CVE-1999-1463

Summary

CVE-1999-1463 is a vulnerability affecting Windows NT 4.0 operating systems prior to Service Pack 3. It allows remote attackers to bypass firewall restrictions by sending malformed IP packets with incorrect fragmentation. The TCP/IP stack incorrectly reassembles these packets, leading to potential unauthorized access or a denial of service (crash) condition. This issue can pose a significant threat to network security and should be addressed by applying the necessary patches or updates.

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