What’s Vulnerable › Vulnerabilities

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

• Severity: critical (CVSS 9.3 v2.0)
• Exploited in the wild: yes — in CISA KEV since 2022-05-25
• EPSS: 48.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2015-05-13 · updated 2026-06-17

Description

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."

Affected products

• Microsoft .NET Framework: 3.0-sp2, 4.0, 4.5, 4.5.1, 4.5.2, 3.5.1 (+1)
• Microsoft Live Meeting: 2007
• Microsoft Lync Server: 2010, 2013-sp1
• Microsoft Silverlight: 5.0

References

• http://www.securityfocus.com/bid/74490
• http://www.securitytracker.com/id/1032281
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-044
• http://www.securityfocus.com/bid/74490
• http://www.securitytracker.com/id/1032281
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-044
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2015-1671

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