How to Find Publicly Accessible AWS RDS Instances
Publicly accessible databases could expose sensitive data to bad actors.
info
This security check is part of the CIS Amazon Web Services Benchmarks and is rated severity critical.
Prerequisites
This guide assumes that you have already installed and configured Fix Inventory to collect your AWS resources.
Directions
-
Execute the following
search
command in Fix Inventory Shell:> search is(aws_rds_instance) and db_publicly_accessible==true
kind=aws_rds_instance, ..., region=fixinventory-poweruser
kind=aws_rds_instance, ..., account=poweruser-team -
Pipe the
search
command into thedump
command:> search is(aws_rds_instance) and db_publicly_accessible==true | dump
reported:
id: /aws/rds/123
name: some-name
ctime: '2022-12-05T22:53:14Z'
kind: aws_rds_instance
age: 2mo28dThe command output will list the details of all non-compliant
aws_rds_instance
resources.
Remediation
- Do not allow public access.
note
Please refer to the AWS RDS documentation for details.