CVE-2018-8441
An elevation of privilege vulnerability exists due to an integer overflow in Windows Subsystem for Linux, aka "Windows Subsystem for Linux Elevation of Privilege Vulnerability." This affects Windows 10, Windows 10 Servers.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.08%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An elevation of privilege vulnerability exists due to an integer overflow in Windows Subsystem for Linux, aka "Windows Subsystem for Linux Elevation of Privilege Vulnerability." This affects Windows 10, Windows 10 Servers.
- CVSS 3.0
- 7.8 HIGHCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.08% probability · 65th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-190
- Affected
- microsoft/windows 10 · microsoft/windows server 2016
- Source
- secure@microsoft.com
EPSS 1.1% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://www.securityfocus.com/bid/105271Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1041641Third Party Advisory, VDB Entry
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8441Patch, Vendor Advisory
- http://www.securityfocus.com/bid/105271Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1041641Third Party Advisory, VDB Entry
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8441Patch, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.