SecurityReason - Novell Groupwise client remote stack overflow silently patched.

Advisory Text :

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|| [ISR]
|| || Infobyte Security Research
|| www.infobyte.com.ar
|| 12.14.2007
||

.:: SUMMARY

Novell GroupWise Client Remote Stack Overflow

Version: GroupWise 6.5.6, It is suspected that all previous versions of
Groupwise Client
are vulnerable.

.:: BACKGROUND

GroupWise Client is Novell's premier Intranet/Internet GroupWare solution
for platform Windows.

More info: http://www.novell.com

.:: VULNERABILITY VIDEO DEMO

http://www.infobyte.com.ar/demo/ISR_groupwise.html

.:: POC

Metasploit 2.7 and 3.0 modules
http://www.infobyte.com.ar/developments.html

.:: DESCRIPTION

This issue is due to a failure of the application to securely parse the
"SRC" parameter of tag "IMG" (image).

To reproduce it the victim has to receive specially created email and
reply
o
forward it.
The option of html preview must actived

Use the following html code to reproduce the issue:
<img src="AAAAAAAAAAA...." x 1200 />

.:: IMPACT

The vulnerability permit code executation.

.:: VENDOR RESPONSE

The vulnerability was silently patched in the version => 6.5.7

.:: DISCLOSURE TIMELINE

12/06/2007 Initial vendor notification
12/07/2007 Initial vendor response notify research
12/11/2007 Coordinated public disclosure

.:: CREDIT

Francisco Amato is credited with discovering this vulnerability.
famato][at][infobyte][dot][com][dot][ar

.:: LEGAL NOTICES

Copyright (c) 2007 by [ISR] Infobyte Security Research.
Permission to redistribute this alert electronically is granted as long as
it is not
edited in any way unless authorized by Infobyte Security Research
Response.
Reprinting the whole or part of this alert in any medium other than
electronically
requires permission from infobyte com ar

Disclaimer
The information in the advisory is believed to be accurate at the time of
publishing
based on currently available information. Use of the information
constitutes acceptance
for use in an AS IS condition. There are no warranties with regard to this
information.
Neither the author nor the publisher accepts any liability for any direct,
indirect, or
consequential loss or damage arising from use of, or reliance on, this
information.

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