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CVE-2021-36934

Microsoft Windows SAM Local Privilege Escalation Vulnerability

Description

If a Volume Shadow Copy (VSS) shadow copy of the system drive is available, users can read the SAM file which would allow any user to escalate privileges to SYSTEM level.

Recommended action

Apply updates per vendor instructions.

CISA remediation due date for U.S. federal agencies: 24 Feb 2022.

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