CVE-1999-0274: Microsoft Windows Nt

Medium severity, CVSS 5.0. EPSS: 5.9% chance of exploitation in the next 30 days.

Denial of service in Windows NT DNS servers through malicious packet which contains a response to a query that wasn't made.

Affected products

• Microsoft Windows Nt: version 4.0 only

Published 1997-01-01. Last modified 2026-06-16.