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Category:   Application (Web Browser)  >   Microsoft Edge Vendors:   Microsoft
Microsoft Edge Object Memory Handling Flaw in JavaScript Engine Lets Remote Users Execute Arbitrary Code
SecurityTracker Alert ID:  1038676
SecurityTracker URL:  http://securitytracker.com/id/1038676
CVE Reference:   CVE-2017-8548   (Links to External Site)
Date:  Jun 14 2017
Impact:   Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  

Description:   A vulnerability was reported in Microsoft Edge. A remote user can cause arbitrary code to be executed on the target user's system.

A remote user can create specially crafted content that, when loaded by the target user, will trigger an object memory handling flaw in the JavaScript engine and execute arbitrary code on the target user's system.

This can also be exploited via an ActiveX control marked as 'safe for initialization' embedded in an application or Microsoft Office document that hosts the browser rendering engine.

Liu Long of Qihoo 360Vulcan Team reported this vulnerability.

Impact:   A remote user can create content that, when loaded by the target user, will execute arbitrary code on the target user's system.
Solution:   The vendor has issued a fix.

The Microsoft advisories are available at:

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8548
https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4022714
https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4022715
https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4022725
https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4022727

Vendor URL:  portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8548 (Links to External Site)
Cause:   Access control error
Underlying OS:  Windows (2016), Windows (10)

Message History:   None.


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