Microsoft Windows Subsystem for Linux CVE-2018-8337 Local Security Bypass Vulnerability

Description

Microsoft Windows Subsystem for Linux is prone to a local security-bypass vulnerability. An attacker can exploit this issue to bypass certain security restrictions and perform unauthorized actions. This may aid in further attacks.

Technologies Affected

• Microsoft Windows 10 version 1709 for 32-bit Systems
• Microsoft Windows 10 version 1709 for x64-based Systems
• Microsoft Windows Server 1709

Recommendations

Configure webservers to serve only specific, defined file types.
To exploit this vulnerability, an attacker requires local access to an affected computer. Grant local access for trusted and accountable users only.

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