lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [day] [month] [year] [list]
Message-ID: <46546E35.2080403@idefense.com>
Date: Wed, 23 May 2007 12:39:17 -0400
From: iDefense Labs <labs-no-reply@...fense.com>
To: vulnwatch@...nwatch.org, full-disclosure@...ts.grok.org.uk,
	bugtraq@...urityfocus.com
Subject: iDefense Security Advisory 05.23.07: Opera Software Opera Web Browser
 Transfer Item Pop-up Menu Stack Overflow Vulnerability

Opera Software Opera Web Browser Transfer Item Pop-up Menu Stack
Overflow Vulnerability

iDefense Security Advisory 05.23.07
http://labs.idefense.com/intelligence/vulnerabilities/
May 23, 2007

I. BACKGROUND

Opera is a cross-platform web browser. More information is available at
http://www.opera.com/

II. DESCRIPTION

Remote exploitation of a stack-based buffer overflow in Opera Software
ASA's Opera Web browser could allow an attacker to execute arbitrary
code on the affected host.

Opera 9.2 supports BitTorrent downloads. If a server sends the browser a
specially crafted BitTorrent header, it can lead to a buffer overflow.
The buffer overflow is triggered when the user right clicks on the item
in the download pane.

III. ANALYSIS

Exploitation of this vulnerability allows an attacker to execute
arbitrary code on the affected host.

The attacker must convince the vulnerable user into clicking a link to a
BitTorrent file.

IV. DETECTION

iDefense has confirmed the existence of this vulnerability in the Opera
version 9.2 for Windows. Previous versions may also be affected.

V. WORKAROUND

iDefense is not currently aware of a work around for this issue.

VI. VENDOR RESPONSE

Version 9.21 of Opera has been released to address this issue. More
information can be found at the following URL.

http://www.opera.com/support/search/view/860/

VII. CVE INFORMATION

A Mitre Corp. Common Vulnerabilities and Exposures (CVE) number has not
been assigned yet.

VIII. DISCLOSURE TIMELINE

05/08/2007  Initial vendor notification
05/08/2007  Initial vendor response
05/23/2007  Coordinated public disclosure

IX. CREDIT

This vulnerability was reported to iDefense by enhalos.

Get paid for vulnerability research
http://labs.idefense.com/methodology/vulnerability/vcp.php

Free tools, research and upcoming events
http://labs.idefense.com/

X. LEGAL NOTICES

Copyright © 2007 iDefense, Inc.

Permission is granted for the redistribution of this alert
electronically. It may not be edited in any way without the express
written consent of iDefense. If you wish to reprint the whole or any
part of this alert in any other medium other than electronically,
please e-mail customerservice@...fense.com for permission.

Disclaimer: The information in the advisory is believed to be accurate
at the time of publishing based on currently available information. Use
of the information constitutes acceptance for use in an AS IS condition.
 There are no warranties with regard to this information. Neither the
author nor the publisher accepts any liability for any direct,
indirect, or consequential loss or damage arising from use of, or
reliance on, this information.

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ