Medium

Ensure there are no Auto Scaling Groups with suspended processes

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Description

Ensuring there are no Auto Scaling Groups with suspended processes is a security control that helps organizations to maintain the availability of their applications and services in AWS. Auto Scaling Groups (ASGs) are used to automatically adjust the capacity of EC2 instances based on demand. However, it is possible to suspend one or more processes within an ASG, which could lead to degraded performance or service disruption. By ensuring there are no ASGs with suspended processes, organizations can help ensure that their applications and services are running smoothly and that the ASG is scaling up or down as needed.‍

Remediation

If an organization identifies Auto Scaling Groups (ASGs) with suspended processes, they can take the following remediation steps to ensure that the ASG is functioning properly and scaling up or down as needed:

  1. Review Suspended Processes: Review the suspended processes within the ASG and determine whether they are necessary or can be removed. If a suspended process is necessary, ensure that it is resumed as soon as possible to prevent service disruption.
  2. Remove Unnecessary Suspended Processes: Remove any unnecessary suspended processes within the ASG to ensure that it is scaling properly and efficiently.
  3. Implement Monitoring and Alerting: Implement monitoring and alerting for ASGs to detect any suspended processes and take appropriate action.
  4. Test Scaling Policies: Test the scaling policies of the ASG to ensure that it is scaling up or down as needed to meet demand.
  5. Review Security Policies: Review the security policies and procedures for the ASG to ensure that they are effective in mitigating potential security risks and preventing the creation of unnecessary suspended processes.

By taking these remediation steps, organizations can help ensure that their ASGs are functioning properly and that any necessary scaling actions are taken in a timely manner. It is also important to regularly review and update security policies and procedures to ensure that they remain effective in mitigating potential security risks.

Enforced Resources
Note: Remediation steps provided by Lightlytics are meant to be suggestions and guidelines only. It is crucial to thoroughly verify and test any remediation steps before applying them to production environments. Each organization's infrastructure and security needs may differ, and blindly applying suggested remediation steps without proper testing could potentially cause unforeseen issues or vulnerabilities. Therefore, it is strongly recommended that you validate and customize any remediation steps to meet your organization's specific requirements and ensure that they align with your security policies and best practices.