CVE-2021-26866 Information

Description

Windows Update Service Elevation of Privilege Vulnerability

CVSS Vector

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

Reference

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26866 https://www.zerodayinitiative.com/advisories/ZDI-21-286/

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

LOW

Base Score

HIGH

Base Severity

6.1