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Layton Helpbox 4.4.0 Login Bypass

Layton Helpbox 4.4.0 Login Bypass
Posted Oct 26, 2012
Authored by Joseph Sheridan | Site reactionpenetrationtesting.co.uk

Layton Helpbox version 4.4.0 suffers from login bypass vulnerabilities due to improper cookie design.

tags | exploit, vulnerability, bypass
advisories | CVE-2012-4974
MD5 | 62351dcf94aed86c0ca2988927a042ff

Layton Helpbox 4.4.0 Login Bypass

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Layton Helpbox 4.4.0 Login Bypass Vulnerability by Joseph Sheridan

Summary

Layton Technologies Helpbox product version 4.4.0 is vulnerable to a login bypass vulnerability.

CVE number: CVE-2012-4974
Impact: High
Vendor homepage: http://www.laytontechnology.com
Vendor notified: 10/09/2012
Vendor response: This product has been replaced by 'ServiceDesk' but fixes may be available with valid support contracts.
Credit: Joseph Sheridan of ReactionIS

Affected Products

Helpbox 4.4.0

Details

The following cookies control the user's login session and can be trivially modified to login as admin or any other known username. The 'loggedinuserusergroup' can be set to 'administrator' to gain full privileges.

loggedinenduser, loggedinendusername, loggedinuserusergroup (administrator),
loggedinuser, loggedinusername

Impact

An attacker can login as any user he/she wishes and make arbitrary changes to the application data.

Solution

Layton advise upgrading to their newer 'ServiceDesk' product. However, if you have an active support contract, Layton may be able to provide fixes for you.

About ReactionIS

Reaction Information Security is a leading independent pen test consultancy specialising in delivering the highest quality security testing services including network pen testing and web application security testing. As a CESG CHECK Service Provider we are authorised to carry out penetration testing on classified government networks.


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