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WordPress Toolbar <= 2.2.6 - Open Redirect

ID: CVE-2023-6389

Severity: medium

Author: s4e-io

Tags: wpscan,cve,cve2023,wordpress,wp-plugin,wordpress-toolbar,wp,redirect,abhinavsingh

Description

Section titled “Description”

The plugin redirects to any URL via the “wptbto” parameter. This makes it possible for unauthenticated attackers to redirect users to potentially malicious sites if they can successfully trick them into performing an action.

YAML Source

Section titled “YAML Source”
id: CVE-2023-6389


info:
  name: WordPress Toolbar <= 2.2.6 - Open Redirect
  author: s4e-io
  severity: medium
  description: |
    The plugin redirects to any URL via the "wptbto" parameter. This makes it possible for unauthenticated attackers to redirect users to potentially malicious sites if they can successfully trick them into performing an action.
  reference:
    - https://wpscan.com/vulnerability/04dafc55-3a8d-4dd2-96da-7a8b100e5a81/
    - https://nvd.nist.gov/vuln/detail/CVE-2023-6389
  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-2023-6389
    cwe-id: CWE-601
    epss-score: 0.00097
    epss-percentile: 0.40297
    cpe: cpe:2.3:a:abhinavsingh:wordpress_toolbar:*:*:*:*:*:*:wordpress:*
  metadata:
    verified: true
    max-request: 1
    vendor: abhinavsingh
    product: wordpress_toolbar
    shodan-query: http.html:/wp-content/plugins/wordpress-toolbar/
    fofa-query: body=/wp-content/plugins/wordpress-toolbar/
    publicwww-query: "/wp-content/plugins/wordpress-toolbar/"
  tags: wpscan,cve,cve2023,wordpress,wp-plugin,wordpress-toolbar,wp,redirect,abhinavsingh


http:
  - method: GET
    path:
      - "{{BaseURL}}/wp-content/plugins/wordpress-toolbar/toolbar.php?wptbto=https://oast.me&wptbhash=acme"


    matchers:
      - type: regex
        part: header
        regex:
          - '(?m)^(?:Location\s*?:\s*?)(?:https?://|//)?(?:[a-zA-Z0-9\-_\.@]*)oast\.me.*$'
# digest: 4a0a0047304502205c9ace23154d65de2b7b2c28ae00f4bb5ca14767f0fa78b7e695b20c03c421bd022100fdfd400fe74e25d5768d79393b7c2dcde9755ec4814c15987d580f0571bc4a4e: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/2023/CVE-2023-6389.yaml"

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