Advisory Details

December 14th, 2010

Microsoft Internet Explorer Recursive Select Element Remote Code Execution Vulnerability

ZDI-10-288
ZDI-CAN-825

CVE ID CVE-2010-3345
CVSS SCORE 10, (AV:N/AC:L/Au:N/C:C/I:C/A:C)
AFFECTED VENDORS Microsoft
AFFECTED PRODUCTS Internet Explorer
TREND MICRO CUSTOMER PROTECTION Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 10684. For further product information on the TippingPoint IPS: http://www.tippingpoint.com
VULNERABILITY DETAILS

This vulnerability allows remote 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 or open a malicious file.

The specific flaw exists within the application's support for the select tag. Upon adding a particular element to the select tag, the application will free the contents of the select element and then use it. Successful exploitation can lead to code execution under the context of the application.

VENDOR RESPONSE Microsoft has issued an update to correct this vulnerability. More details can be found at:
http://www.microsoft.com/technet/security/bulletin/MS10-090.mspx
DISCLOSURE TIMELINE
  • 2010-06-17 - Vulnerability reported to vendor
  • 2010-12-14 - Coordinated public release of advisory
CREDIT Stephen Fewer of Harmony Security (www.harmonysecurity.com)
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