CVE-1999-0077 in Windows
Prediction
by VulDB Data Team • 04/16/2026
A security vulnerability has been detected in Microsoft Windows NT 4.0. Affected is an unknown function of the component TCP Sequence Number Handler. Such manipulation leads to authentication bypass by spoofing. The attack may be launched remotely. The exploit has been disclosed publicly and may be used. Upgrading to version XP and 2000 is able to address this issue. You should upgrade the affected component.
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