github.com/khulnasoft-lab/defsec@v1.0.5-0.20230827010352-5e9f46893d95/avd_docs/aws/redshift/AVD-AWS-0127/docs.md (about)

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     2  Redshift clusters that are created without subnet details will be created in EC2 classic mode, meaning that they will be outside of a known VPC and running in tennant.
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     4  In order to benefit from the additional security features achieved with using an owned VPC, the subnet should be set.
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     6  ### Impact
     7  Redshift cluster does not benefit from VPC security if it is deployed in EC2 classic mode
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     9  <!-- DO NOT CHANGE -->
    10  {{ remediationActions }}
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    12  ### Links
    13  - https://docs.aws.amazon.com/redshift/latest/mgmt/managing-clusters-vpc.html
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