TippingPoint Zero Day Initiative
 

Mozilla Firefox Input Box Type Property Dangling Pointer Vulnerability

ZDI-08-093: November 12th, 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 6618. For further product information on the TippingPoint IPS:

Vulnerability Details

This vulnerability allows attackers to potentially execute arbitrary code on vulnerable installations of Mozilla Firefox. User interaction is required to exploit this vulnerability in that the target must visit a malicious page.

The specific flaw exists when a DOM method on a specific HTML form object is called before the object itself has actually completed it's initialization. This will lead to a call of uninitialized data which can result in code execution under the context of the current user.

Vendor Response

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

Disclosure Timeline

    2008-09-23 - Vulnerability reported to vendor
    2008-11-12 - Coordinated public release of advisory

Credit

This vulnerability was discovered by:
    ling and wushi of team509