Microsoft Office Excel DBQueryExt Record Unspecified ADO Object Remote Code Execution VulnerabilityZDI-10-103: June 8th, 2010
TippingPoint™ IPS Customer ProtectionTippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 9829. For further product information on the TippingPoint IPS:
This particular vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Microsoft Excel. User interaction is required in that a target must visit a malicious page or open a malicious file.
The specific flaw exists in the parsing of DBQueryExt records in an Excel spreadsheet. Due to the lack of checking when parsing particular fields within the structure, it is possible to get a user-controlled pointer to be called. Successful exploitation can lead to remote code execution under the credentials of the currently logged in user.
Vendor ResponseMicrosoft has issued an update to correct this vulnerability. More details can be found at:
2010-01-06 - Vulnerability reported to vendor
2010-06-08 - Coordinated public release of advisory
CreditThis vulnerability was discovered by: