Message-ID: <OF51D9D217.A7733BC8-ON882574F7.0071B55B-862574F7.0072DB43@3com.com>
Date: Tue, 4 Nov 2008 14:54:33 -0600
From: zdi-disclosures@...m.com
To: full-disclosure@...ts.grok.org.uk, bugtraq@...urityfocus.com
Subject: ZDI-08-074: Adobe Acrobat PDF Javascript
 getCosObj Memory Corruption Vulnerability

ZDI-08-074: Adobe Acrobat PDF Javascript getCosObj Memory Corruption 
Vulnerability
http://www.zerodayinitiative.com/advisories/ZDI-08-074
November 4, 2008

-- CVE ID:
CVE-2008-4813

-- Affected Vendors:
Adobe

-- Affected Products:
Adobe Acrobat

-- TippingPoint(TM) IPS Customer Protection:
TippingPoint IPS customers have been protected against this
vulnerability by Digital Vaccine protection filter ID 5941. 
For further product information on the TippingPoint IPS, visit:

    http://www.tippingpoint.com

-- Vulnerability Details:
This vulnerability allows remote attackers to execute code on vulnerable
installations of Adobe Acrobat. User interaction is required in that a
user must visit a malicious web site.

The specific flaw exists when processing malicious javascript contained
in a PDF document.  When creating a Collab object and performing a
specific sequence of actions on it, memory corruption occurs potentially
resulting in remote code execution.  If successfully exploited full
control of the affected machine running under the credentials of the
currently logged in user can be achieved.

-- Vendor Response:
Adobe has issued an update to correct this vulnerability. More
details can be found at:

http://www.adobe.com/support/security/bulletins/apsb08-19.html

-- Disclosure Timeline:
2008-05-12 - Vulnerability reported to vendor
2008-11-04 - Coordinated public release of advisory

-- Credit:
This vulnerability was discovered by:
    * Peter Vreudegnhil

-- About the Zero Day Initiative (ZDI):
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a best-of-breed model for rewarding security researchers for responsibly
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Researchers interested in getting paid for their security research
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    http://www.zerodayinitiative.com

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mitigation product.

Our vulnerability disclosure policy is available online at:

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