Microsoft Internet Explorer Prototype Dereference Code Execution VulnerabilityZDI-07-038: June 12th, 2007
TippingPoint™ IPS Customer ProtectionTippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 4761. For further product information on the TippingPoint IPS:
This vulnerability allows attackers to execute arbitrary code on vulnerable installations of Microsoft Internet Explorer. User interaction is required to exploit this vulnerability in that the target must visit a malicious page.
The flaw is specifically exposed when a prototype variable points to a table cell and then that table cell is removed. This results in an invalid pointer dereference which can be leveraged to result in arbitrary code execution.
Vendor ResponseMicrosoft has issued an update to correct this vulnerability. More details can be found at:
2007-02-15 - Vulnerability reported to vendor
2007-06-12 - Coordinated public release of advisory
CreditThis vulnerability was discovered by: