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CVE-2021-40450

Win32k Elevation of Privilege Vulnerability

CVSS 7.8 HIGHEPSS 2.0%● KEV
In short

A flaw in Windows' graphics system (Win32k) allows a user with basic access to gain administrative control over the computer. An attacker needs to run malicious code locally to exploit this vulnerability.

Technical detail

A privilege escalation vulnerability in the Win32k kernel component allows an authenticated local attacker to execute arbitrary code with elevated privileges through a specially crafted interaction with the graphics subsystem. Exploitation requires prior code execution in user-mode context and results in complete system compromise.

Summary generated and translated by AI from the official description.
Win32k Elevation of Privilege Vulnerability
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

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