CVE-2021-31181

high

Description

Microsoft SharePoint Remote Code Execution Vulnerability

References

https://www.tenable.com/blog/microsoft-s-may-2021-patch-tuesday-addresses-55-cves-cve-2021-31166

https://www.zerodayinitiative.com/advisories/ZDI-21-573/

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31181

https://packetstorm.news/files/id/163208

http://packetstormsecurity.com/files/163208/Microsoft-SharePoint-Unsafe-Control-And-ViewState-Remote-Code-Execution.html

Details

Source: Mitre, NVD

Published: 2021-05-11

Updated: 2025-02-28

Risk Information

CVSS v2

Base Score: 6.5

Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 8.8

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity: High