Denial of service in RAS/PPTP on NT systems.

Local users in Windows NT can obtain administrator privileges by changing the KnownDLLs list to reference malicious programs.

The installer for BackOffice Server includes account names and passwords in a setup file (reboot.ini) which is not deleted.

Windows NT TCP/IP processes fragmented IP packets improperly, causing a denial of service.

In some cases, Service Pack 4 for Windows NT 4.0 can allow access to network shares using a blank password, through a problem with a null NT hash value.

A Windows NT system's user audit policy does not log an event success or failure, e.g. for Logon and Logoff, File and Object Access, Use of User Rights, User and Group Management, Security Policy Changes, Restart, Shutdown, and System, and Process Tracking.

.reg files are associated with the Windows NT registry editor (regedit), making the registry susceptible to Trojan Horse attacks.

NT users can gain debug-level access on a system process using the Sechole exploit.

A Windows NT system's file audit policy does not log an event success or failure for security-critical files or directories.

A Windows NT system's file audit policy does not log an event success or failure for non-critical files or directories.

A Windows NT system's registry audit policy does not log an event success or failure for security-critical registry keys.

A Windows NT system's registry audit policy does not log an event success or failure for non-critical registry keys.

The HKEY_CLASSES_ROOT key in a Windows NT system has inappropriate, system-critical permissions.

A Windows NT account policy has inappropriate, security-critical settings for lockout, e.g. lockout duration, lockout after bad logon attempts, etc.

A Windows NT administrator account has the default name of Administrator.

A system does not present an appropriate legal message or warning to a user who is accessing it.

The default setting for the Winlogon key entry ShutdownWithoutLogon in Windows NT allows users with physical access to shut down a Windows NT system without logging in.

A Windows NT system does not clear the system page file during shutdown, which might allow sensitive information to be recorded.

A version of finger is running that exposes valid user information to any entity on the network.

Windows NT 4.0 allows remote attackers to cause a denial of service via a malformed SMB logon request in which the actual data size does not match the specified size.