CDN Configuration Is Missing
- Query id: 1bc367f6-901d-4870-ad0c-71d79762ef52
- Query name: CDN Configuration Is Missing
- Platform: Terraform
- Severity: Low
- Category: Best Practices
- URL: Github
Description¶
Content Delivery Network (CDN) service is used within an AWS account to secure and accelerate the delivery of websites. The use of a CDN can provide a layer of security between your origin content and the destination.
Documentation
Code samples¶
Code samples with security vulnerabilities¶
Postitive test num. 1 - tf file
resource "aws_cloudfront_distribution" "positive1" {
origin {
domain_name = aws_s3_bucket.b.bucket_regional_domain_name
origin_id = local.s3_origin_id
s3_origin_config {
origin_access_identity = "origin-access-identity/cloudfront/ABCDEFG1234567"
}
}
enabled = false
is_ipv6_enabled = true
comment = "Some comment"
default_root_object = "index.html"
logging_config {
include_cookies = false
bucket = "mylogs.s3.amazonaws.com"
prefix = "myprefix"
}
aliases = ["mysite.example.com", "yoursite.example.com"]
default_cache_behavior {
allowed_methods = ["DELETE", "GET", "HEAD", "OPTIONS", "PATCH", "POST", "PUT"]
cached_methods = ["GET", "HEAD"]
target_origin_id = local.s3_origin_id
forwarded_values {
query_string = false
cookies {
forward = "none"
}
}
viewer_protocol_policy = "allow-all"
min_ttl = 0
default_ttl = 3600
max_ttl = 86400
}
price_class = "PriceClass_200"
restrictions {
geo_restriction {
restriction_type = "whitelist"
locations = ["US", "CA", "GB", "DE"]
}
}
tags = {
Environment = "production"
}
viewer_certificate {
cloudfront_default_certificate = true
}
}
resource "aws_cloudfront_distribution" "positive2" {
enabled = true
is_ipv6_enabled = true
comment = "Some comment"
default_root_object = "index.html"
logging_config {
include_cookies = false
bucket = "mylogs.s3.amazonaws.com"
prefix = "myprefix"
}
aliases = ["mysite.example.com", "yoursite.example.com"]
default_cache_behavior {
allowed_methods = ["DELETE", "GET", "HEAD", "OPTIONS", "PATCH", "POST", "PUT"]
cached_methods = ["GET", "HEAD"]
target_origin_id = local.s3_origin_id
forwarded_values {
query_string = false
cookies {
forward = "none"
}
}
viewer_protocol_policy = "allow-all"
min_ttl = 0
default_ttl = 3600
max_ttl = 86400
}
price_class = "PriceClass_200"
restrictions {
geo_restriction {
restriction_type = "whitelist"
locations = ["US", "CA", "GB", "DE"]
}
}
tags = {
Environment = "production"
}
viewer_certificate {
cloudfront_default_certificate = true
}
}
Code samples without security vulnerabilities¶
Negative test num. 1 - tf file
resource "aws_cloudfront_distribution" "negative1" {
origin {
domain_name = aws_s3_bucket.b.bucket_regional_domain_name
origin_id = local.s3_origin_id
s3_origin_config {
origin_access_identity = "origin-access-identity/cloudfront/ABCDEFG1234567"
}
}
enabled = true
is_ipv6_enabled = true
comment = "Some comment"
default_root_object = "index.html"
logging_config {
include_cookies = false
bucket = "mylogs.s3.amazonaws.com"
prefix = "myprefix"
}
aliases = ["mysite.example.com", "yoursite.example.com"]
default_cache_behavior {
allowed_methods = ["DELETE", "GET", "HEAD", "OPTIONS", "PATCH", "POST", "PUT"]
cached_methods = ["GET", "HEAD"]
target_origin_id = local.s3_origin_id
forwarded_values {
query_string = false
cookies {
forward = "none"
}
}
viewer_protocol_policy = "allow-all"
min_ttl = 0
default_ttl = 3600
max_ttl = 86400
}
price_class = "PriceClass_200"
restrictions {
geo_restriction {
restriction_type = "whitelist"
locations = ["US", "CA", "GB", "DE"]
}
}
tags = {
Environment = "production"
}
viewer_certificate {
cloudfront_default_certificate = true
}
}