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CVE-2014-4148: Microsoft Windows Remote Code Execution Vulnerability

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: yes — in CISA KEV since 2022-05-25
• EPSS: 59.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2014-10-15 · updated 2026-06-17
• Weakness: CWE-94

Description

win32k.sys in the kernel-mode drivers in Microsoft Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 allows remote attackers to execute arbitrary code via a crafted TrueType font, as exploited in the wild in October 2014, aka "TrueType Font Parsing Remote Code Execution Vulnerability."

Affected products

• Microsoft Windows 7: all versions
• Microsoft Windows 8: all versions
• Microsoft Windows 8.1: all versions
• Microsoft Windows Rt: all versions
• Microsoft Windows RT 8.1: all versions
• Microsoft Windows Server 2003: all versions
• Microsoft Windows Server 2008: r2
• Microsoft Windows Server 2012: r2
• Microsoft Windows Vista: all versions

References

• http://blogs.technet.com/b/srd/archive/2014/10/14/accessing-risk-for-the-october-2014-security-updates.aspx
• http://secunia.com/advisories/60970
• http://www.securityfocus.com/bid/70429
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-058
• https://exchange.xforce.ibmcloud.com/vulnerabilities/96995
• http://blogs.technet.com/b/srd/archive/2014/10/14/accessing-risk-for-the-october-2014-security-updates.aspx
• http://secunia.com/advisories/60970
• http://www.securityfocus.com/bid/70429
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-058
• https://exchange.xforce.ibmcloud.com/vulnerabilities/96995
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2014-4148

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