Xen 'XSM:Flask' Module Multiple Local Buffer Overflow Vulnerabilities

Bugtraq ID:	30834
Class:	Boundary Condition Error
CVE:	CVE-2008-3687
Remote:	No
Local:	Yes
Published:	Aug 22 2008 12:00AM
Updated:	Aug 29 2008 02:05AM
Credit:	Rafal Wojtczuk
Vulnerable:	XenSource Xen 3.2
Not Vulnerable:	XenSource Xen 3.3

Xen 'XSM:Flask' Module Multiple Local Buffer Overflow Vulnerabilities

Xen is prone to multiple local buffer-overflow vulnerabilities because it fails to perform adequate boundary checks on user-supplied input.

Attackers can exploit these issues to execute arbitrary code and elevate privileges. Failed attempts may result in a denial-of-service condition.

These issues affect Xen 3.2.0; other versions may also be affected.

Xen 'XSM:Flask' Module Multiple Local Buffer Overflow Vulnerabilities

Currently we are not aware of any working exploits. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected].

Xen 'XSM:Flask' Module Multiple Local Buffer Overflow Vulnerabilities

Solution:
The vendor has released an update. Please see the references for more information.

Xen 'XSM:Flask' Module Multiple Local Buffer Overflow Vulnerabilities

References:

• [XSM][FLASK] Argument handling bugs in XSM:FLASK (XenSource)
  
• Xen Project Homepage (Xen Project)