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Ensure no databases have outdated engine versions

### Overview

Category

Controls

High

Applies to

Alibaba CloudAWSGoogle CloudMicrosoft Azure

Coverage

null controls, 7 queries

Asset types

7 covered

Overview

Overview

Cyscale looks for managed databases running on unmaintained engines. If the database engines no longer receive updates and security patches, you risk being vulnerable to attacks.

Remediation guidance

Depending on the provider and the service you use, check out the following resources:

AWS

From the Console

Perform the following actions to upgrade to the newest database engine version:

  1. Open the security settings using the "Open in AWS" menu option
  2. Select Modify
  3. Under Settings, DB engine version, select the newest version possible
  4. Click Continue and Modify DB Instance

From the AWS CLI

aws rds modify-db-instance --db-instance-identifier <dbInstanceIdentifier> --engine-version <newVersion>

References

  1. Upgrading a DB instance engine version

Azure

Google Cloud

Alibaba

Multiple Remediation Paths

AWS

SERVICE-WIDE (RECOMMENDED when many resources are affected): Deploy centralized guardrails and remediation using AWS Config Conformance Packs and (if applicable) AWS Organizations SCPs.

aws configservice put-organization-conformance-pack --organization-conformance-pack-name <pack-name> --template-s3-uri s3://<bucket>/<template>.yaml

ASSET-LEVEL: Apply the resource-specific remediation steps above to only the affected assets.

PREVENTIVE: Add CI/CD policy checks (CloudFormation/Terraform validation) before deployment to prevent recurrence.

Google Cloud

SERVICE-WIDE (RECOMMENDED when many resources are affected): Enforce Organization Policies at org/folder level so new resources inherit secure defaults.

gcloud org-policies set-policy policy.yaml

ASSET-LEVEL: Use the product-specific remediation steps above for only the impacted project/resources.

PREVENTIVE: Use org policy constraints/custom constraints and enforce checks in deployment pipelines.

Azure

SERVICE-WIDE (RECOMMENDED when many resources are affected): Assign Azure Policy initiatives at management group/subscription scope and trigger remediation tasks.

az policy assignment create --name <assignment-name> --scope /subscriptions/<subscription-id> --policy-set-definition <initiative-id>
az policy remediation create --name <remediation-name> --policy-assignment <assignment-id>

ASSET-LEVEL: Apply the resource-specific remediation steps above to the listed non-compliant resources.

PREVENTIVE: Embed Azure Policy checks into landing zones and IaC workflows to block or auto-remediate drift.

References for Service-Wide Patterns

  • AWS Config Conformance Packs: https://docs.aws.amazon.com/config/latest/developerguide/conformance-packs.html
  • AWS Organizations SCP examples: https://docs.aws.amazon.com/organizations/latest/userguide/orgs_manage_policies_scps_examples.html
  • GCP Organization Policy overview: https://cloud.google.com/resource-manager/docs/organization-policy/overview
  • GCP Organization policy constraints catalog: https://cloud.google.com/resource-manager/docs/organization-policy/org-policy-constraints
  • gcloud org-policies: https://cloud.google.com/sdk/gcloud/reference/org-policies
  • Azure Policy overview: https://learn.microsoft.com/en-us/azure/governance/policy/overview
  • Azure Policy remediation: https://learn.microsoft.com/en-us/azure/governance/policy/how-to/remediate-resources
  • Azure Policy initiative structure: https://learn.microsoft.com/en-us/azure/governance/policy/concepts/initiative-definition-structure

Operational Rollout Workflow

Use this sequence to reduce risk and avoid repeated drift.

1. Contain at Service-Wide Scope First (Recommended)

  • AWS: deploy/adjust organization conformance packs and policy guardrails.
aws configservice put-organization-conformance-pack --organization-conformance-pack-name <pack-name> --template-s3-uri s3://<bucket>/<template>.yaml
  • Google Cloud: apply organization policy constraints at org/folder scope.
gcloud org-policies set-policy policy.yaml
  • Azure: assign policy initiatives at management group/subscription scope and run remediation tasks.
az policy assignment create --name <assignment-name> --scope /subscriptions/<subscription-id> --policy-set-definition <initiative-id>
az policy remediation create --name <remediation-name> --policy-assignment <assignment-id>

2. Remediate Existing Affected Assets

  • Execute the control-specific Console/CLI steps documented above for each flagged resource.
  • Prioritize internet-exposed and production assets first.

3. Validate and Prevent Recurrence

  • Re-scan after each remediation batch.
  • Track exceptions with owner and expiry date.
  • Add preventive checks in IaC/CI pipelines.

Query logic

These are the stored checks tied to this control.

Azure MySQL servers with outdated engine

Connectors

Microsoft Azure

Covered asset types

MySQLServer

Expected check: eq []

{
  mySqlServers
  (
    where: {
      cyscaleEngineIsOutdated: true
    }
  ) {
    ...AssetFragment
  }
}
Azure MySQL Flexible servers with outdated engine

Connectors

Microsoft Azure

Covered asset types

MySQLFlexibleServer

Expected check: eq []

{
  mySqlFlexibleServers
  (
    where: {
      cyscaleEngineIsOutdated: true
    }
  ) {
    ...AssetFragment
  }
}
Azure PostgreSQL servers with outdated engine

Connectors

Microsoft Azure

Covered asset types

PostgreSQLServer

Expected check: eq []

{
  postgreSqlServers
  (
    where: {
      cyscaleEngineIsOutdated: true
    }
  ) {
    ...AssetFragment
  }
}
Azure PostgreSQL Flexible servers with outdated engine

Connectors

Microsoft Azure

Covered asset types

PostgreSQLFlexibleServer

Expected check: eq []

{
  postgreSqlFlexibleServers
  (
    where: {
      cyscaleEngineIsOutdated: true
    }
  ) {
    ...AssetFragment
  }
}
DBInstances with outdated engines

Connectors

Alibaba CloudAWS

Covered asset types

DBInstance

Expected check: eq []

{
  dbInstances
  (
    where: {
      cyscaleEngineIsOutdated: true
    }
  ) {
    ...AssetFragment
  }
}
Cloud SQL Instances with outdated engines

Connectors

Google Cloud

Covered asset types

CloudSQLInstance

Expected check: eq []

{
  cloudSqlInstances
  (
    where: {
      cyscaleEngineIsOutdated: true
    }
  ) {
    ...AssetFragment
  }
}
Azure MariaDB servers with outdated engine

Connectors

Microsoft Azure

Covered asset types

MariaDBServer

Expected check: eq []

{
  mariaDbServers
  (
    where: {
      cyscaleEngineIsOutdated: true
    }
  ) {
    ...AssetFragment
  }
}
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