The inline security group rule allows open egress Affecting VPC service in AWS


Severity

0.0
medium
0
10
Severity Framework
Snyk CCSS
Rule category
Network/ Best Practices

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Frameworks
CIS-ControlsCSA-CCM
  • Snyk IDSNYK-CC-00316
  • creditSnyk Research Team

Description

Open egress can be used to exfiltrate data to unauthorized destinations, and enable access to potentially malicious resources.

How to fix?

Set Properties.SecurityGroupEgress.CidrIp attribute to specific ranges e.g. 192.168.1.0/24.

CloudFormation

    Terraform