If you have access to your system php.ini file, add:
disable_functions = exec,shell_exec,system,passthru,pcntl_exec,proc_open
Then restart Apache.
Disable these as well:
allow_url_include = off
allow_url_fopen = off
- allow_url_include
- allow_url_fopen
- pcntl_alarm
- pcntl_fork
- pcntl_waitpid
- pcntl_wait
- pcntl_wifexited
- pcntl_wifstopped
- pcntl_wifsignaled
- pcntl_wexitstatus
- pcntl_wtermsig
- pcntl_wstopsig
- pcntl_signal
- pcntl_signal_dispatch
- pcntl_get_last_error
- pcntl_strerror
- pcntl_sigprocmask
- pcntl_sigwaitinfo
- pcntl_sigtimedwait
- pcntl_exec
- pcntl_getpriority
- pcntl_setpriority