CVE-2018-8271

5.5 mediumEPSS 2.8%

An information disclosure vulnerability exists in Windows when the Windows bowser.sys kernel-mode driver fails to properly handle objects in memory, aka "Windows Information Disclosure Vulnerability." This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers.

Severity

CVSS 3.0

5.5 medium

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

EPSS: 2.8% chance of exploitation in the next 30 days; higher than 86% of CVEs (scores of 2026-10-31)
CWE: CWE-200
Published: 2018-09-13
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

microsoft:windows_10
microsoft:windows_7
microsoft:windows_8.1
microsoft:windows_rt_8.1
microsoft:windows_server_2008
microsoft:windows_server_2012
microsoft:windows_server_2016

References

http://www.securityfocus.com/bid/105247
http://www.securitytracker.com/id/1041635
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8271
http://www.securityfocus.com/bid/105247
http://www.securitytracker.com/id/1041635

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