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://banu.com/bugzilla/show_bug.cgi?id=90 http://www.vuxml.org/freebsd/b9281fb9-61b2-11e0-b1ce-0019d1a7ece2.html

The following package is affected: tinyproxy CVE-2011-1499 acl.c in Tinyproxy before 1.8.3, when an Allow configuration setting specifies a CIDR block, permits TCP connections from all IP addresses, which makes it easier for remote attackers to hide the origin of web traffic by leveraging the open HTTP proxy server.