Exploited
critical
9.3
CWE
19
Advisory Published
Updated

CVE-2015-1671: Microsoft Windows Remote Code Execution Vulnerability

First published: Wed May 13 2015(Updated: )

The Windows DirectWrite library, as used in Microsoft .NET Framework 3.0 SP2, 3.5, 3.5.1, 4, 4.5, 4.5.1, and 4.5.2; Office 2007 SP3 and 2010 SP2; Live Meeting 2007 Console; Lync 2010; Lync 2010 Attendee; Lync 2013 SP1; Lync Basic 2013 SP1; Silverlight 5 before 5.1.40416.00; and Silverlight 5 Developer Runtime before 5.1.40416.00, allows remote attackers to execute arbitrary code via a crafted TrueType font, aka "TrueType Font Parsing Vulnerability."

Credit: secure@microsoft.com secure@microsoft.com

Affected SoftwareAffected VersionHow to fix
Microsoft Windows
All of
Any of
Microsoft .NET Framework 4=3.0-sp2
Microsoft .NET Framework 4=4.0
Microsoft Windows Server=sp2
All of
Any of
Microsoft .NET Framework 4=3.0-sp2
Microsoft .NET Framework 4=4.0
Microsoft .NET Framework 4=4.5
Microsoft .NET Framework 4=4.5.1
Microsoft .NET Framework 4=4.5.2
Any of
Microsoft Windows Server=sp2
Microsoft Windows Server=sp2
Microsoft Windows Vista=sp2
All of
Microsoft .NET Framework 4=3.5.1
Microsoft Windows 7=sp1
All of
Microsoft .NET Framework 4=3.5
Any of
Microsoft Windows 8.0
Microsoft Windows 8.1
Microsoft Windows Server
Microsoft Windows Server=r2
All of
Any of
Microsoft .NET Framework 4=3.5
Microsoft .NET Framework 4=3.5.1
Microsoft Windows Server=r2-sp1
Microsoft Live Meeting=2007
Microsoft Lync Server=2010
Microsoft Lync Server=2013-sp1
Microsoft Silverlight=5.0
Microsoft .NET Framework 4=3.0-sp2
Microsoft .NET Framework 4=3.5
Microsoft .NET Framework 4=3.5.1
Microsoft .NET Framework 4=4.0
Microsoft .NET Framework 4=4.5
Microsoft .NET Framework 4=4.5.1
Microsoft .NET Framework 4=4.5.2
Microsoft Lync Server=2010
Microsoft Lync Server=2010
Microsoft Lync Server=2013-sp1
Microsoft Lync Server=2013-sp1
Microsoft Office=2007-sp3
Microsoft Office=2010-sp2
Microsoft Office=2010-sp2
Microsoft Silverlight<=5
Microsoft Silverlight<=5.1.30214.0

Remedy

https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-044

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2015-1671?

    CVE-2015-1671 has a critical severity rating due to potential elevation of privilege vulnerabilities.

  • How do I fix CVE-2015-1671?

    To fix CVE-2015-1671, apply the security updates provided by Microsoft for the affected software versions.

  • Which software is affected by CVE-2015-1671?

    CVE-2015-1671 affects various versions of Microsoft .NET Framework, Microsoft Office, Lync, Silverlight, and several Windows operating systems.

  • What type of vulnerability is CVE-2015-1671?

    CVE-2015-1671 is an elevation of privilege vulnerability that can allow an attacker to take control of affected systems.

  • Can CVE-2015-1671 be exploited remotely?

    CVE-2015-1671 requires local access to exploit, making remote exploitation more complex but not impossible.

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