CVE-2010-1891: Microsoft Windows Server 2003

Medium severity, CVSS 6.9. EPSS: 1.6% chance of exploitation in the next 30 days.

The Client/Server Runtime Subsystem (aka CSRSS) in the Win32 subsystem in Microsoft Windows XP SP2 and SP3 and Server 2003 SP2, when a Chinese, Japanese, or Korean locale is enabled, does not properly allocate memory for transactions, which allows local users to gain privileges via a crafted application, aka "CSRSS Local Elevation of Privilege Vulnerability."

Affected products

• Microsoft Windows Server 2003: any version
• Microsoft Windows XP: any version; affected versions not specified

Published 2010-09-15. Last modified 2026-06-16.