File systat.xinetd of Package procps.openSUSE_Leap_42.3_Update

# Finger, systat and netstat give out user information which may be
# valuable to potential "system crackers." Many sites choose to disable
# some or all of these services to improve security.
# Try "telnet localhost systat" and "telnet localhost netstat" to see that
# information yourself!
#
service systat
{
        disable         = yes
        socket_type     = stream
        protocol        = tcp
        wait            = no
        user            = nobody
        server          = /bin/ps
        server_args     = -auwwx
}