cloudtrail-logs-not-encrypted: CloudTrail Logs Not Encrypted

日期: 2025-08-01 | 影响软件: CloudTrail | POC: 已公开

漏洞描述

Ensure Amazon CloudTrail logs are encrypted at rest using AWS Key Management Service (KMS) to secure log data.

PoC代码[已公开]

id: cloudtrail-logs-not-encrypted
info:
  name: CloudTrail Logs Not Encrypted
  author: princechaddha
  severity: medium
  description: |
    Ensure Amazon CloudTrail logs are encrypted at rest using AWS Key Management Service (KMS) to secure log data.
  impact: |
    Non-encrypted CloudTrail logs pose a risk of unauthorized access, compromising the integrity and confidentiality of log data.
  remediation: |
    Enable Server-Side Encryption (SSE) for CloudTrail logs using an AWS KMS key through the CloudTrail console or AWS CLI.
  reference:
    - https://docs.aws.amazon.com/awscloudtrail/latest/userguide/encrypting-cloudtrail-log-files-with-aws-kms.html
  metadata:
    max-request: 2
  tags: cloud,devops,aws,amazon,cloudtrail,aws-cloud-config
variables:
  region: "us-east-1"

flow: |
  code(1)
  for(let CloudTrail of iterate(template.cloudtrailname)){
    set("trail", CloudTrail)
    set("region", template.trailregion)
    code(2)
  }

self-contained: true
code:
  - engine:
      - sh
      - bash
    source: |
      aws cloudtrail list-trails --region $region --query 'Trails[*].[Name, HomeRegion]' --output json

    extractors:
      - type: json
        name: cloudtrailname
        internal: true
        json:
          - '.[] | .[0]'

      - type: json
        name: trailregion
        internal: true
        json:
          - '.[] | .[1]'

  - engine:
      - sh
      - bash
    source: |
         aws cloudtrail describe-trails --region $region --trail-name-list $trail --query 'trailList[*].KmsKeyId'

    matchers:
      - type: word
        words:
          - "[]"

    extractors:
      - type: dsl
        dsl:
          - '"CloudTrail trail " + trail + " is not configured to encrypt log files using SSE-KMS encryption"'
# digest: 4a0a0047304502205431dba97a21f5853b99739cb31114a978e5cce863034217b4dd523e67d4cb9d022100b809d1b226bffa89d8a592b2f08cd1063512e36b200cb911f11899a60a81d56d:922c64590222798bb761d5b6d8e72950

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