Certainly. vsftpd was designed and implemented from the ground up with security in mind.

It fixes fundamental design flaws present in most installations of wu-ftpd, proftpd and even bsd-ftpd by not over-using the dangerous root user.
It makes use of powerful security facilities such as capabilities and chroot.
It employs secure coding techniques to make buffer overflows a solved problem.
It is written by someone who is a vulnerability researcher.

Взято отсюда https://security.appspot.com/vsftpd.html#security

Т е разработчики старались - а вы все принципыбезопасности хотите выкинуть
о чем вам выше и намекнули