CVE-1999-0593: The default setting for the Winlogon key entry ShutdownWithoutLogon in Windows NT allows users with physical access to s

Published n/a Updated 2026-08-21T04:30:42.191Z

Summary

The default setting for the Winlogon key entry ShutdownWithoutLogon in Windows NT allows users with physical access to shut down a Windows NT system without logging in.

Severity

UNKNOWN

Source Attribution

Source: NVD · Updated: 2026-08-21T04:30:42.191Z · Confidence: high

Impact

Based on CVSS vector: n/a — assess confidentiality, integrity, and availability impact via the official vector documentation.

Affected Software

Fix

Upgrade affected software to the fixed version identified above. Apply vendor patches and monitor advisories before exposed systems go unpatched.

References