Q244599: Fixes Required in TCSEC C2 Security Evaluation Configuration

Article: Q244599
Product(s): Microsoft Windows NT
Version(s): 4.0,4.0 SP1,4.0 SP2,4.0 SP3,4.0 SP4,4.0 SP5,4.0 SP6a
Operating System(s): 
Keyword(s): kbWinNT400PreSP7Fix kbgraphxlinkcriticalkbfixlist
Last Modified: 08-MAY-2002

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The information in this article applies to:

- Microsoft Windows NT Server versions 4.0, 4.0 SP1, 4.0 SP2, 4.0 SP3, 4.0 SP4, 4.0 SP5, 4.0 SP6a 
- Microsoft Windows NT Server, Enterprise Edition versions 4.0, 4.0 SP4, 4.0 SP5, 4.0 SP6a 
- Microsoft Windows NT Workstation versions 4.0, 4.0 SP1, 4.0 SP2, 4.0 SP3, 4.0 SP4, 4.0 SP5, 4.0 SP6a 
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SUMMARY
=======

The "Administrator's and User's Security Guide for Windows NT 4.0" is the
official document that specifies the exact procedures to configure Windows NT
4.0 as a Trusted Computer System Evaluation Criteria (TCSEC) C2 compliant
system. This guide is available from the following Microsoft Web site:

  Administrator's and User's Security Guide for Windows NT 4.0
  (http://www.microsoft.com/security/issues/C2Evaluation.asp)

These procedures include the installation of Windows NT 4.0 Service Pack 6a and a
Post-SP6a hotfix called the "C2 Update."

MORE INFORMATION
================

The C2 Update corrects the following problems in Windows NT 4.0:

- NetBT disallows unprivileged user mode programs from sharing TCP and UDP
  ports that are opened by NetBT. For additional information, click the article
  number below to view the article in the Microsoft Knowledge Base:

  Q241041 Enabling NetBT to Open TCP and UDP Ports Exclusively

- Device drivers create their corresponding DeviceObject with
  FILE_DEVICE_SECURE_OPEN DeviceCharacteristics. For additional information,
  click the article number below to view the article in the Microsoft Knowledge
  Base:

  Q243405 Device Drivers Create Their Corresponding DeviceObject with
  FILE_DEVICE_SECURE_OPEN DeviceCharacteristics

- Jet500 creates events and semaphores objects with non-NULL ACLs. For
  additional information, click the article number below to view the article in
  the Microsoft Knowledge Base:

  Q243404 ACLs Associated with Events and Semaphores Created by JET500.DLL

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For additional information about how to download Microsoft Support files, click
the article number below to view the article in the Microsoft Knowledge Base:

  Q119591 How to Obtain Microsoft Support Files from Online Services

Microsoft used the most current virus detection software available on the date of
posting to scan this file for viruses. After it is posted, the file is housed on
secure servers that prevent any unauthorized changes to the file.

NOTE: The C2 Update also includes the binary files required in the Spooler-fix
described in the following article in the Microsoft Knowledge Base:

  Q243649 Unchecked Print Spooler Buffer May Expose System Vulnerability

Additional query words: c2 security_patch

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Keywords          : kbWinNT400PreSP7Fix kbgraphxlinkcritical kbfixlist
Technology        : kbWinNTsearch kbWinNTWsearch kbWinNTW400 kbWinNTW400search kbWinNT400search kbWinNTW400sp5 kbWinNTW400sp4 kbWinNTW400sp3 kbWinNTW400sp2 kbWinNTW400sp1 kbWinNTSsearch kbWinNTSEntSearch kbWinNTSEnt400sp5 kbWinNTSEnt400sp4 kbWinNTSEnt400 kbWinNTS400sp6 kbWinNTS400sp5 kbWinNTS400sp4 kbWinNTS400sp3 kbWinNTS400sp2 kbWinNTS400sp1 kbWinNTS400search kbWinNTS400 kbWinNTSEnt400SP6a kbWinNTW400SP6a
Version           : :4.0,4.0 SP1,4.0 SP2,4.0 SP3,4.0 SP4,4.0 SP5,4.0 SP6a
Hardware          : ALPHA x86
Issue type        : kbinfo

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