It can be used to break out from restricted environments by spawning an interactive system shell.
It reads data from files, it may be used to do privileged reads or disclose files outside a restricted file system.
The file is read and parsed as a
tmux configuration file, part of the first invalid line is returned in an error message.
LFILE=file_to_read tmux -f $LFILE
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.