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CloudSploit

AWS / EC2 / VPC Multiple Subnets

Quick Info

Plugin Title VPC Multiple Subnets
Cloud AWS
Category EC2
Description Ensures that VPCs have multiple subnets to provide a layered architecture
More Info VPCs should be designed to have separate public and private subnets, ideally across availability zones, enabling a DMZ-style architecture.
AWS Link https://docs.aws.amazon.com/AmazonVPC/latest/UserGuide/VPC_Subnets.html#SubnetSecurity
Recommended Action Create at least two subnets in each VPC, utilizing one for public traffic and the other for private traffic.

Detailed Remediation Steps