We can configure accessible space of CGI. The followings are our root directory. Note that /usr , /adm and many other names are hided.
d-rwxrwxr-x M 80 arisawa web 0 Nov 8 20:38 /.well-known --rw-rw-r-- M 80 arisawa web 51 Oct 30 2004 /README d-rwxr-xr-x M 80 arisawa arisawa 0 Nov 7 2002 /bin d-rwxrwxr-x M 80 sys sys 0 Oct 9 10:38 /bin d-r-xr-xr-x c 0 arisawa arisawa 0 Jul 19 2021 /dev d-rwxrwxr-x M 80 arisawa web 0 Jun 4 2024 /doc d-r-xr-xr-x e 0 arisawa arisawa 0 Jul 19 2021 /env d-rwxr-xr-x M 80 arisawa arisawa 0 Oct 4 2014 /etc d-rwxrwxr-x M 80 arisawa web 0 Dec 29 2001 /etc --rw-r----- M 80 arisawa arisawa 870 Oct 4 2021 /fix.txt --rw-r----- M 80 arisawa arisawa 346216 Oct 30 2014 /index d-rwxrwxr-x M 80 sys sys 0 Oct 9 10:35 /lib d-rwxr-x--- M 80 arisawa arisawa 0 Oct 20 2014 /log --rw-r----- M 80 arisawa web 1264331 Dec 7 2023 /lsr d-rwxrwxr-x M 80 arisawa web 0 Dec 29 2001 /mnt d-r-xr-xr-x p 0 arisawa arisawa 0 Jul 19 2021 /proc d-rwxrwxr-x M 80 arisawa web 0 May 3 2002 /rc d-rwxrwxr-x M 80 arisawa web 0 Mar 28 2016 /sys d-r-xr-xr-x | 0 arisawa arisawa 0 Jul 19 2021 /tmp d-rwxrwxr-x M 80 arisawa web 0 May 12 2012 /usr