Advisory Details

August 11th, 2015

Microsoft Internet Explorer stack Property Descriptor Type Confusion Remote Code Execution Vulnerability

ZDI-15-382
ZDI-CAN-2909

CVE ID CVE-2015-2443
CVSS SCORE 5.4, (AV:N/AC:H/Au:N/C:C/I:N/A:N)
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 19811. 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 handling of the accessor function for the stack trace property descriptor. The issue lies in the failure to ensure that the 'this' parameter is an object and not a native integer. An attacker can leverage this vulnerability to execute code within the context of the current process.

ADDITIONAL DETAILS Microsoft has issued an update to correct this vulnerability. More details can be found at:
https://technet.microsoft.com/library/security/MS15-079
DISCLOSURE TIMELINE
  • 2015-04-30 - Vulnerability reported to vendor
  • 2015-08-11 - Coordinated public release of advisory
CREDIT Anonymous
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