# Apache NiFi API Exposure Detection Module

id: nifi-api-exposure
info:
  name: Apache NiFi API Exposure
  author: sif
  severity: high
  description: Detects an unsecured Apache NiFi whose rest api leaks build details and grants full code-executing control of the dataflow
  tags: [nifi, apache-nifi, dataflow, etl, automation, rce, exposure, unauth, recon]

type: http

http:
  method: GET
  paths:
    - "{{BaseURL}}/nifi-api/flow/about"

  matchers:
    - type: word
      part: body
      words:
        - "\"about\""
        - "\"version\""
      condition: and

    - type: regex
      part: body
      regex:
        - '"title"\s*:\s*"NiFi"'

    - type: status
      status:
        - 200

  extractors:
    - type: regex
      name: nifi_version
      part: body
      regex:
        - '"version"\s*:\s*"([^"]+)"'
      group: 1