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Not yet scored Actively exploited Used in ransomware

CVE-2019-0859

Microsoft Win32k Privilege Escalation Vulnerability

Description

Microsoft Win32k fails to properly handle objects in memory causing privilege escalation. Successful exploitation allows an attacker to run code in kernel mode.

Recommended action

Apply updates per vendor instructions.

CISA remediation due date for U.S. federal agencies: 3 May 2022.

Collected automatically from public sources. Verify affected versions and fixes in the vendor's notice before acting.