phpMyBackupPro 2.5 Shell Upload

2016-02-16T00:00:00
ID PACKETSTORM:135783
Type packetstorm
Reporter hyp3rlinx
Modified 2016-02-16T00:00:00

Description

                                        
                                            `[+] Credits: hyp3rlinx  
  
[+] Website: hyp3rlinx.altervista.org  
  
[+] Source:  
http://hyp3rlinx.altervista.org/advisories/PHPMYBACKUPPRO-v2.5-FILE_UPLOAD_VULN.txt  
  
  
  
Vendor:  
=============================  
www.phpmybackuppro.net  
  
project site:  
sourceforge.net/projects/phpmybackup/  
  
  
  
Product:  
===========================  
phpMyBackupPro v.2.5 (PMBP)  
  
phpMyBackup Pro is a very easy to use, free, web-based MySQL backup  
application, licensed under the GNU GPL.  
You can create scheduled backups, manage and restore them, download or  
email them and a lot more.  
  
  
  
Vulnerability Type:  
========================  
Arbitrary File Upload  
  
  
  
CVE Reference:  
==============  
N/A  
  
  
  
Vulnerability Details:  
=====================  
  
phpMyBackupPro allows SQL uploads but fails to check the actual file type,  
allowing arbitrary file uploads which  
can lead to arbitrary OS command, backdoor shells etc...  
  
  
  
Exploit code(s):  
===============  
  
Arbitary File Upload under "database queries" user has option to 'Upload  
sql file':  
  
1) upload malicious PHP file containing <?php exec(@$_GET['cmd']); ?> as an  
SQL import using select "fragmented".  
2) click 'Yes' when prompted 'Do you really want to import this backup?'  
3) make HTTP request to process the uploaded PHP file e.g.  
http://localhost/phpMyBackupPro-2.5/export/EVIL.php and BOOOOOOM!  
  
'export' directory comes unprotected with no .htaccess file etc.. and most  
important file upload type is not checked.  
  
  
  
Disclosure Timeline:  
=====================================  
Vendor Notification: NR  
February 16, 2016 : Public Disclosure  
  
  
  
Exploitation Technique:  
=======================  
Local  
  
  
  
Severity Level:  
================  
High  
  
  
  
Description:  
=============================================================  
  
Request Method(s): [+] POST  
  
  
Vulnerable Product: [+] phpMyBackupPro v.2.5 (PMBP)  
  
  
============================================================  
  
[+] Disclaimer  
Permission is hereby granted for the redistribution of this advisory,  
provided that it is not altered except by reformatting it, and that due  
credit is given. Permission is explicitly given for insertion in  
vulnerability databases and similar, provided that due credit is given to  
the author.  
The author is not responsible for any misuse of the information contained  
herein and prohibits any malicious use of all security related information  
or exploits by the author or elsewhere.  
  
by hyp3rlinx  
`