CVE-2021-40486

high
New! CVE Severity Now Using CVSS v3

The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Description

Microsoft Word Remote Code Execution Vulnerability

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-40486

https://www.zerodayinitiative.com/advisories/ZDI-21-1158/

Details

Source: MITRE

Published: 2021-10-13

Updated: 2021-10-19

Risk Information

CVSS v2

Base Score: 6.8

Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P

Impact Score: 6.4

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3

Base Score: 7.8

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

Impact Score: 5.9

Exploitability Score: 1.8

Severity: HIGH

Tenable Plugins

View all (8 total)

IDNameProductFamilySeverity
113087Microsoft SharePoint Server 2013 < 15.0.5389.1000 Multiple VulnerabilitiesWeb Application ScanningComponent Vulnerability
high
113086Microsoft SharePoint Server 2016 < 16.0.5227.1000 Multiple VulnerabilitiesWeb Application ScanningComponent Vulnerability
high
113085Microsoft SharePoint Server 2019 < 16.0.10379.20000 Multiple VulnerabilitiesWeb Application ScanningComponent Vulnerability
high
154171Security Updates for Microsoft Office Web Apps (October 2021)NessusWindows : Microsoft Bulletins
high
154039Security Updates for Microsoft Sharepoint Server 2016 (October 2021)NessusWindows : Microsoft Bulletins
high
154031Security Updates for Microsoft Word Products (October 2021)NessusWindows : Microsoft Bulletins
high
154030Security Updates for Microsoft SharePoint Server 2019 (October 2021)NessusWindows : Microsoft Bulletins
high
154028Security Updates for Microsoft SharePoint Server 2013 (October 2021)NessusWindows : Microsoft Bulletins
high