id: nsq-stats-exposure
info:
  name: NSQ Stats API Exposure
  author: sif
  severity: high
  description: Detects an exposed nsqd HTTP API through its unauthenticated stats endpoint. nsqd ships without any authentication mechanism, so the same reachable API also exposes topic/channel pause, delete and publish endpoints
  tags: [nsq, nsqd, messaging, streaming, api, exposure, unauth, recon]

type: http

http:
  method: GET
  paths:
    - "{{BaseURL}}/stats?format=json"

  matchers:
    - type: status
      status:
        - 200

    - type: word
      part: body
      words:
        - "\"topics\""

    - type: regex
      part: body
      regex:
        - '"health"\s*:\s*"OK"'

    - type: word
      part: body
      words:
        - "\"start_time\""

    - type: word
      part: body
      words:
        - "\"version\""

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