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Category:   Application (Generic)  >   Microsoft PowerPoint Vendors:   Microsoft
Microsoft PowerPoint File Processing Flaws Let Remote Users Execute Arbitrary Code
SecurityTracker Alert ID:  1039323
SecurityTracker URL:  http://securitytracker.com/id/1039323
CVE Reference:   CVE-2017-8742, CVE-2017-8743   (Links to External Site)
Date:  Sep 12 2017
Impact:   Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 2007 SP3, 2010 SP2, 2013 SP1, 2013 RT SP1, 2016; PowerPoint Viewer 2007; Office Compatibility Pack SP3; Office Online Server: Web Apps 2010 SP2, Web Apps Server 2013 SP1
Description:   Two vulnerabilities were reported in Microsoft PowerPoint. A remote user can cause arbitrary code to be executed on the target user's system.

A remote user can create a specially crafted file that, when loaded by the target user, will trigger an object memory handling error and execute arbitrary code on the target system. The code will run with the privileges of the target user.

[Editor's note: The Preview Pane is not an exploit vector for these vulnerabilities.]

Minh TranFortinet's FortiGuard Labs and Jaanus Kp Clarified Security (via Trend Micro's Zero Day Initiative) reported these vulnerabilities.

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-2017-8742
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8743

Vendor URL:  portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8742 (Links to External Site)
Cause:   Access control error
Underlying OS:  Windows (Any)

Message History:   None.


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