Unrated severityNVD Advisory· Published Feb 8, 1999· Updated Jun 16, 2026

CVE-1999-0366

Description

In some cases, Service Pack 4 for Windows NT 4.0 can allow access to network shares using a blank password, through a problem with a null NT hash value.

AI Insight

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

Affected products

Microsoft/Windows Nt
cpe:2.3:o:microsoft:windows_nt:4.0:sp4:*:*:*:*:*:*
Microsoft/Windows NT 4.0llm-fuzzy
Range: = Service Pack 4

Patches

Vulnerability mechanics

References

support.microsoft.com/default.aspxnvd
docs.microsoft.com/en-us/security-updates/securitybulletins/1999/ms99-004nvd

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