Controlled Admin Access WordPress Plugin <= 1.4.0 - Improper Access Control & Privilege Escalation

id: CVE-2021-24215

info:
  name: Controlled Admin Access WordPress Plugin <= 1.4.0 - Improper Access Control & Privilege Escalation
  author: r3Y3r53
  severity: critical
  description: |
    An Improper Access Control vulnerability was discovered in the plugin. Uncontrolled access to the website customization functionality and global CMS settings, like /wp-admin/customization.php and /wp-admin/options.php, can lead to a complete compromise of the target resource.
  impact: |
    Unauthenticated attackers can access sensitive WordPress customization functionality and global CMS settings, potentially leading to complete site compromise through uncontrolled access to configuration endpoints.
  remediation: Fixed in version 1.5.2
  reference:
    - https://wpscan.com/vulnerability/eec0f29f-a985-4285-8eed-d1855d204a20
    - https://nvd.nist.gov/vuln/detail/CVE-2021-24215
    - https://www.opencve.io/cve/CVE-2021-24215
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    cvss-score: 9.8
    cve-id: CVE-2021-24215
    cwe-id: CWE-425,CWE-284
    epss-score: 0.08702
    epss-percentile: 0.9513
    cpe: cpe:2.3:a:wpruby:controlled_admin_access:*:*:*:*:*:wordpress:*:*
  metadata:
    verified: true
    max-request: 2
    vendor: wpruby
    product: controlled_admin_access
    framework: wordpress
    shodan-query: http.html:/wp-content/plugins/controlled-admin-access/
    fofa-query: body=/wp-content/plugins/controlled-admin-access/
    publicwww-query: /wp-content/plugins/controlled-admin-access/
  tags: cve2021,cve,authenticated,wpscan,wordpress,wp-plugin,wp,controlled-admin-access,wpruby,vuln

http:
  - raw:
      - |
        POST /wp-login.php HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded

        log={{username}}&pwd={{password}}&wp-submit=Log+In
      - |
        GET /wp-admin/options.php HTTP/1.1
        Host: {{Hostname}}

    matchers:
      - type: dsl
        dsl:
          - 'status_code_2 == 200'
          - 'contains(content_type_2, "text/html")'
          - 'contains(body_2, "This page allows direct access to your site settings") && contains(body_2, "Controlled Admin Access")'
        condition: and
# digest: 4b0a00483046022100ea45442202c8a7abe4c8ade229eecf2b25eeb109b0ba8dc7e8d04f0e63f730a7022100fde612482ff70c35e450ac8a977130875d848d8c9a3c7aacba7b5301ae4a0907:922c64590222798bb761d5b6d8e72950