Shell

This executable can spawn an interactive system shell.
  1. This function can be performed by any unprivileged user.
    ash
    This function is performed by the privileged user if executed via sudo because the acquired privileges are not dropped.
    RemarksIf there are environment variables involved, they must be passed via sudo VAR=value ... or exported then sudo -E ....
    ash
    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.
    ash -p

File write

This executable can write data to local files.
  1. This function can be performed by any unprivileged user.
    ash -c 'echo DATA >/path/to/output-file'
    This function is performed by the privileged user if executed via sudo because the acquired privileges are not dropped.
    RemarksIf there are environment variables involved, they must be passed via sudo VAR=value ... or exported then sudo -E ....
    ash -c 'echo DATA >/path/to/output-file'
    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.
    ash -p -c 'echo DATA >/path/to/output-file'