CVE-2021-34512

high

Description

Windows Storage Spaces Controller Elevation of Privilege Vulnerability

References

https://www.zerodayinitiative.com/advisories/ZDI-21-820/

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34512

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-34512

Details

Source: Mitre, NVD

Published: 2021-07-14

Updated: 2026-08-10

Risk Information

CVSS v2

Base Score: 7.2

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

Severity: High

CVSS v3

Base Score: 7.8

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

Severity: High

EPSS

EPSS: 0.01378