Description
Windows NT 4.0 before SP3 allows remote attackers to bypass firewall restrictions or cause a denial of service (crash) by sending improperly fragmented IP packets without the first fragment, which the TCP/IP stack incorrectly reassembles into a valid session.
Product(s):
- microsoft windows_nt *
- Microsoft Windows NT 3.5.1 SP3
- Microsoft Windows 4.0 sp3
- Microsoft Windows NT 4.0 Service Pack 3 Embedded Edition x64
- Microsoft Windows NT 4.0 Service Pack 3 Embedded Edition x86
- Microsoft Windows NT 4.0 Service Pack 3 Enterprise Edition x64
- Microsoft Windows NT 4.0 Service Pack 3 Enterprise Edition x86
- Microsoft Windows NT 4.0 Service Pack 3 Server Edition x64
- Microsoft Windows NT 4.0 Service Pack 3 Server Edition x86
- Microsoft Windows NT 4.0 Service Pack 3 Terminal Server Edition x64
- Microsoft Windows NT 4.0 Service Pack 3 Terminal Server Edition x86
- Microsoft Windows NT 4.0 Service Pack 3 Workstation Edition x64
- Microsoft Windows NT 4.0 Service Pack 3 Workstation Edition x86
- Microsoft Windows 4.0 sp3 embedded
- Microsoft Windows 4.0 sp3 enterprise
- Microsoft Windows 4.0 sp3 server
- Microsoft Windows NT Terminal Server 4.0 SP3
- Microsoft Windows 4.0 sp3 workstation
Question to Ask Vendors:
- Can you confirm whether your systems are affected by CVE-1999-1463, and if so, what steps are you currently taking to mitigate this vulnerability?
- What is your estimated timeline for fully resolving CVE-1999-1463 in your products or services, and how will you communicate updates on this issue to us as your customer?
Recommended Actions:
- Check out the advisory links provided below.