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CloudFront distribution does not have a WAF in front.

AWS-0011
Service: cloudfrontSeverity: high
OfficialBuilt-inVerified

You should configure a Web Application Firewall in front of your CloudFront distribution. This will mitigate many types of attacks on your web application.

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Recommendation

Enable WAF for the CloudFront distribution

Check Code

# METADATA
# title: CloudFront distribution does not have a WAF in front.
# description: |
#   You should configure a Web Application Firewall in front of your CloudFront distribution. This will mitigate many types of attacks on your web application.
# scope: package
# schemas:
#   - input: schema["cloud"]
# related_resources:
#   - https://docs.aws.amazon.com/waf/latest/developerguide/cloudfront-features.html
# custom:
#   id: AWS-0011
#   long_id: aws-cloudfront-enable-waf
#   aliases:
#     - AVD-AWS-0011
#     - enable-waf
#     - aws-cloudfront-enable-waf
#   provider: aws
#   service: cloudfront
#   severity: HIGH
#   recommended_action: Enable WAF for the CloudFront distribution
#   input:
#     selector:
#       - type: cloud
#         subtypes:
#           - service: cloudfront
#             provider: aws
#   examples: checks/cloud/aws/cloudfront/enable_waf.yaml
package builtin.aws.cloudfront.aws0011

import rego.v1

import data.lib.cloud.value

deny contains res if {
	some dist in input.aws.cloudfront.distributions
	waf_not_enabled(dist)
	res := result.new(
		"Distribution does not utilize a WAF.",
		object.get(dist, "wafid", dist),
	)
}

waf_not_enabled(dist) if value.is_empty(dist.wafid)

waf_not_enabled(dist) if not dist.wafid

References