource "aws_ecs_task_definition" "service" {
  family                = "service"
  container_definitions = file("task-definitions/service.json")

  volume {
    name = "service-storage"

    efs_volume_configuration {
      file_system_id          = aws_efs_file_system.fs.id
      root_directory          = "/opt/data"
      transit_encryption      = "ENABLED"
      transit_encryption_port = 2999
      authorization_config {
        access_point_id = aws_efs_access_point.test.id
        iam             = "ENABLED"
      }
    }
  }
}