Advisory Details

October 14th, 2008

Microsoft Internet Explorer componentFromPoint Memory Corruption Vulnerability

ZDI-08-069
ZDI-CAN-353

CVE ID CVE-2008-3475
CVSS SCORE
AFFECTED VENDORS Microsoft
AFFECTED PRODUCTS Internet Explorer 6
TIPPINGPOINT™ IPS CUSTOMER PROTECTION TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 6468. 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.

The specific flaw exists in the componentFromPoint() method exposed through JavaScript. A problem in the implementation of this method for a particular object can be used to arbitrarily control memory access. By exploiting this an attacker can gain access to the target system under the credentials of the currently logged in user.

VENDOR RESPONSE Microsoft has issued an update to correct this vulnerability. More details can be found at:
http://www.microsoft.com/technet/security/bulletin/MS08-058.mspx
DISCLOSURE TIMELINE
  • 2008-06-25 - Vulnerability reported to vendor
  • 2008-10-14 - Coordinated public release of advisory
CREDIT Ivan Fratric, http://ifsec.blogspot.com
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