Microsoft Windows Subsystem for Linux CVE-2020-0636 Local Privilege Escalation Vulnerability

Description

Microsoft Windows Subsystem for Linux is prone to a local privilege-escalation vulnerability. An attacker can exploit this issue to gain elevated privileges.

Technologies Affected

• Microsoft Windows 10 Version 1903 for 32-bit Systems
• Microsoft Windows 10 Version 1903 for ARM64-based Systems
• Microsoft Windows 10 Version 1903 for x64-based Systems
• Microsoft Windows 10 Version 1909 for 32-bit Systems
• Microsoft Windows 10 Version 1909 for ARM64-based Systems
• Microsoft Windows 10 Version 1909 for x64-based Systems
• Microsoft Windows Server 1903
• Microsoft Windows Server 1909

Recommendations

Permit local access for trusted individuals only. Where possible, use restricted environments and restricted shells.
Ensure that only trusted users have local, interactive access to affected computers.

Updates are available. Please see the references or vendor advisory for more information.