CVE-2018-8226

HIGH

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: 2018-10-30

Type: CWE-19

Risk Information

CVSS v2.0

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 v3.0

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