CVE-1999-1363: Microsoft Windows Nt

Low severity, CVSS 2.1. EPSS: 1.5% chance of exploitation in the next 30 days.

Windows NT 3.51 and 4.0 allow local users to cause a denial of service (crash) by running a program that creates a large number of locks on a file, which exhausts the NonPagedPool.

Affected products

• Microsoft Windows Nt: version 3.5.1 only; version 4.0 only

Published 1999-12-31. Last modified 2026-06-16.