Microsoft Excel MSODrawing Improper Exception Handling Remote Code Execution VulnerabilityZDI-10-246: November 9th, 2010
TippingPoint™ IPS Customer ProtectionTippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 10634. For further product information on the TippingPoint IPS:
This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Microsoft Office. 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 how the application frees resources when parsing a malformed Office Art record. Due to the application not properly freeing up resources during handling a parsing error, the application will later access the freed reference which can lead to code execution under the context of the application.
Vendor ResponseMicrosoft has issued an update to correct this vulnerability. More details can be found at:
2010-06-30 - Vulnerability reported to vendor
2010-11-09 - Coordinated public release of advisory
CreditThis vulnerability was discovered by: