CVE-1999-0581

Name: CVE-1999-0581
Creator: NVD / NIST
Published: 1999-01-01T05:00:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 6.75%

Last modified Jun 16, 2026

CVE-1999-0581 is a vulnerability of currently unknown severity. The HKEY_CLASSES_ROOT key in a Windows NT system has inappropriate, system-critical permissions.. EPSS estimates a 6.75% chance of exploitation in the next 30 days.

Description

The HKEY_CLASSES_ROOT key in a Windows NT system has inappropriate, system-critical permissions.

Metrics

EPSS Probability

6.75%

93.1th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Microsoft	Windows Nt	All versions

References

Timeline

Published: Jan 1, 1999
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-1999-0581?

The HKEY_CLASSES_ROOT key in a Windows NT system has inappropriate, system-critical permissions.

How severe is CVE-1999-0581?

Severity scoring for CVE-1999-0581 is pending analysis. The EPSS model estimates a 6.75% probability of exploitation in the next 30 days.

How do I fix CVE-1999-0581?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-1999-0581?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST