Read and write files limited to the current directory.

File write

It writes data to files, it may be used to do privileged writes or write files outside a restricted file system.

red file_to_write
a
DATA
.
w
q

File read

It reads data from files, it may be used to do privileged reads or disclose files outside a restricted file system.

red file_to_read
,p
q

Sudo

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.

sudo red file_to_write
a
DATA
.
w
q