CVE-2018-8231

highpriority · track · 38EPSS 0.161 · 97 %ileEUUS

grimoire priorityP1 · Urgent

Exploitable?

—

no known exploitation

Likely / severe?

16.1% (97th) EPSS

CVSS 9.3 · high

Is it mine?

21 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

A remote code execution vulnerability exists when HTTP Protocol Stack (Http.sys) improperly handles objects in memory, aka "HTTP Protocol Stack Remote Code Execution Vulnerability." This affects Windows Server 2016, Windows 10, Windows 10 Servers.

cvss

Technical severity, 0–10. One row per scoring source.

9.3

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.09.3highAV:N/AC:M/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 8.6 · impact 10

v3.08.1highCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 2.2 · impact 5.9

v3.07.4highCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-416USLLM-inferred

affected products (21)

Products and version ranges known to be affected.

Microsoft Windows 10≤ Version 1607 for 32-bit Systemsenisa_euvdEU
Microsoft Windows 10≤ Version 1607 for x64-based Systemsenisa_euvdEU
Microsoft Windows 10≤ Version 1803 for 32-bit Systemsenisa_euvdEU
Microsoft Windows 10≤ Version 1803 for x64-based Systemsenisa_euvdEU
Microsoft Windows 10≤ Version 1709 for x64-based Systemsenisa_euvdEU
Microsoft Windows 10≤ 32-bit Systemsenisa_euvdEU
Microsoft Windows 10≤ x64-based Systemsenisa_euvdEU
Microsoft Windows 10≤ Version 1709 for 32-bit Systemsenisa_euvdEU
Microsoft Windows 10≤ Version 1703 for 32-bit Systemsenisa_euvdEU
Microsoft Windows 10≤ Version 1703 for x64-based Systemsenisa_euvdEU
Microsoft Windows 10 Servers≤ version 1803 (Server Core Installation)enisa_euvdEU
Microsoft Windows 10 Servers≤ version 1709 (Server Core Installation)enisa_euvdEU
Microsoft Windows Server 2016≤ (Server Core installation)enisa_euvdEU
microsoft windows 10all versionsnvdUScpe:2.3:o:microsoft:windows_10:*:*:*:*:*:*:*:*
microsoft windows 10= 1607nvdUScpe:2.3:o:microsoft:windows_10:*:*:*:*:*:*:*:*
microsoft windows 10= 1703nvdUScpe:2.3:o:microsoft:windows_10:*:*:*:*:*:*:*:*
microsoft windows 10= 1709nvdUScpe:2.3:o:microsoft:windows_10:*:*:*:*:*:*:*:*
microsoft windows 10= 1803nvdUScpe:2.3:o:microsoft:windows_10:*:*:*:*:*:*:*:*
microsoft windows server 1803all versionsnvdUScpe:2.3:o:microsoft:windows_server_1803:*:*:*:*:*:*:*:*
microsoft windows server 2016all versionsnvdUScpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*

showing 20 of 21

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2018-06-14modified 2026-06-17

references (9)

External citations — patches, advisories, analysis.

scry

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