The remote host is missing an update to the system as announced in the referenced advisory.

Update your system with the appropriate patches or software upgrades. https://bugzilla.samba.org/show_bug.cgi?id=7936 http://www.vuxml.org/freebsd/9a777c23-b310-11e0-832d-00215c6a37bb.html

The following package is affected: rsync CVE-2011-1097 rsync 3.x before 3.0.8, when certain recursion, deletion, and ownership options are used, allows remote rsync servers to cause a denial of service (heap memory corruption and application crash) or possibly execute arbitrary code via malformed data.