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WordPress Monsters-Editor-10-For-WP-Super-Edit Plugins 2.3.1 Remote Shell Upload Vulnerability

Author: KingSkrupellos , Published: 21-12-2018
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# Exploit Title : WordPress Monsters-Editor-10-For-WP-Super-Edit Plugins 2.3.1 Remote Shell Upload Vulnerability
# Author [ Discovered By ] : KingSkrupellos from Cyberizm Digital Security Army
# Date : 20/12/2018
# Vendor Homepage : thedevcouple.com ~ wordpress.org/plugins/monsters-editor-10-for-wp-super-edit/
+ github.com/wp-plugins/monsters-editor-10-for-wp-super-edit
# Software Download Link : downloads.wordpress.org/plugin/monsters-editor-10-for-wp-super-edit.zip
# Tested On : Windows and Linux
# Category : WebApps
# Version Information : 2.1 and 2.3.1
# Exploit Risk : Medium
# Google Dorks : inurl:''/wp-content/plugins/monsters-editor-10-for-wp-super-edit/mse/''
+ intext:''Using the fMulti theme design by Fredrik Fahlstad Proudly powered by WordPress.''
+ intext:''Website Design by Cynscreations.com.''
+ intext:''Powered by Aquino Media | Designed by Aquino Media Group''
# Vulnerability Type : CWE-264 - [ Permissions, Privileges, and Access Controls ]
+ CWE-434: Unrestricted Upload of File with Dangerous Type
# Visit Web Security Blog and Forum : cyberizm.org [ Team ] ~ ayarsecurity.com [ Friend ]

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# Exploit :

/wp-content/plugins/monsters-editor-10-for-wp-super-edit/mse/fckeditor/editor/filemanager/upload/test.html

/wp-content/plugins/monsters-editor-10-for-wp-super-edit/mse/fckeditor/editor/filemanager/browser/default/browser.html

/wp-content/plugins/monsters-editor-10-for-wp-super-edit/mse/fckeditor/editor/filemanager/browser/default/frmupload.html

# Directory File Path :

/wp-content/uploads/......

/wp-content/uploads/[YEAR]/[MONTH]....

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# Note : This plugin Monsters-Editor-10-For-WP-Super-Edit contains a very serious vulnerability that allowed hackers to gain full control –

modify, upload and execute files on any website running WordPress. With the plugin installed on a certain website,

a hacker or malicious person can gain access to the web server via HTTP through a backdoor in the plugin’s directory.

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Vulnerable File Code => /test.html

********************************

<!--
* FCKeditor - The text editor for Internet - http://www.fckeditor.net
* Copyright (C) 2003-2007 Frederico Caldeira Knabben
*
* == BEGIN LICENSE ==
*
* Licensed under the terms of any of the following licenses at your
* choice:
*
* - GNU General Public License Version 2 or later (the "GPL")
* http://www.gnu.org/licenses/gpl.html
*
* - GNU Lesser General Public License Version 2.1 or later (the "LGPL")
* http://www.gnu.org/licenses/lgpl.html
*
* - Mozilla Public License Version 1.1 or later (the "MPL")
* http://www.mozilla.org/MPL/MPL-1.1.html
*
* == END LICENSE ==
*
* Test page for the "File Uploaders".
-->
<html>
<head>
<title>FCKeditor - Uploaders Tests</title>
<script language="javascript">

function SendFile()
{
var sUploaderUrl = cmbUploaderUrl.value ;

if ( sUploaderUrl.length == 0 )
sUploaderUrl = txtCustomUrl.value ;

if ( sUploaderUrl.length == 0 )
{
alert( 'Please provide your custom URL or select a default one' ) ;
return ;
}

eURL.innerHTML = sUploaderUrl ;
txtUrl.value = '' ;

frmUpload.action = sUploaderUrl ;
frmUpload.submit() ;
}

function OnUploadCompleted( errorNumber, fileUrl, fileName, customMsg )
{
switch ( errorNumber )
{
case 0 : // No errors
txtUrl.value = fileUrl ;
alert( 'File uploaded with no errors' ) ;
break ;
case 1 : // Custom error
alert( customMsg ) ;
break ;
case 10 : // Custom warning
txtUrl.value = fileUrl ;
alert( customMsg ) ;
break ;
case 201 :
txtUrl.value = fileUrl ;
alert( 'A file with the same name is already available. The uploaded file has been renamed to "' + fileName + '"' ) ;
break ;
case 202 :
alert( 'Invalid file' ) ;
break ;
case 203 :
alert( "Security error. You probably don't have enough permissions to upload. Please check your server." ) ;
break ;
default :
alert( 'Error on file upload. Error number: ' + errorNumber ) ;
break ;
}
}

</script>
</head>
<body>
<table cellSpacing="0" cellPadding="0" width="100%" border="0" height="100%">
<tr>
<td>
<table cellSpacing="0" cellPadding="0" width="100%" border="0">
<tr>
<td nowrap>
Select the "File Uploader" to use:<br>
<select id="cmbUploaderUrl">
<option selected value="asp/upload.asp">ASP</option>
<option value="aspx/upload.aspx">ASP.Net</option>
<option value="cfm/upload.cfm">ColdFusion</option>
<option value="lasso/upload.lasso">Lasso</option>
<option value="php/upload.php">PHP</option>
<option value="">(Custom)</option>
</select>
</td>
<td nowrap>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</td>
<td width="100%">
Custom Uploader URL:<BR>
<input id="txtCustomUrl" style="WIDTH: 100%; BACKGROUND-COLOR: #dcdcdc" disabled type="text">
</td>
</tr>
</table>
<br>
<table cellSpacing="0" cellPadding="0" width="100%" border="0">
<tr>
<td noWrap>
<form id="frmUpload" target="UploadWindow" enctype="multipart/form-data" action="" method="post">
Upload a new file:<br>
<input type="file" name="NewFile"><br>
<input type="button" value="Send it to the Server" onclick="SendFile();">
</form>
</td>
<td style="WIDTH: 16px">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</td>
<td vAlign="top" width="100%">
Uploaded File URL:<br>
<INPUT id="txtUrl" style="WIDTH: 100%" readonly type="text">
</td>
</tr>
</table>
<br>
Post URL: <span id="eURL">&nbsp;</span>
</td>
</tr>
<tr>
<td height="100%">
<iframe name="UploadWindow" width="100%" height="100%" src="javascript:void(0)"></iframe>
</td>
</tr>
</table>
</body>
</html>

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# Example Vulnerable Sites =>

[+] dionysusrecords.com/main/wp-content/plugins/monsters-editor-10-for-wp-super-edit/mse/fckeditor/editor/filemanager/upload/test.html

[+] dfrere.fr/Blog01/wp-content/plugins/monsters-editor-10-for-wp-super-edit/mse/fckeditor/editor/filemanager/upload/test.html

[+] mark.langkau.org/wp-content/plugins/monsters-editor-10-for-wp-super-edit/mse/fckeditor/editor/filemanager/upload/test.html

[+] tonyaquino.com/wp-content/plugins/monsters-editor-10-for-wp-super-edit/mse/fckeditor/editor/filemanager/upload/test.html

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# Discovered By KingSkrupellos from Cyberizm.Org Digital Security Team

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