The remote host is missing an update to the system as announced in the referenced advisory.
The following package is affected: liveMedia
CVE-2007-6036 The parseRTSPRequestString function in LIVE555 Media Server 2007.11.01 and earlier allows remote attackers to cause a denial of service (daemon crash) via a short RTSP query, which causes a negative number to be used during memory allocation.
Solution: Update your system with the appropriate patches or software upgrades.