* telnet security update for CentOS-3 x86_64:
https://rhn.redhat.com/errata/RHSA-2005-327.html

The following updated file has been uploaded and is currently syncing to the mirrors:

x86_64:
updates/x86_64/RPMS/telnet-0.17-26.EL3.2.x86_64.rpm
updates/x86_64/RPMS/telnet-server-0.17-26.EL3.2.x86_64.rpm

source:
updates/SRPMS/telnet-0.17-26.EL3.2.src.rpm

You may update your CentOS-3 x86_64 installations by running the command:

yum update telnet\*