CVE-2013-3129: Microsoft .NET Framework

High severity, CVSS 7.8. EPSS: 32.4% chance of exploitation in the next 30 days.

Microsoft .NET Framework 3.0 SP2, 3.5, 3.5.1, 4, and 4.5; Silverlight 5 before 5.1.20513.0; win32k.sys in the kernel-mode drivers, and GDI+, DirectWrite, and Journal, in Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows Server 2012, and Windows RT; GDI+ in Office 2003 SP3, 2007 SP3, and 2010 SP1; GDI+ in Visual Studio .NET 2003 SP1; and GDI+ in Lync 2010, 2010 Attendee, 2013, and Basic 2013 allow remote attackers to execute arbitrary code via a crafted TrueType Font (TTF) file, aka "TrueType Font Parsing Vulnerability."

Affected products

Microsoft .NET Framework: version 3.0 only; version 3.5 only; version 3.5.1 only; version 4.0 only; version 4.5 only
Microsoft Lync: version 2010 only; version 2013 only
Microsoft Lync Basic: version 2013 only
Microsoft Office: version 2003 only; version 2007 only; version 2010 only
Microsoft Silverlight: version 5.0.60401.0 only; version 5.0.60818.0 only; version 5.0.61118.0 only; version 5.1.10411.0 only; version 5.1.20125.0 only
Microsoft Visual Studio .net: version 2003 only
Microsoft Windows 7: any version
Microsoft Windows 8: affected versions not specified
Microsoft Windows Rt: affected versions not specified
Microsoft Windows Server 2003: any version
Microsoft Windows Server 2008: any version
Microsoft Windows Server 2012: affected versions not specified
Microsoft Windows Vista: any version
Microsoft Windows XP: any version; affected versions not specified

Published 2013-07-10. Last modified 2026-06-16.