Vulnerability CVE-2017-8631


Published: 2017-09-12   Modified: 2017-09-13

Description:
A remote code execution vulnerability exists in Excel Services, Microsoft Excel 2007 Service Pack 3, Microsoft Excel 2010 Service Pack 2, Microsoft Excel 2013 Service Pack 1, Microsoft Excel 2013 RT Service Pack 1, Microsoft Excel 2016, Microsoft Office Web Apps 2013, Microsoft Office Compatibility Pack Service Pack 3, Microsoft Excel Web App 2013 Service Pack 1, Microsoft Excel Viewer 2007 Service Pack 3, and Office Online Server when they fail to properly handle objects in memory, aka "Microsoft Office Memory Corruption Vulnerability". This CVE ID is unique from CVE-2017-8630, CVE-2017-8632, and CVE-2017-8744.

CVSS2 => (AV:N/AC:M/Au:N/C:C/I:C/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
9.3/10
10/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete
Affected software
Microsoft -> Excel 
Microsoft -> Office online server 
Microsoft -> Excel 2010 
Microsoft -> Excel 2013 rt 
Microsoft -> Office compatibility pack 
Microsoft -> Office web apps 
Microsoft -> Excel viewer 
Microsoft -> Excel 2007 
Microsoft -> Excel web app 2013 

 References:
http://www.securityfocus.com/bid/100751
http://www.securitytracker.com/id/1039315
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8631

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