This script is Copyright (C) 2016-2017 Tenable Network Security, Inc.
The remote FreeBSD host is missing a security-related update.
The cURL project reports :
libcurl will reuse NTLM-authenticated proxy connections without
properly making sure that the connection was authenticated with the
same credentials as set for this transfer.
See also :
Update the affected package.
Risk factor :
Medium / CVSS Base Score : 5.0