FreeBSD Ports: asterisk18

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.
The following package is affected: asterisk18 CVE-2011-2216 reqresp_parser.c in the SIP channel driver in Asterisk Open Source 1.8.x before does not initialize certain strings, which allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a malformed Contact header.