bugtraq - iDefense Security Advisory 08.06.09: Adobe Flash Player URL Parsing Heap Overflow Vulnerability

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Message-ID: <4A7B359B.6000305@idefense.com>
Date: Thu, 06 Aug 2009 14:57:15 -0500
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 08.06.09: Adobe Flash Player URL Parsing
 Heap Overflow Vulnerability

iDefense Security Advisory 08.06.09
http://labs.idefense.com/intelligence/vulnerabilities/
Aug 06, 2009

I. BACKGROUND

Adobe Flash Player is Flash Player is a cross-platform browser plug-in
that delivers interactive content for Web experiences. For more
information, please visit following page:

http://www.adobe.com/products/flashplayer/

II. DESCRIPTION

Remote exploitation of a heap overflow vulnerability in Adobe Systems
Inc's Flash Player could allow an attacker to execute arbitrary code
with the privileges of the current user.

When a specifically crafted URL is passed to Flash Player, a heap
overflow can occur and could result in arbitrary code execution.

III. ANALYSIS

Exploitation of this vulnerability allows the attacker to execute
arbitrary code with the privileges of the current user. To exploit this
vulnerability, a targeted user must load a malicious Web page created by
an attacker. An attacker typically accomplishes this via social
engineering techniques or injecting content into compromised, trusted
sites.

IV. DETECTION

iDefense confirmed the existence of this vulnerability in Flash Player
10.0.22.87. Other versions may also be affected.

V. WORKAROUND

iDefense is unaware of any effective workaround for this vulnerability.

VI. VENDOR RESPONSE

Adobe has released an update which addresses this issue. For more
information, consult their advisory (APSB09-10) at the following URL:

http://www.adobe.com/support/security/bulletins/apsb09-10.html

VII. CVE INFORMATION

The Common Vulnerabilities and Exposures (CVE) project has assigned the
name CVE-2009-1868 to this issue. This is a candidate for inclusion in
the CVE list (http://cve.mitre.org/), which standardizes names for
security problems.

VIII. DISCLOSURE TIMELINE

04/09/2009  - Initial Contact
04/09/2009  - PoC Requested
04/09/2009  - PoC Sent
07/30/2009  - Adobe releases update for Flash
08/05/2009  - iDefense requests clarification
08/06/2009  - Adobe clarifies fixed issue
08/06/2009  - Public disclosure

IX. CREDIT

This vulnerability was discovered by Jun Mao, iDefense Labs

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 © 2009 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.