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Message-ID: <0Lqqpv-1aP2D21Yw7-00eeih@mrelayeu.kundenserver.de>
Date: Tue, 03 Nov 2015 11:53:14 +0100
From: "Curesec Research Team (CRT)" <crt@...esec.com>
To: fulldisclosure@...lists.org
Subject: [FD] MiniBB 3.1.1: XSS

Security Advisory - Curesec Research Team

1. Introduction

Affected Product:    MiniBB 3.1.1
Fixed in:            3.2
Fixed Version Link:  http://www.minibb.com/download.php?file=minibb
Vendor Contact:      security@...ibb.com
Vulnerability Type:  XSS
Remote Exploitable:  Yes
Reported to vendor:  09/01/2015
Disclosed to public: 10/07/2015
Release mode:        Coordinated release
CVE:                 n/a
Credits              Tim Coen of Curesec GmbH

2. Vulnerability Description

There is an XSS vulnerability in MiniBB 3.1.1. With this, it is possible to
steal cookies, bypass CSRF protection, or inject JavaScript keyloggers.

3. Proof of Concept

http://localhost/minibb/index.php?action=editmsg&topic=2&forum=1&post=3&page=1&anchor="><script>alert(1)</script>

4. Solution

To mitigate this issue please upgrade at least to version 3.2:

http://www.minibb.com/download.php?file=minibb

Please note that a newer version might already be available.

5. Report Timeline

09/01/2015 Informed Vendor about Issue
09/02/2015 Vendor announces release of fix
10/01/2015 No fix released yet, set new public disclosure date
10/01/2015 Vendor releases fix
10/07/2015 Disclosed to public

Blog Reference:
http://blog.curesec.com/article/blog/MiniBB-311-XSS-63.html

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