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Case File

CVE-2006-6696

MEDIUM · CVSS 6.9 EPSS 3.39%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2006-12-22 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 6.9. It affects Microsoft, Windows.

CVE
CVE-2006-6696
Severity
MEDIUM
CVSS
6.9
EPSS
3.39%
Microsoft Windows

Original NVD Description

Double free vulnerability in Microsoft Windows 2000, XP, 2003, and Vista allows local users to gain privileges by calling the MessageBox function with a MB_SERVICE_NOTIFICATION message with crafted data, which sends a HardError message to Client/Server Runtime Server Subsystem (CSRSS) process, which is not properly handled when invoking the UserHardError and GetHardErrorText functions in WINSRV.DLL.