id: CVE-2021-41826

info:
  name: PlaceOS 1.2109.1 - Open Redirection
  author: geeknik
  severity: medium
  description: PlaceOS Authentication Service before 1.29.10.0 allows app/controllers/auth/sessions_controller.rb open redirect.
  reference:
    - https://github.com/PlaceOS/auth/issues/36
    - https://www.exploit-db.com/exploits/50359
    - https://nvd.nist.gov/vuln/detail/CVE-2021-41826
  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-2021-41826
    cwe-id: CWE-601
  tags: cve2021,placeos,redirect,edb,cve

requests:
  - method: GET
    path:
      - "{{BaseURL}}/auth/logout?continue=//interact.sh"

    matchers-condition: and
    matchers:

      - type: status
        status:
          - 302
          - 301
        condition: or

      - type: regex
        part: header
        regex:
          - '(?m)^(?:Location\s*?:\s*?)(?:https?://|//)(?:[a-zA-Z0-9\-_\.@]*)interact\.sh.*$'

# Enhanced by mp on 2022/02/27