Advantech WebAccess Authentication Bypass

This script is Copyright (C) 2017 Tenable Network Security, Inc.

Synopsis :

The remote host is running a web application that is affected by an
authentication bypass vulnerability.

Description :

The Advantech WebAccess web server running on the remote host is
affected by an authentication bypass vulnerability in the WaExlViewer
component due to a failure to properly manage authentication. An
unauthenticated, remote attacker can exploit this, via a POST request
with specially crafted parameters, to bypass intended restrictions,
allowing the attacker to access restricted pages, upload template
files, and delete existing templates.

See also :

Solution :

Contact the vendor for a solution.

Risk factor :

High / CVSS Base Score : 7.5

Family: SCADA

Nessus Plugin ID: 96875 ()

Bugtraq ID: 95410

CVE ID: CVE-2017-5152

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