Firehose Delivery Stream Server-Side Encryption - Disabled

ID: firehose-server-side-encryption

Severity: high

Author: DhiyaneshDK

Tags: cloud,devops,aws,amazon,firehose,aws-cloud-config

Description

Ensure that your Amazon Kinesis Data Firehose delivery streams are encrypted using Server-Side Encryption.

YAML Source

id: firehose-server-side-encryption

info:
  name: Firehose Delivery Stream Server-Side Encryption - Disabled
  author: DhiyaneshDK
  severity: high
  description: |
    Ensure that your Amazon Kinesis Data Firehose delivery streams are encrypted using Server-Side Encryption.
  impact: |
    Disabling server-side encryption for Firehose delivery streams can result in unencrypted data being stored, exposing sensitive information to unauthorized access and increasing the risk of data breaches.
  remediation: |
    Enable server-side encryption for Firehose delivery streams to ensure that data is securely encrypted at rest, protecting sensitive information from unauthorized access.
  reference:
    - https://www.trendmicro.com/cloudoneconformity-staging/knowledge-base/aws/Firehose/delivery-stream-encrypted-with-kms-customer-master-keys.html
    - https://docs.aws.amazon.com/AmazonS3/latest/dev/UsingKMSEncryption.html
  tags: cloud,devops,aws,amazon,firehose,aws-cloud-config

variables:
  region: "us-west-2"

flow: |
  code(1)
  for(let DeliveryStreamNames of iterate(template.deliverys)){
    set("delivery", DeliveryStreamNames)
    code(2)
  }

self-contained: true

code:
  - engine:
      - sh
      - bash
    source: |
      aws firehose list-delivery-streams --region $region --query 'DeliveryStreamNames' --output json

    extractors:
      - type: json
        name: deliverys
        internal: true
        json:
          - '.[]'

  - engine:
      - sh
      - bash
    source: |
        aws firehose describe-delivery-stream --region $region --delivery-stream-name $delivery --query 'DeliveryStreamDescription.DeliveryStreamEncryptionConfiguration.KeyType' --output json

    matchers:
      - type: word
        words:
          - "null"

    extractors:
      - type: dsl
        dsl:
          - '"Firehose delivery stream " + delivery + " is not encrypted using SSE"'
# digest: 4a0a00473045022100825ac43d6e8efea26cfe168b13e96f13a3740be4249fd74d052bb345993efc1702206bf26517661bb29b934396a24880567ee43a45cf3c91cc71a6e75bb08c2927ee:922c64590222798bb761d5b6d8e72950

Guide to check the vulnerabilities

This template is used to detect vulnerabilities in web applications. It can be used with the Nuclei tool to scan for specific patterns or behaviors.

$ nuclei -u "URL" -t "cloud/aws/firehose/firehose-server-side-encryption.yaml"

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