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CVE-2017-8631

Published: Sep 13, 2017Updated: May 13, 2026 Sources: CVE List NVD BDUNVD-CWE-noinfo
NVD MITRE
7.8CVSSHIGH
EPSS Score
16.4%
Top 3.4%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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.

CVSS Vector Breakdown

AV:LAC:LPR:NUI:RS:UC:HI:HA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

NVD-CWE-noinfo

Affected Products

Microsoft OfficeMicrosoft Corporation
On-premDesktop App
Consumer Software / productivity
excelmicrosoft
Desktop App
Consumer Software / productivity
excel viewermicrosoft
LibraryLibrary
OSS Libraries / generic-library
excel web appmicrosoft
On-prem
Operating Systems / windows
office compatibility packmicrosoft
On-premDesktop App
Consumer Software / productivity
microsoft corporationcommercialUSOperating Systemsaka microsoft
microsoftcommercialUSOperating Systems
and 13 more affected products View all →

Exploitability

Official Patch Available

References

http://www.securityfocus.com/bid/100751
securityfocus.com
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8631
portal.msrc.microsoft.com
http://www.securitytracker.com/id/1039315
securitytracker.com
and 2 more references View all →

Timeline

Published
Sep 13, 2017
Last Updated
May 13, 2026

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