CVE-2018-8226
HIGHWindows 10 and Windows Server 2016 - Denial of Service in HTTP.sys via HTTP/2 Request Parsing
Title source: llmDescription
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 (3)
Core 3
Core References
Patch, Vendor Advisory x_refsource_confirm
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8226
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/104361
Third Party Advisory, VDB Entry vdb-entry
x_refsource_sectrack
http://www.securitytracker.com/id/1041094
Scores
CVSS v3
7.5
EPSS
0.1270
EPSS Percentile
95.9%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
Status
published
Products (8)
microsoft/windows_10
microsoft/windows_10
1607
microsoft/windows_10
1703
microsoft/windows_10
1709
microsoft/windows_10
1803
microsoft/windows_server_1803
microsoft/windows_server_2016
microsoft/windows_server_2016
1709
Published
Jun 14, 2018
Tracked Since
Feb 18, 2026