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

When an administrator in Windows NT or Windows 2000 changes a user policy, the policy is not properly updated if the local ntconfig.pol is not writable by the user, which could allow local users to bypass restrictions that would otherwise be enforced by the policy, possibly by changing the policy file to be read-only.

NTMail does not disable the VRFY command, even if the administrator has explicitly disabled it.

Buffer overflow in Microsoft Rich Text Format (RTF) reader allows attackers to cause a denial of service via a malformed control word.

Buffer overflow in Microsoft Phone Dialer (dialer.exe), via a malformed dialer entry in the dialer.ini file.

Denial of service in Windows NT Local Security Authority (LSA) through a malformed LSA request.

Denial of service in various Windows systems via malformed, fragmented IGMP packets.

An attacker can conduct a denial of service in Windows NT by executing a program with a malformed file image header.

The Windows NT Client Server Runtime Subsystem (CSRSS) can be subjected to a denial of service when all worker threads are waiting for user input.

Buffer overflow in IIS 4.0 allows remote attackers to cause a denial of service via a malformed request for files with .HTR, .IDC, or .STM extensions.