Nitro PDF Multiple DLL Loading Arbitrary Code Execution Vulnerabilities

Bugtraq ID:	43199
Class:	Design Error
CVE:
Remote:	Yes
Local:	No
Published:	Sep 13 2010 12:00AM
Updated:	Sep 13 2010 12:00AM
Credit:	Aung Khant
Vulnerable:	Nitro PDF Nitro PDF 2.5.1
Not Vulnerable:

Nitro PDF Multiple DLL Loading Arbitrary Code Execution Vulnerabilities

Nitro PDF is prone to multiple vulnerabilities that let attackers execute arbitrary code.

An attacker can exploit these issues 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.

Nitro PDF 2.5.1 is vulnerable; other versions may also be affected.

Nitro PDF Multiple DLL Loading Arbitrary Code Execution Vulnerabilities

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

Nitro PDF Multiple DLL Loading Arbitrary Code Execution Vulnerabilities

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].

Nitro PDF Multiple DLL Loading Arbitrary Code Execution Vulnerabilities

References:

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