TippingPoint Zero Day Initiative
 

Mozilla Firefox TreeColumns Dangling Pointer Vulnerability

ZDI-09-065: September 10th, 2009

CVE ID

Affected Vendors

Affected Products

TippingPoint™ IPS Customer Protection

TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 8442. For further product information on the TippingPoint IPS:

Vulnerability Details

This vulnerability allows remote attackers to 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 during the redrawing of tree columns contained within a XUL document. Due to the reuse of a previously freed object, attacker controlled memory can be executed. Successful exploitation of this vulnerability can lead to remote compromise of the affected system under the credentials of the currently logged in user.

Vendor Response

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

Disclosure Timeline

    2009-07-28 - Vulnerability reported to vendor
    2009-09-10 - Coordinated public release of advisory

Credit

This vulnerability was discovered by:
    Anonymous