This script is Copyright (C) 2009-2013 Tenable Network Security, Inc.
The remote FreeBSD host is missing a security-related update.
US-CERT reports :
The sasl_encode64() function converts a string into base64. The Cyrus
SASL library contains buffer overflows that occur because of unsafe
use of the sasl_encode64() function.
See also :
Update the affected package.
Risk factor :
High / CVSS Base Score : 7.5