title: Red Hat Security Advisory: Red Hat Network Satellite spacewalk-backend security update
description: Satellite: Inter-Satellite Sync (ISS) does not require authentication/authorization
cpes: cpe:/a:redhat:network_satellite:5.3::el5 cpe:/a:redhat:network_satellite:5.4::el5 cpe:/a:redhat:network_satellite:5.4::el6 cpe:/a:redhat:network_satellite:5.5::el5 cpe:/a:redhat:network_satellite:5.5::el6