full-disclosure - XSS Reflected vulnerabilities in OS of FortiWeb v 5.0.3 (CVE-2013-7181)

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Date: Mon, 3 Feb 2014 21:04:38 -0200
From: William Costa <william.costa@...il.com>
To: "full-disclosure@...ts.grok.org.uk" <full-disclosure@...ts.grok.org.uk>
Subject: XSS Reflected vulnerabilities in OS of FortiWeb v
	5.0.3 (CVE-2013-7181)

I. VULNERABILITY

-------------------------

XSS Reflected vulnerabilities in OS of FortiWeb v 5.0.3

CVE-2013-7181 <http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2013-7181>

II. BACKGROUND

-------------------------

Fortinet's industry-leading, Network Security Platforms deliver Next
Generation Firewall (NGFW) security with exceptional throughput, ultra
low latency, and multi-vector threat protection.

III. DESCRIPTION

-------------------------

Has been detected a XSS Reflected vulnerability in Fortiweb in "
/user/ldap_user/add" parameter "filter" 5.0.3 , that allows the
execution of arbitrary HTML/script code to be executed in the context
of the victim user's browser and/or Session Hijacking attack

IV. PROOF OF CONCEPT

-------------------------

The application does not validate the parameter filter in "
/user/ldap_user/add".

V. BUSINESS IMPACT

-------------------------

That allows the execution attackers to hijack the authentication of
administrators.

VI. REQUIREMENTS

-----------------------

An Attacker needs to know the IP of the device.

An Administrator needs an authenticated connection to the device.

VII. SYSTEMS AFFECTED

-------------------------

Try FortiWEB VM or appliance v5.0.3

VIII. SOLUTION

-------------------------

Upgrade to FortiWeb 5.1.0 or higher.

By William Costa

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