CHINANSL Security Advisory(CSA-200012)

[china nsl <webmaster () CHINANSL COM>]

CHINANSL Security Advisory(CSA-200012)

Topic: Ultraseek Server 3.0 Vulnerability

Release Date£º Dec 6, 2000

Affected system:
============

Ultraseek Server 3.0
¡¡¡¡- SunOS

Impact: 
======

CHINANLS security team has found a security 
problem in Ultraseek Server 
3.0 . Exploitation of this vulnerability, It is possible that 
a malicious
user can get the absolute path and source code of 
Ultraseek Server addons.

Description£º
=========

Ultraseek Server with interpreter can interpret the 
script file and execute
some correcpond functions.But Ultraseek Server 
have some bug to exploit the
script file.

Exploit:
=====

(1) run arbitrary command :

http://target:8765/null.html

Ultraseek Server will return :

The path where Ultraseek Server install and other 
information.

(2) we can get the content of source code files with 
this bug too:

http://target:8765/index.html/

Ultraseek Server will return the conten of index.html 
and other source
code which work for Ultraseek Server.

Sample:
=======
http://www.sun.com.cn:8765/index.html/


Solution:
=======

None

DISCLAIMS:
========
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INDIRECT, INCIDENTAL,CONSEQUENTIAL, LOSS 
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PROVIDED THAT THE ADVISORY IS NOT 
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Copyright 1999-2000 CHINANSL. All Rights 
Reserved. Terms of use.


CHINANSL Security Team (http://www.chinansl.com)