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. http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2010-003.txt http://www.vuxml.org/freebsd/a30573dc-4893-11df-a5f9-001641aeabdf.html

The following package is affected: krb5 CVE-2010-0629 Use-after-free vulnerability in kadmin/server/server_stubs.c in kadmind in MIT Kerberos 5 (aka krb5) 1.5 through 1.6.3 allows remote authenticated users to cause a denial of service (daemon crash) via a request from a kadmin client that sends an invalid API version number.