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7.8highHigh

CVE-2021-34516

Microsoft Windows 10

Win32k Elevation of Privilege Vulnerability

Exploitation status

  • A vendor advisory or patch reference has been published.

What the metrics mean

  • It is requires local access to the machine.
  • For an attacker who can reach it, no special conditions are needed to exploit it.
  • To exploit it, an ordinary user account is needed.
  • Beyond that, no action by a user is required.

Scoring

CVSS
7.8 (v3.1)
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-20
Assigned by
secure@microsoft.com

Dates

Published
2021-07-14
Last modified
2026-08-10
Sources
NVD

Affected products

  • Microsoft Windows 10all versions, 20h2, 21h1, 1607, 1809, 1909, 2004
  • Microsoft Windows 7all versions
  • Microsoft Windows 8.1all versions
  • Microsoft Windows Rt 8.1all versions
  • Microsoft Windows Server 2008all versions, r2
  • Microsoft Windows Server 2012all versions, r2
  • Microsoft Windows Server 2016all versions, 20h2, 2004
  • Microsoft Windows Server 2019all versions

As listed in the NVD configuration data. Not a statement about your estate.

References