Elasticsearch Should Have Zone Awareness Enabled

More Info:

AWS Elasticsearch (ES) cross-zone replication (Zone Awareness) should be enabled to increase the availability of your ES clusters

Risk Level

Informational

Address

Reliability, Security

Compliance Standards

CBP

Triage and Remediation

Remediation

Using Console

Using CLI

To remediate the Elasticsearch misconfiguration for AWS using AWS CLI, you can follow the below steps:Step 1: Log in to the AWS Management Console and open the AWS CLI.Step 2: Run the following command to enable zone awareness for your Elasticsearch domain:

aws es update-elasticsearch-domain-config --domain-name <your-domain-name> --zone-awareness-config Enabled=true

Note: Replace <your-domain-name> with the actual name of your Elasticsearch domain.Step 3: Verify that zone awareness is enabled for your Elasticsearch domain by running the following command:

aws es describe-elasticsearch-domain --domain-name <your-domain-name> | grep ZoneAwarenessEnabled

The output should show "ZoneAwarenessEnabled": true.Step 4: If you have multiple availability zones in your region, you can also specify the list of availability zones to use for your Elasticsearch domain by running the following command:

aws es update-elasticsearch-domain-config --domain-name <your-domain-name> --zone-awareness-config AvailabilityZoneCount=<number-of-availability-zones>, AvailabilityZones=<list-of-availability-zones>

Note: Replace <number-of-availability-zones> with the actual number of availability zones you want to use, and <list-of-availability-zones> with the actual list of availability zones you want to use.Step 5: Verify that the availability zones are set correctly by running the following command:

aws es describe-elasticsearch-domain --domain-name <your-domain-name> | grep AvailabilityZones

The output should show the list of availability zones you specified.By following these steps, you can remediate the Elasticsearch misconfiguration by enabling zone awareness for your Elasticsearch domain in AWS.

Using Python

To remediate the misconfiguration in AWS, you can use the following steps in Python:

Install the AWS SDK for Python (Boto3) using the following command:

pip install boto3

Create a Boto3 Elasticsearch client using the following code:

import boto3

client = boto3.client('es')

Get the Elasticsearch domain configuration using the describe_elasticsearch_domain method:

domain_name = 'your-domain-name'
response = client.describe_elasticsearch_domain(DomainName=domain_name)

Check if zone awareness is enabled in the Elasticsearch domain configuration:

zone_awareness_enabled = response['DomainStatus']['ElasticsearchClusterConfig']['ZoneAwarenessEnabled']
if zone_awareness_enabled:
    print('Zone awareness is already enabled')
else:
    print('Zone awareness is not enabled')

If zone awareness is not enabled, update the Elasticsearch domain configuration using the update_elasticsearch_domain_config method:

if not zone_awareness_enabled:
    zone_awareness_config = {
        'AvailabilityZoneCount': 2
    }
    response = client.update_elasticsearch_domain_config(
        DomainName=domain_name,
        ElasticsearchClusterConfig={
            'ZoneAwarenessEnabled': True,
            'ZoneAwarenessConfig': zone_awareness_config
        }
    )
    print('Zone awareness is now enabled')

Verify that zone awareness is enabled by checking the Elasticsearch domain configuration again:

response = client.describe_elasticsearch_domain(DomainName=domain_name)
zone_awareness_enabled = response['DomainStatus']['ElasticsearchClusterConfig']['ZoneAwarenessEnabled']
if zone_awareness_enabled:
    print('Zone awareness is enabled')
else:
    print('Zone awareness is not enabled')

By following these steps, you can remediate the misconfiguration of Elasticsearch not having zone awareness enabled in AWS using Python.

Additional Reading:

https://aws.amazon.com/premiumsupport/knowledge-center/elasticsearch-fault-tolerance/

AWS Introduction

AWS Pricing

AWS Threats

AWS Misconfigurations

Elasticsearch Should Have Zone Awareness Enabled

More Info:

Risk Level

Address

Compliance Standards

Triage and Remediation

Remediation

Additional Reading:

AWS Introduction

AWS Pricing

AWS Threats

AWS Misconfigurations

​More Info:

​Risk Level

​Address

​Compliance Standards

​Triage and Remediation

​Remediation

​Additional Reading:

More Info:

Risk Level

Address

Compliance Standards

Triage and Remediation

Remediation

Additional Reading: