SOA-C03 · Question #133
A company's security policy requires incoming SSH traffic to be restricted to a defined set of addresses. The company is using an AWS Config rule to check whether security groups allow unrestricted…
The correct answer is B. Configure an automatic remediation action on the AWS Config rule. Specify the AWS-. AWS Config supports automatic remediation by invoking a Systems Manager Automation runbook when a rule is noncompliant. For unrestricted SSH, you can attach the managed remediation action AWS-DisableIncomingSSHOnPort22 to the existing AWS Config rule so that any noncompliant…
Question
A company's security policy requires incoming SSH traffic to be restricted to a defined set of addresses. The company is using an AWS Config rule to check whether security groups allow unrestricted incoming SSH traffic. A CloudOps engineer discovers a noncompliant resource and fixes the security group manually. The CloudOps engineer wants to automate the remediation of other noncompliant resources. What is the MOST operationally efficient solution that meets these requirements?
Options
- ACreate an Amazon CloudWatch alarm for the AWS Config rule's status metric. Create an AWS
- BConfigure an automatic remediation action on the AWS Config rule. Specify the AWS-
- CConfigure an Amazon EventBridge rule for AWS Config configuration item change events. Create
- DCreate an AWS Lambda function that can analyze a security group's inbound rules to check for
How the community answered
(40 responses)- A5% (2)
- B70% (28)
- C15% (6)
- D10% (4)
Explanation
AWS Config supports automatic remediation by invoking a Systems Manager Automation runbook when a rule is noncompliant. For unrestricted SSH, you can attach the managed remediation action AWS-DisableIncomingSSHOnPort22 to the existing AWS Config rule so that any noncompliant security group is automatically corrected without custom Lambda code or
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