This script is Copyright (C) 2017 Tenable Network Security, Inc.
The remote FreeBSD host is missing a security-related update.
Tintinweb reports :
An integer signedness error was found in miniupnp's miniwget allowing
an unauthenticated remote entity typically located on the local
network segment to trigger a heap corruption or an access violation in
miniupnp's http response parser when processing a specially crafted
chunked-encoded response to a request for the xml root description
See also :
Update the affected package.
Risk factor :
High / CVSS Base Score : 7.5