CVE-2021-40487

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 SharePoint Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-41344.

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-40487

https://www.zerodayinitiative.com/advisories/ZDI-21-1225/

Details

Source: MITRE

Published: 2021-10-13

Updated: 2021-11-04

Risk Information

CVSS v2

Base Score: 6.5

Vector: AV:N/AC:L/Au:S/C:P/I:P/A:P

Impact Score: 6.4

Exploitability Score: 8

Severity: MEDIUM

CVSS v3

Base Score: 8.8

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

Impact Score: 5.9

Exploitability Score: 2.8

Severity: HIGH

Tenable Plugins

View all (3 total)

IDNameProductFamilySeverity
154039Security Updates for Microsoft Sharepoint Server 2016 (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