Ensure Elasticache Redis clusters have automatic failover enabled.
elasticache_redis_cluster_automatic_failover_enabled
Ensure Elasticache Redis OSS cache clusters use automatic failover.
Risk
If automatic failover is not enabled, a failure in the primary node could result in significant downtime, impacting the availability and resilience of your application.
Run this check with Prowler CLI
prowler aws --checks elasticache_redis_cluster_automatic_failover_enabled
ARN template
arn:partition:service:region:account-id:resource-id
Remediation
https://docs.prowler.com/checks/aws/general-policies/ensure-aws-elasticache-redis-cluster-with-multi-az-automatic-failover-feature-set-to-enabled/
https://docs.aws.amazon.com/securityhub/latest/userguide/elasticache-controls.html#elasticache-3
Enable automatic failover for ElastiCache (Redis OSS) clusters to ensure high availability and minimize downtime during failures.
Source Code
Resource Type
Other