CVE-2000-0673

Medium CVSS 5

Published 2000-07-27 · last changed 2026-06-16

The fix

We hold no Microsoft remediation data for CVE-2000-0673, which normally means it is not a Windows CVE. For non-Microsoft software the fix is the vendor's own updated release, and the affected versions are listed below.

What it is

The NetBIOS Name Server (NBNS) protocol does not perform authentication, which allows remote attackers to cause a denial of service by sending a spoofed Name Conflict or Name Release datagram, aka the "NetBIOS Name Server Protocol Spoofing" vulnerability.

Sources

NVD record for CVE-2000-0673

CVSS vector: AV:N/AC:L/Au:N/C:N/I:N/A:P