CVE-2018-8337

Windows Subsystem for Linux Security Feature Bypass Vulnerability

CVE-2018-8337 is fixed in 3 products on 1 platform, first by KB4457142, released September 11, 2018. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
5.3
Important
Exploitation
None reported
N/A
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0147
73rd percentile

<p>A security feature bypass vulnerability exists when Windows Subsystem for Linux improperly handles case sensitivity. An attacker who successfully exploited this vulnerability could replace or delete arbitrary files as a low privilege user.</p> <p>A attacker could exploit this vulnerability by running a specially crafted application.</p> <p>The update addresses the vulnerability by correcting how Windows Subsystem for Linux handles case sensitivity.</p>

Where it's fixed

ProductFixed inFixReleased
Microsoft
Windows 10 Version 1709 for 32-bit Systems 16299.665 KB4457142 Sep 11, 2018
Windows 10 Version 1709 for x64-based Systems 16299.665 KB4457142 Sep 11, 2018
Windows Server, version 1709 (Server Core Installation) 16299.665 KB4457142 Sep 11, 2018