7.5high
CVE-2018-8226in critical feed
A denial of service vulnerability exists in the HTTP 2.0 protocol stack (HTTP.sys) when HTTP.sys improperly parses specially crafted HTTP 2…
Published 8 y ago · modified 4 mo ago · JSON
CVSS
7.5
v3.0 · NVD
CISA KEV
No
not known exploited
EPSS
14.4%
percentile 97%
Public exploits
0
none known
Summary
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.
Exploit prediction (EPSS)
14.39% probability of exploitation in the next 30 days, higher than 97% of all scored CVEs.
CVSS scores
| Assigned by | Version | Score | Vector |
|---|---|---|---|
| NVD | 3.0 | 7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 7.8 | AV:N/AC:L/Au:N/C:N/I:N/A:C |
Affected products
- Microsoft Windows Server 2016
- Microsoft Windows 10
- Microsoft Windows 10 Servers
References
- portal.msrc.microsoft.com /en-US/security-guidance/advisory/CVE-2018-8226 · x_refsource_CONFIRM, x_transferred
- securityfocus.com /bid/104361 · vdb-entry, x_refsource_BID, x_transferred
- securitytracker.com /id/1041094 · vdb-entry, x_refsource_SECTRACK, x_transferred
Sources
- CVE List: CVE-2018-8226
- NVD: CVE-2018-8226
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