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CVE-2015-1671

7.8
HIGHCVSS v3.1 Base Score
86.97%
HIGH RiskEPSS (99th percentile)
KEV
NVD-CWE-noinfo

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."

Published: 5/13/2015
Modified: 4/22/2026
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ACTIVELY EXPLOITED IN THE WILD

This vulnerability is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

Vulnerability Name:

Microsoft Windows Remote Code Execution Vulnerability

Vendor / Product:

Microsoft Windows

Required Action:

Apply updates per vendor instructions.

Due Date: 6/15/2022(OVERDUE)
Added to KEV:

5/25/2022

Notes:

https://nvd.nist.gov/vuln/detail/CVE-2015-1671

Vulnerability Summary

CVSS v3 Score

7.8HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS v2 Score

9.3

AV:N/AC:M/Au:N/C:C/I:C/A:C

EPSS Score (Exploitation Probability)

86.97%HIGH Exploitation Risk
99th percentile

This vulnerability has a 86.97% probability of being exploited in the next 30 days, ranking higher than 99% of all scored CVEs.

CWE Classification

NVD-CWE-noinfo

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