TippingPoint Zero Day Initiative
 

Apple QuickTime Clipping Region Heap Overflow Vulnerability

ZDI-08-015: April 3rd, 2008

CVE ID

Affected Vendors

Affected Products

TippingPoint™ IPS Customer Protection

TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 5931. For further product information on the TippingPoint IPS:

Vulnerability Details

This vulnerability allows attackers to execute arbitrary code on vulnerable installations of Apple QuickTime Player. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.

The specific flaw exists within the quicktime.qts library. The vulnerability resides in the component's parsing of 'crgn' atoms. A lack of proper sanity checks on the region size field can result in a heap based buffer overflow leading to arbitrary code execution under the context of the currently logged in user.

Vendor Response

Apple has issued an update to correct this vulnerability. More details can be found at:

Disclosure Timeline

    2008-02-07 - Vulnerability reported to vendor
    2008-04-03 - Coordinated public release of advisory

Credit

This vulnerability was discovered by:
    Sanbin Li