Risk Level: High
Cloud Entity: AWS Network-Firewall
CloudGuard Rule ID: D9.TF.AWS.NET.64
Covered by Spectral: No
Category: Networking & Content Delivery

GSL LOGIC

aws_networkfirewall_firewall should have firewall_policy_change_protection=true

REMEDIATION

In order to set Networks firewall PolicyChangeProtection to TRUE, use to following CLI command:
aws network-firewall update-firewall-policy-change-protection --firewall-arn <FW arn> --firewall-policy-change-protection
The flag --firewall-policy-change-protection will set the policy change protection to TRUE.

From TF

resource "aws_networkfirewall_firewall" "example" {
  - firewall_policy_change_protection = false
  + firewall_policy_change_protection = true
}

For more information: https://docs.aws.amazon.com/network-firewall/latest/APIReference/API_UpdateFirewallPolicyChangeProtection.html
CLI: https://awscli.amazonaws.com/v2/documentation/api/latest/reference/network-firewall/update-firewall-policy-change-protection.html

AWS Network-Firewall

AWS Network Firewall is a managed service that makes it easy to deploy essential network protections for all of your Amazon Virtual Private Clouds (VPCs). AWS Network Firewall's flexible rules engine lets you define firewall rules that give you fine-grained control over network traffic, such as blocking outbound Server Message Block (SMB) requests to prevent the spread of malicious act

Compliance Frameworks

Terraform AWS CIS Foundations