CVE-1999-0994

Medium CVSS 5

Published 1999-12-16 · last changed 2026-06-16

The fix

We hold no Microsoft remediation data for CVE-1999-0994, which normally means it is not a Windows CVE. For non-Microsoft software the fix is the vendor's own updated release, and the affected versions are listed below.

What it is

Windows NT with SYSKEY reuses the keystream that is used for encrypting SAM password hashes, allowing an attacker to crack passwords.

Sources

NVD record for CVE-1999-0994

CVSS vector: AV:N/AC:L/Au:N/C:P/I:N/A:N