https://rhn.redhat.com/errata/RHSA-2004-583.html refers

Updated files :

updates/i386/RPMS/nfs-utils-1.0.6-33EL.i386.rpm updates/i386/SRPMS/nfs-utils-1.0.6-33EL.src.rpm

To update to the latest versions run 'yum update'

These files are on mirror.centos.org now and should be on local mirrors within a few hours.

Lance