CVE-2017-11826

Published: Oct 13, 2017Modified: Apr 22, 2026CISA KEV

7.8

Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploitability: 1.8 / Impact: 5.9

Source: NVD

Description

Microsoft Office 2010, SharePoint Enterprise Server 2010, SharePoint Server 2010, Web Applications, Office Web Apps Server 2010 and 2013, Word Viewer, Word 2007, 2010, 2013 and 2016, Word Automation Services, and Office Online Server allow remote code execution when the software fails to properly handle objects in memory.

Affected (13)

Products: Microsoft: Office Compatibility Pack, Office Online Server, Office Web Apps Server, Office Word Viewer, Sharepoint Enterprise Server, Sharepoint Server, Word

7 products

Office Compatibility Pack

Office Online Server

Office Web Apps Server

Office Word Viewer

Sharepoint Enterprise Server

Sharepoint Server

Configuration A

13 vulnerable

Vulnerable Software	Affected Versions
Microsoft Office Compatibility Pack	All versions
Microsoft Office Online Server	Version 2016
Microsoft Office Web Apps Server	Version 2010 sp2
Microsoft Office Web Apps Server	Version 2013 sp1
Microsoft Office Word Viewer	All versions
Microsoft Sharepoint Enterprise Server	Version 2016
Microsoft Sharepoint Server	Version 2010 sp2
Microsoft Sharepoint Server	Version 2013 sp1
Microsoft Word	Version 2007 sp3
Microsoft Word	Version 2010 sp2
Microsoft Word	Version 2013 sp1
Microsoft Word	Version 2013 sp1
Microsoft Word	Version 2016

Related CWEs

Improper Restriction of Operations within the Bounds of a Memory Buffer

The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

References (13)

http://www.securityfocus.com/bid/101219

Source: secure@microsoft.com

Broken LinkThird Party AdvisoryVDB Entry

http://www.securitytracker.com/id/1039541

Source: secure@microsoft.com

Broken LinkThird Party AdvisoryVDB Entry

https://0patch.blogspot.com/2017/11/0patching-pretty-nasty-microsoft-word.html

Source: secure@microsoft.com

Exploit

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11826

Source: secure@microsoft.com

PatchVendor Advisory

https://securingtomorrow.mcafee.com/mcafee-labs/analyzing-microsoft-office-zero-day-exploit-cve-2017-11826-memory-corruption-vulnerability/

Source: secure@microsoft.com

Broken LinkTechnical DescriptionThird Party Advisory

https://www.tarlogic.com/en/blog/exploiting-word-cve-2017-11826/

Source: secure@microsoft.com

ExploitThird Party Advisory

http://www.securityfocus.com/bid/101219

Source: af854a3a-2127-422b-91ae-364da2661108

Broken LinkThird Party AdvisoryVDB Entry

http://www.securitytracker.com/id/1039541

Source: af854a3a-2127-422b-91ae-364da2661108

Broken LinkThird Party AdvisoryVDB Entry

https://0patch.blogspot.com/2017/11/0patching-pretty-nasty-microsoft-word.html

Source: af854a3a-2127-422b-91ae-364da2661108

Exploit

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11826

Source: af854a3a-2127-422b-91ae-364da2661108

PatchVendor Advisory

https://securingtomorrow.mcafee.com/mcafee-labs/analyzing-microsoft-office-zero-day-exploit-cve-2017-11826-memory-corruption-vulnerability/

Source: af854a3a-2127-422b-91ae-364da2661108

Broken LinkTechnical DescriptionThird Party Advisory

https://www.tarlogic.com/en/blog/exploiting-word-cve-2017-11826/

Source: af854a3a-2127-422b-91ae-364da2661108

ExploitThird Party Advisory

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-11826

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0

US Government Resource

Timeline

No history available yet.