CVSS 3.1
7.8 highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HCVE-2017-11826
High (7.8) in Microsoft Office. In CISA KEV since 2022-03-03. EPSS 81% chance of exploitation in the next 30 days.
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.
Severity
- EPSS
- 81% chance of exploitation in the next 30 days; higher than 99% of CVEs (scores of 2026-10-31)
- CISA KEV
- listed 2022-03-03, due 2022-03-24
- CWE
- CWE-119
- Published
- Modified
- Record from
- the NVD, synced
Affected
- microsoft:office_compatibility_pack
- microsoft:office_online_server
- microsoft:office_web_apps_server
- microsoft:office_word_viewer
- microsoft:sharepoint_enterprise_server
- microsoft:sharepoint_server
- microsoft:word
References
- http://www.securityfocus.com/bid/101219
- http://www.securitytracker.com/id/1039541
- https://0patch.blogspot.com/2017/11/0patching-pretty-nasty-microsoft-word.html
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11826
- https://securingtomorrow.mcafee.com/mcafee-labs/analyzing-microsoft-office-zero-day-exploit-cve-2017-11826-memory-corruption-vulnerability/