Babylon 'besextension.dll' DLL Loading Arbitrary Code Execution Vulnerability

Bugtraq ID:	42889
Class:	Design Error
CVE:
Remote:	Yes
Local:	No
Published:	Aug 31 2010 12:00AM
Updated:	Dec 08 2010 10:55AM
Credit:	DataIran Security and Locu
Vulnerable:	Babylon Babylon 8.1.0 r16 Babylon Babylon 8.0.0.18
Not Vulnerable:

Babylon 'besextension.dll' DLL Loading Arbitrary Code Execution Vulnerability

Babylon is prone to a vulnerability that lets attackers execute arbitrary code.

An attacker can exploit this issue by enticing a legitimate user to use the vulnerable application to open a file from a network share location that contains a specially crafted Dynamic Link Library (DLL) file.

Babylon versions 8.0.0.18 and 8.1.0 r16 are vulnerable; other versions may also be affected.

Babylon 'besextension.dll' DLL Loading Arbitrary Code Execution Vulnerability

Attackers must trick a user into opening a file on a remote WebDAV or SMB share to exploit this issue.

A general exploit technique has been documented by TheLeader and H.D. Moore for the Metasploit Project; please see the references for more information.

Babylon 'besextension.dll' DLL Loading Arbitrary Code Execution Vulnerability

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

Babylon 'besextension.dll' DLL Loading Arbitrary Code Execution Vulnerability

References:

• Application DLL Load Hijacking (HD Moore)
  
• Babylon Homepage (Babylon)
  
• Babylon-Pro 8.xx DLL Hijacking (xlocux)
  
• Exploiting DLL Hijacking Flaws (hdm)
  
• Microsoft Security Advisory 2269637 Released (Microsoft)
  
• More information about the DLL Preloading remote attack vector (Microsoft)
  
• Microsoft Security Advisory (2269637) (Microsoft)