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Vulnerability Score 5.0 5.0
CVE Id CVE-1999-0994
Last Modified 09 Sep 2008 12:00:00
Published 16 Dec 1999 12:00:00
Confidentiality Impact PARTIAL PARTIAL
Integrity Impact NONE NONE
Availability Impact NONE NONE
Access Vector NETWORK
Access Complexity LOW
Authentication NONE



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

Vulnerable Systems

Operating System

  • Microsoft Windows Nt 4.0


BID - 873

MS - MS99-056

MSKB - Q248183

Last Updated: 27 May 2016 10:35:14