MS11-063 MS11-063 - Important : Vulnerability in Windows Client/Server Run-time Subsystem Could Allow Elevation of Privilege (2567680) - Version: 1.1
Version2011-08-17
Severity Rating: Important
Revision Note: V1.1 (August 17, 2011): Corrected the hyperlink for CVE-2011-1967.
Summary: This security update resolves a privately reported vulnerability in Microsoft Windows. The vulnerability could allow elevation of privilege if an attacker logs on to an affected system and runs a specially crafted application designed to send a device event message to a higher-integrity process. An attacker must have valid logon credentials and be able to log on locally to exploit this vulnerability.
Bulletin details at Microsoft.com
Bulletin details at Microsoft.com
Related CVE Entries
Winsrv.dll in the Client/Server Run-time Subsystem (aka CSRSS) in the Win32 subsystem 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 check permissions for sending inter-process device-event messages from low-integrity processes to high-integrity processes, which allows local users to gain privileges via a crafted application, aka "CSRSS Vulnerability."
Max CVSS
7.2
EPSS Score
0.06%
Published
2011-08-10
Updated
2023-12-07