This script is Copyright (C) 2010-2013 Tenable Network Security, Inc.
A proxy service is listening on this port.
The remote service appears to be a Tenable Network Security proxy for
either the Tenable Passive Vulnerability Scanner (PVS) or the Tenable
Security Center 3 proxy.
PVS monitors network traffic in real-time, detecting server and client
vulnerabilities, and a PVS proxy is used by Tenable's SecurityCenter 4
to transfer report data between a PVS sensor and a SecurityCenter
The Security Center 3 proxy is for legacy communication requirements.
See also :
Limit incoming traffic to this port if desired.
Risk factor :