CVE-2012-0014: Microsoft .NET Framework

High severity, CVSS 7.8. EPSS: 27.8% chance of exploitation in the next 30 days.

Microsoft .NET Framework 2.0 SP2, 3.5.1, and 4, and Silverlight 4 before 4.1.10111, does not properly restrict access to memory associated with unmanaged objects, which allows remote attackers to execute arbitrary code via (1) a crafted XAML browser application (aka XBAP), (2) a crafted ASP.NET application, (3) a crafted .NET Framework application, or (4) a crafted Silverlight application, aka ".NET Framework Unmanaged Objects Vulnerability."

Affected products

• Microsoft .NET Framework: version 2.0 only; version 3.5.1 only; version 4.0 only
• Microsoft Silverlight: version 4.0.50524.00 only; version 4.0.50826.0 only; version 4.0.50917.0 only; version 4.0.51204.0 only; version 4.0.60129.0 only; version 4.0.60310.0 only; …

Published 2012-02-14. Last modified 2026-06-16.