AEGLIX vulnerability intelligence
CVE-2017-11826
HIGH · CVSS 7.8 · Analyzed
Published: 2017-10-13 · Updated: 2026-06-17 · Source: NVD
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Vulnerability overview
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 and scoring
- CVSS score
- 7.8 · HIGH
- CVSS version
- 3.1
- CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-119
CVSS measures technical severity; it does not establish whether this vulnerability is being exploited in your environment.
Known exploitation and remediation
Listed in CISA’s Known Exploited Vulnerabilities catalog.
- Affected product
- Microsoft · Office
- Added to catalog
- 2022-03-03
- Required action
- Apply updates per vendor instructions.
- CISA remediation due date
- 2022-03-24
CISA deadlines apply to the organizations covered by its directives. Confirm your own remediation requirements.
Verify affected versions and patch availability in the vendor advisory before making changes.
Affected products and versions
cpe:2.3:a:microsoft:office_compatibility_pack:-:sp3:*:*:*:*:*:*
cpe:2.3:a:microsoft:office_online_server:2016:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:office_web_apps_server:2010:sp2:*:*:*:*:*:*
cpe:2.3:a:microsoft:office_web_apps_server:2013:sp1:*:*:*:*:*:*
cpe:2.3:a:microsoft:office_word_viewer:-:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:sharepoint_enterprise_server:2016:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:sharepoint_server:2010:sp2:*:*:*:*:*:*
cpe:2.3:a:microsoft:sharepoint_server:2013:sp1:*:*:*:*:*:*
cpe:2.3:a:microsoft:word:2007:sp3:*:*:*:*:*:*
cpe:2.3:a:microsoft:word:2010:sp2:*:*:*:*:*:*
cpe:2.3:a:microsoft:word:2013:sp1:*:*:-:*:*:*
cpe:2.3:a:microsoft:word:2013:sp1:*:*:rt:*:*:*
cpe:2.3:a:microsoft:word:2016:*:*:*:*:*:*:*
These are NVD CPE applicability entries. Some products depend on configuration conditions; consult the official record to confirm applicability.
Advisories and references
- http://www.securityfocus.com/bid/101219
Broken Link · Third Party Advisory · VDB Entry
- http://www.securitytracker.com/id/1039541
Broken Link · Third Party Advisory · VDB Entry
- https://0patch.blogspot.com/2017/11/0patching-pretty-nasty-microsoft-word.html
Exploit
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11826
Patch · Vendor Advisory
- https://securingtomorrow.mcafee.com/mcafee-labs/analyzing-microsoft-office-zero-day-exploit-cve-2017-11826-memory-corruption-vulnerability/
Broken Link · Technical Description · Third Party Advisory
- https://www.tarlogic.com/en/blog/exploiting-word-cve-2017-11826/
Exploit · Third Party Advisory
- http://www.securityfocus.com/bid/101219
Broken Link · Third Party Advisory · VDB Entry
- http://www.securitytracker.com/id/1039541
Broken Link · Third Party Advisory · VDB Entry
- https://0patch.blogspot.com/2017/11/0patching-pretty-nasty-microsoft-word.html
Exploit
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11826
Patch · Vendor Advisory
- https://securingtomorrow.mcafee.com/mcafee-labs/analyzing-microsoft-office-zero-day-exploit-cve-2017-11826-memory-corruption-vulnerability/
Broken Link · Technical Description · Third Party Advisory
- https://www.tarlogic.com/en/blog/exploiting-word-cve-2017-11826/
Exploit · Third Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-11826
US Government Resource