Microsoft .NET Framework Parameter Validation Remote Code Execution Vulnerability

Bugtraq ID:	52921
Class:	Input Validation Error
CVE:	CVE-2012-0163
Remote:	Yes
Local:	No
Published:	Apr 10 2012 12:00AM
Updated:	Aug 21 2012 09:40PM
Credit:	Vitaliy Toropov, working with VeriSign iDefense Labs.
Vulnerable:	Microsoft .NET Framework 3.5.1 Microsoft .NET Framework 4.0 Microsoft .NET Framework 2.0 SP2 Microsoft .NET Framework 2.0 SP1 Microsoft .NET Framework 2.0 Microsoft .NET Framework 1.1 SP1 Microsoft .NET Framework 1.1 Microsoft .NET Framework 1.0 SP3 Microsoft .NET Framework 1.0 SP2 Microsoft .NET Framework 1.0 SP1 Microsoft .NET Framework 1.0 Avaya Messaging Application Server 5.2 Avaya Messaging Application Server 5 Avaya Meeting Exchange - Webportal 0 Avaya Meeting Exchange - Web Conferencing Server 0 Avaya Meeting Exchange - Streaming Server 0 Avaya Meeting Exchange - Recording Server 0 Avaya Meeting Exchange - Client Registration Server 0 Avaya Meeting Exchange 5.0 .0.52 Avaya Meeting Exchange 5.2 SP2 Avaya Meeting Exchange 5.2 SP1 Avaya Meeting Exchange 5.2 Avaya Meeting Exchange 5.1 SP1 Avaya Meeting Exchange 5.1 Avaya Meeting Exchange 5.0 SP2 Avaya Meeting Exchange 5.0 SP1 Avaya Meeting Exchange 5.0 Avaya Communication Server 1000 Telephony Manager 4.0 Avaya Communication Server 1000 Telephony Manager 3.0 Avaya CallPilot 5.0 Avaya CallPilot 4.0 Avaya Aura Conferencing 6.0 Standard
Not Vulnerable:

Microsoft .NET Framework Parameter Validation Remote Code Execution Vulnerability

The .NET Framework is prone to a remote code-execution vulnerability.

Successful exploits may allow an attacker to execute arbitrary code with the privileges of the currently logged-in user. Failed attacks will cause denial-of-service conditions.

In a web hosting environment, attacker-supplied code will run with service account privileges associated with the application pool identity the malicious .NET application is running under.

Microsoft .NET Framework Parameter Validation Remote Code Execution Vulnerability

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].

Microsoft .NET Framework Parameter Validation Remote Code Execution Vulnerability

Solution:
The vendor has released updates and an advisory. Please see the references for details.

Microsoft .NET Framework Parameter Validation Remote Code Execution Vulnerability

References:

• .NET Framework Homepage (Microsoft)
  
• Microsoft Homepage (Microsoft)
  
• MS12-025 and XBAP: No longer a driveby threat (Microsoft)
  
• ASA-2012-152 MS12-025 Vulnerability in .NET Framework Could Allow Remote Code Ex (Avaya)
  
• MS12-025: Vulnerability in .NET Framework Could Allow Remote Code Execution (267 (Microsoft)