This executable can write data to local files.
This function can be performed by any unprivileged user.
echo DATA | xxd | xxd -r - /path/to/output-file
This function is performed by the privileged user if executed via sudo because the acquired privileges are not dropped.
echo DATA | xxd | xxd -r - /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.
echo DATA | xxd | xxd -r - /path/to/output-file
This executable can read data from local files.
This function can be performed by any unprivileged user.
xxd /path/to/input-file | xxd -r
This function is performed by the privileged user if executed via sudo because the acquired privileges are not dropped.
xxd /path/to/input-file | xxd -r
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.
xxd /path/to/input-file | xxd -r