What’s Vulnerable › Vulnerabilities

CVE-2013-3907

• Severity: high (CVSS 7.2 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2013-12-11 · updated 2026-06-16
• Weakness: CWE-119

Description

portcls.sys in the kernel-mode drivers in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows Server 2012, and Windows RT allows local users to gain privileges via a crafted application, aka "Port-Class Driver Double Fetch Vulnerability."

Affected products

• Microsoft Windows 7: all versions
• Microsoft Windows 8: all versions
• Microsoft Windows Rt: all versions
• Microsoft Windows Server 2008: all versions
• Microsoft Windows Server 2012: all versions
• Microsoft Windows Vista: all versions

References

• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-101
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-101

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