CVE-2018-8226

high
New! CVE Severity Now Using CVSS v3

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Description

A denial of service vulnerability exists in the HTTP 2.0 protocol stack (HTTP.sys) when HTTP.sys improperly parses specially crafted HTTP 2.0 requests, aka "HTTP.sys Denial of Service Vulnerability." This affects Windows Server 2016, Windows 10, Windows 10 Servers.

References

http://www.securityfocus.com/bid/104361

http://www.securitytracker.com/id/1041094

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8226

Details

Source: MITRE

Published: 2018-06-14

Updated: 2019-10-03

Risk Information

CVSS v2

Base Score: 7.8

Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C

Impact Score: 6.9

Exploitability Score: 10

Severity: HIGH

CVSS v3

Base Score: 7.5

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

Impact Score: 3.6

Exploitability Score: 3.9

Severity: HIGH

Tenable Plugins

View all (5 total)

IDNameProductFamilySeverity
110491KB4284880: Windows 10 Version 1607 and Windows Server 2016 June 2018 Security UpdateNessusWindows : Microsoft Bulletins
high
110490KB4284874: Windows 10 Version 1703 June 2018 Security UpdateNessusWindows : Microsoft Bulletins
high
110489KB4284860: Windows 10 June 2018 Security UpdateNessusWindows : Microsoft Bulletins
high
110487KB4284835: Windows 10 Version 1803 and Windows Server Version 1803 June 2018 Security UpdateNessusWindows : Microsoft Bulletins
high
110485KB4284819: Windows 10 Version 1709 and Windows Server Version 1709 June 2018 Security UpdateNessusWindows : Microsoft Bulletins
high