CVE-2003-0533: Microsoft Netmeeting

High severity, CVSS 7.5. EPSS: 85.5% chance of exploitation in the next 30 days.

Stack-based buffer overflow in certain Active Directory service functions in LSASRV.DLL of the Local Security Authority Subsystem Service (LSASS) in Microsoft Windows NT 4.0 SP6a, 2000 SP2 through SP4, XP SP1, Server 2003, NetMeeting, Windows 98, and Windows ME, allows remote attackers to execute arbitrary code via a packet that causes the DsRolerUpgradeDownlevelServer function to create long debug entries for the DCPROMO.LOG log file, as exploited by the Sasser worm.

Affected products

• Microsoft Netmeeting: any version
• Microsoft Windows 2000: any version
• Microsoft Windows 2003 Server: version r2 only
• Microsoft Windows 98: any version
• Microsoft Windows Me: any version
• Microsoft Windows Nt: version 4.0 only
• Microsoft Windows XP: any version

Published 2004-06-01. Last modified 2026-06-16.