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Case File

CVE-2011-1877

HIGH · CVSS 7.2 EPSS 1.54%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2011-07-13 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.2. It affects Microsoft, Windows.

CVE
CVE-2011-1877
Severity
HIGH
CVSS
7.2
EPSS
1.54%
Microsoft Windows

Original NVD Description

Use-after-free vulnerability in win32k.sys in the kernel-mode drivers in Microsoft Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allows local users to gain privileges via a crafted application that leverages incorrect driver object management, aka "Win32k Use After Free Vulnerability."