TippingPoint Zero Day Initiative

Adobe Acrobat Reader Malformed PDF Code Execution Vulnerability

ZDI-08-073: November 4th, 2008


Affected Vendors

Affected Products

TippingPoint™ IPS Customer Protection

TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 6043. For further product information on the TippingPoint IPS:

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:

Disclosure Timeline

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


This vulnerability was discovered by:
    Javier Vicente Vallejo