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Category:   Application (Instant Messaging/IRC/Chat)  >   Microsoft Skype for Business Vendors:   Microsoft
(Microsoft Issues Fix for Microsoft Skype for Business) Microsoft Windows Font Library Embedded Font Handling Bug Lets Remote Users Execute Arbitrary Code
SecurityTracker Alert ID:  1038684
SecurityTracker URL:  http://securitytracker.com/id/1038684
CVE Reference:   CVE-2017-8527   (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  
Version(s): 2016
Description:   A vulnerability was reported in Microsoft Windows Font Library. A remote user can cause arbitrary code to be executed on the target user's system. Microsoft Skype for Business is affected.

A remote user can create content containing a specially crafted embedded font that, when loaded by the target user, will execute arbitrary code on the target user's system. The code will run with the privileges of the target user.

Axel Souchet (@0vercl0k) of MSRC Vulnerabilities and Mitigations 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:   Microsoft has issued a fix for CVE-2017-8527 for Microsoft Skype for Business.

The Microsoft advisory is available at:

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8527

Vendor URL:  portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8527 (Links to External Site)
Cause:   Access control error
Underlying OS:  Windows (2008), Windows (2012), Windows (2016)

Message History:   This archive entry is a follow-up to the message listed below.
Jun 14 2017 Microsoft Windows Font Library Embedded Font Handling Bug Lets Remote Users Execute Arbitrary Code



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