Message-ID: <OFEDAEC103.8351ED90-ON882574F7.0071B4C4-862574F7.0072D444@3com.com>
Date: Tue, 4 Nov 2008 14:54:15 -0600
From: zdi-disclosures@...m.com
To: full-disclosure@...ts.grok.org.uk, bugtraq@...urityfocus.com
Subject: ZDI-08-073: Adobe Acrobat Reader Malformed PDF
	Code Execution Vulnerability

ZDI-08-073: Adobe Acrobat Reader Malformed PDF Code Execution 
Vulnerability
http://www.zerodayinitiative.com/advisories/ZDI-08-073
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 6043. 
For further product information on the TippingPoint IPS, visit:

    http://www.tippingpoint.com

-- Vulnerability Details:
This vulnerability allows remote attackers to execute arbitrary code on
vulnerable installations of Adobe Acrobat and Adobe Reader. User
interaction is required to exploit this vulnerability in that the target
must visit a malicious web address or open a malicious file.

The specific flaw exists within the parsing of PDF objects defined in
the file. When a specific object becomes malformed, a small memory
corruption occurs which can be leveraged by an attacker to execute
arbitrary code under the context of the current user.

-- 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:
2008-04-08 - Vulnerability reported to vendor
2008-11-04 - Coordinated public release of advisory

-- Credit:
This vulnerability was discovered by:
    * Javier Vicente Vallejo

-- About the Zero Day Initiative (ZDI):
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a best-of-breed model for rewarding security researchers for responsibly
disclosing discovered vulnerabilities.

Researchers interested in getting paid for their security research
through the ZDI can find more information and sign-up at:

    http://www.zerodayinitiative.com

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used. TippingPoint does not re-sell the vulnerability details or any
exploit code. Instead, upon notifying the affected product vendor,
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specifics of the vulnerability are not exposed to any parties until
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vendors (including competitors) who have a vulnerability protection or
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Our vulnerability disclosure policy is available online at:

    http://www.zerodayinitiative.com/advisories/disclosure_policy/

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