Novell BorderManager Client Trust Heap Based Buffer Overflow Vulnerability

Bugtraq ID:	26285
Class:	Boundary Condition Error
CVE:	CVE-2007-5767
Remote:	Yes
Local:	No
Published:	Oct 31 2007 12:00AM
Updated:	Nov 01 2007 07:06PM
Credit:	uvinc is credited with the discovery of this vulnerability.
Vulnerable:	Novell BorderManager 3.8
Not Vulnerable:

Novell BorderManager Client Trust Heap Based Buffer Overflow Vulnerability

Novell BorderManager is prone to a heap-based buffer-overflow vulnerability because the application fails to bounds-check user-supplied data before copying it into an insufficiently sized buffer.

An attacker may exploit this issue to execute arbitrary code within the context of the affected application or crash the application, denying service to legitimate users.

This issue affects BorderManager 3.8; other versions may also be vulnerable.

Novell BorderManager Client Trust Heap Based Buffer Overflow Vulnerability

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

Novell BorderManager Client Trust Heap Based Buffer Overflow Vulnerability

Solution:
Novell has released an advisory along with a fix to address this issue. Please see the references for more information.

Novell BorderManager Client Trust Heap Based Buffer Overflow Vulnerability

References:

• BorderManager 3.8 Client Trust Security Update1 1.5 (Novell)
  
• Novell Homepage (Novell)
  
• ZDI-07-064 Novell Client Trust Heap Overflow Vulnerability (Zero Day Initiative)