Check ID:
Provider: AWS
Service:
Severity: HIGH
Categories:
Resource type:
elasticbeanstalk_environment_managed_updates_enabledProvider: AWS
Service:
elasticbeanstalkSeverity: HIGH
Categories:
vulnerabilitiesResource type:
AwsElasticBeanstalkEnvironmentWhat this check verifies
Elastic Beanstalk environments with managed platform updates enabled (ManagedActionsEnabled: true) automatically apply platform patch/minor updates during a scheduled maintenance window.
Risk
Without automatic platform updates, environments may run vulnerable OS/runtime versions, enabling exploitation of known CVEs, RCE, or privilege escalation. Patch drift also increases instability, harming availability and undermining application integrity.Recommendation
Enable managed platform updates with a set maintenance window and choose an update level (patch or minor). Ensure enhanced health is on and the update role follows least privilege. Validate in staging, roll out gradually, and stagger windows across environments to strengthen defense in depth and resilience.
Remediation
- CLI
- Terraform
- Native IaC
- Dashboard steps
References
- https://docs.aws.amazon.com/securityhub/latest/userguide/elasticbeanstalk-controls.html#elasticbeanstalk-2
- https://www.trendmicro.com/trendaivisiononecloudriskmanagement/knowledge-base/aws/ElasticBeanstalk/managed-platform-updates.html
- https://docs.aws.amazon.com/elasticbeanstalk/latest/dg/environment-platform-update-managed.html
Where this check fires
This check runs on every scheduled scan against your AWS account. Findings appear at Cloud Security → Findings filterable byCheck ID = elasticbeanstalk_environment_managed_updates_enabled. To re-evaluate after a fix, hit Run now on the account’s schedule under Cloud Security → Schedules — the next scan re-checks this control and marks the finding fixed or keeps it persistent.
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