What’s Vulnerable › Vulnerabilities

CVE-1999-0376

• Severity: medium (CVSS 4.6 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 1999-09-29 · updated 2026-06-16

Description

Local users in Windows NT can obtain administrator privileges by changing the KnownDLLs list to reference malicious programs.

Affected products

• Microsoft Windows Nt: 3.5.1, 4.0, 4.0-sp1, 4.0-sp2, 4.0-sp3, 4.0-sp4

References

• https://docs.microsoft.com/en-us/security-updates/securitybulletins/1999/ms99-006
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/1999/ms99-006

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