CVE-2000-0403: Microsoft Windows Nt

Medium severity, CVSS 5.0. EPSS: 17.9% chance of exploitation in the next 30 days.

The CIFS Computer Browser service on Windows NT 4.0 allows a remote attacker to cause a denial of service by sending a large number of host announcement requests to the master browse tables, aka the "HostAnnouncement Flooding" or "HostAnnouncement Frame" vulnerability.

Affected products

• Microsoft Windows Nt: version 4.0 only

Published 2000-05-25. Last modified 2026-06-16.