Nullsoft Winamp 'wnaspi32.dll' DLL Loading Arbitrary Code Execution Vulnerability

Bugtraq ID:	42747
Class:	Design Error
CVE:
Remote:	Yes
Local:	No
Published:	Aug 25 2010 12:00AM
Updated:	Aug 25 2010 12:00AM
Credit:	LiquidWorm
Vulnerable:	NullSoft Winamp 5.581
Not Vulnerable:

Nullsoft Winamp 'wnaspi32.dll' DLL Loading Arbitrary Code Execution Vulnerability

Nullsoft Winamp 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 Linked Library (DLL) file.

Nullsoft Winamp 5.581 is vulnerable; other versions may also be affected.

Nullsoft Winamp 'wnaspi32.dll' DLL Loading Arbitrary Code Execution Vulnerability

The following exploit code is available:

• /data/vulnerabilities/exploits/42747.c

Nullsoft Winamp 'wnaspi32.dll' DLL Loading Arbitrary Code Execution 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].

Nullsoft Winamp 'wnaspi32.dll' DLL Loading Arbitrary Code Execution Vulnerability

References:

• Application DLL Load Hijacking (HD Moore)
  
• Exploiting DLL Hijacking Flaws (hdm)
  
• Microsoft Security Advisory 2269637 Released (Microsoft)
  
• More information about the DLL Preloading remote attack vector (Microsoft)
  
• Winamp Homepage (Nullsoft)
  
• Microsoft Security Advisory (2269637) (Microsoft)