win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008…

published 2014-03-12 12y ago modified 2026-06-17 4mo ago also EUVD-2014-0361

cvss: 6.6; version 2.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 2.9%; EPSS 2.9% chance of exploitation in 30 days, percentile 87%
public exploits: 0; none known

win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, 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 local users to obtain sensitive information from kernel memory or cause a denial of service (system hang) via a crafted application, aka "Win32k Information Disclosure Vulnerability."

Patch / fix

links 1

docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-015 advisory

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Exploit prediction

2.92% chance of exploitation in the next 30 days, higher than 87% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	2.0	6.6	AV:L/AC:L/Au:N/C:C/I:N/A:C

Classification

Weakness

CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

References

docs.microsoft.com /en-us/security-updates/securitybulletins/2014/ms14-015
vendor-advisory, patch

Sources

CVE List CVE-2014-0323
NVD CVE-2014-0323

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