VULNERABILITY INTELLIGENCE

CVE-2012-1893

CVSS score7.2 HIGH
EPSS probability1.79%
CISA KEVNot currently listed
Published2012-07-10
Last modified2026-06-16
CVSS vectorAV:L/AC:L/Au:N/C:C/I:C/A:C

Description

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, R2, and R2 SP1, and Windows 7 Gold and SP1 does not properly validate callback parameters during creation of a hook procedure, which allows local users to gain privileges via a crafted application, aka "Win32k Incorrect Type Handling Vulnerability."

Weakness classification

  • CWE-20: Improper Input Validation

Primary references