High severity · published Jun 15, 2017
CVE-2017-8509
A remote code execution vulnerability exists in Microsoft Office when the software fails to properly handle objects in memory, aka "Office Remote Code Execution Vulnerability"
8.8
CVSS
18.2%
EPSS
No
On KEV
Description
A remote code execution vulnerability exists in Microsoft Office when the software fails to properly handle objects in memory, aka "Office Remote Code Execution Vulnerability". This CVE ID is unique from CVE-2017-8510, CVE-2017-8511, CVE-2017-8512, CVE-2017-0260, and CVE-2017-8506.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)18.2% · higher than 97% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OF
Office · Microsoft
Microsoft Office 2007 Service Pack 3, Microsoft Office Compatibility Pack Service Pack 3, Microsoft Word 2007, Microsoft Office 2010 Service Pack 2, Microsoft Word 2010 Service Pack 2, Microsoft Office 2013 Service Pack 1, Microsoft Office 2016, Microsoft Office Web Apps 2010 Service Pack 2, Microsoft Office Web Apps Server 2013 Service Pack 1, Microsoft Word 2013 RT Service Pack 1, Microsoft OneNote 2010 Service Pack 2, Microsoft SharePoint Enterprise Server 2013 Service Pack 1, Microsoft SharePoint Enterprise Server 2016, and Microsoft Word 2016 · source: vendor, NVD
SH
SharePoint · Microsoft
2010; 2013; 2016 · source: NVD
OC
Office Compatibility Pack · Microsoft
All versions, or not specified · source: NVD
OW
Office Web Apps · Microsoft
2010 · source: NVD
OW
Office Web Apps Server · Microsoft
2013 · source: NVD
ON
Onenote · Microsoft
2010 · source: NVD
WO
Word · Microsoft
2007; 2010; 2013; 2013; 2016 · source: NVD
WF
Word For Mac · Microsoft
2016 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-8509
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-8509
Third Party Advisory
http://www.securityfocus.com/bid/98812
Mitigation
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8509
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