Unrated severityNVD Advisory· Published Jul 27, 2000· Updated Jun 16, 2026

CVE-2000-0673

Description

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.

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LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Microsoft/Windows 2000
cpe:2.3:o:microsoft:windows_2000:*:*:*:*:*:*:*:*
Microsoft/Windows Nt2 versions
cpe:2.3:o:microsoft:windows_nt:4.0:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:microsoft:windows_nt:4.0:*:*:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_nt:terminal_server:*:*:*:*:*:*:*
Microsoft/NetBIOS Name Server (NBNS)llm-create

Patches

Vulnerability mechanics

References

www.securityfocus.com/bid/1514nvdExploitPatchVendor Advisory
www.nai.com/research/covert/advisories/044.aspnvd
www.securityfocus.com/bid/1515nvd
docs.microsoft.com/en-us/security-updates/securitybulletins/2000/ms00-047nvd
exchange.xforce.ibmcloud.com/vulnerabilities/5035nvd

News mentions

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