The remote host is missing an update to the system as announced in the referenced advisory.
The following package is affected: samba
CVE-2004-0930 The ms_fnmatch function in Samba 3.0.4 and 3.0.7 and possibly other versions allows remote authenticated users to cause a denial of service (CPU consumption) via a SAMBA request that contains multiple * (wildcard) characters.
Solution: Update your system with the appropriate patches or software upgrades.