alt Hacker NewsIt used to be very common to "own" a unix system by adding a `ls` binary in some folder and waiting for an administrator to run it.
It used to be very common to "own" a unix system by adding a `ls` binary in some folder and waiting for an administrator to run it.
Why would this own a server? ls lists itself, but listing itself shouldn't cause it to run again? Where's the infinite loop that brings the server down?