Denial of Service Attack Using Unprotected IOCTL Function Call

by Wayne Maples [Published on 20 April 2004 / Last Updated on 20 April 2004]

When you run a program on a computer running Windows NT that contains an Input Output Control (IOCTL) function call for the mouse or keyboard, the program may prevent those input devices from responding to the operating system. A program that improperly uses an Windows NT IOCTL function call may be employed to create a denial of service attack on the computer by disabling the mouse and keyboard : Q236359

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