S3 Bucket - Access Logging Not Enabled

ID: s3-access-logging

Severity: medium

Author: princechaddha

Tags: cloud,devops,aws,amazon,s3,aws-cloud-config

Description

This template verifies if the Server Access Logging feature is enabled for Amazon S3 buckets, which is essential for tracking access requests for security and audit purposes.

YAML Source

id: s3-access-logging
info:
  name: S3 Bucket - Access Logging Not Enabled
  author: princechaddha
  severity: medium
  description: |
    This template verifies if the Server Access Logging feature is enabled for Amazon S3 buckets, which is essential for tracking access requests for security and audit purposes.
  reference:
    - https://docs.aws.amazon.com/cli/latest/reference/s3api/get-bucket-encryption.html
  metadata:
    max-request: 2
  tags: cloud,devops,aws,amazon,s3,aws-cloud-config

flow: |
  code(1)
  for(let bucketName of iterate(template.buckets)){
    set("bucket", bucketName)
    code(2)
  }

self-contained: true
code:
  - engine:
      - sh
      - bash
    source: |
      aws s3api list-buckets --query 'Buckets[*].Name'

    extractors:
      - type: json # type of the extractor
        internal: true
        name: buckets
        json:
          - '.[]'

  - engine:
      - sh
      - bash
    source: |
        aws s3api get-bucket-logging --bucket $bucket --query 'LoggingEnabled'

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

    extractors:
      - type: dsl
        dsl:
          - '"The S3 bucket " + bucket +" does not have access logging enabled."'
# digest: 4a0a0047304502203c75e4fb81380c936939151cea8ad87f26593a71bd98ec550e4dd7a9dea8273b02210093c2c7969387aebf8e4559969f628fcec34ead50f7d705f5532b9db84382991f: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/s3/s3-access-logging.yaml"

View on Github