Microsoft Internet Explorer RtfToForeign32 Out-Of-Bounds Indexing Remote Code Execution Vulnerability

2014-12-09T00:00:00
ID ZDI-14-404
Type zdi
Reporter SkyLined
Modified 2014-11-09T00:00:00

Description

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 arguments passed to the RtfToForeign32 function. By manipulating a document's elements an attacker can access data outside the bounds of an allocated buffer. An attacker can leverage this vulnerability to execute code under the context of the current process.