Final answer:
This CloudFormation snippet opens port 80 and port 22 for all IP addresses.
Step-by-step explanation:
The CloudFormation snippet provided opens port 80 for all IP addresses and port 22 for all IP addresses. It does not close any ports.
The snippet consists of two SecurityGroupIngress rules. The first rule opens port 80 for TCP traffic from all IP addresses, while the second rule opens port 22 for TCP traffic from all IP addresses.