CVE-2018-8414

highpriority · act · 90OT risk · criticalKEV · exploitedEPSS 0.726 · 99 %ileexploit · PoCEURUUS

grimoire priorityP0 · Act now

Exploitable?

Yes · in the wild

CISA KEV · 1 exploit · PoC

Likely / severe?

72.6% (99th) EPSS

CVSS 9.3 · high

Is it mine?

18 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

added 2022-03-25remediate by 2022-04-15

required action Apply updates per vendor instructions.

EPSS · scored 2026-10-26

Microsoft Windows Shell Remote Code Execution Vulnerability

A remote code execution vulnerability exists when the Windows Shell does not properly validate file paths, aka "Windows Shell Remote Code Execution Vulnerability." This affects Windows 10 Servers, Windows 10.

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

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 2.8 · impact 5.9

v3.17.8highAV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · ENISA EU

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondaryexploitability 2.8 · impact 5.9

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:Hsecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: active · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USprimaryCWE-20US

exploits (1)

Public proof-of-concept and weaponised exploit code.

whereisr0da/CVE-2018-8414-POCSimple poc of CVE-2018-8414 Windows Package Setting RCE VulnerabilityPoC · poc_in_github

affected products (18)

Products and version ranges known to be affected.

Microsoft Windows 10≤ Version 1803 for x64-based Systemsenisa_euvdEU
Microsoft Windows 10≤ Version 1703 for x64-based Systemsenisa_euvdEU
Microsoft Windows 10≤ Version 1709 for x64-based Systemsenisa_euvdEU
Microsoft Windows 10≤ Version 1803 for 32-bit 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 Servers≤ version 1709 (Server Core Installation)enisa_euvdEU
Microsoft Windows 10 Servers≤ version 1803 (Server Core Installation)enisa_euvdEU
Microsoft Corp Windows 10 1703all versionsfstec_bduRU
Microsoft Corp Windows 10 1709all versionsfstec_bduRU
Microsoft Corp Windows 10 1803all versionsfstec_bduRU
Microsoft Corp Windows Server 1709 (Server Core Installation)all versionsfstec_bduRU
Microsoft Corp Windows Server 1803 (Server Core Installation)all versionsfstec_bduRU
microsoft windows 10 1703all versionsnvdUScpe:2.3:o:microsoft:windows_10_1703:*:*:*:*:*:*:*:*
microsoft windows 10 1709all versionsnvdUScpe:2.3:o:microsoft:windows_10_1709:*:*:*:*:*:*:*:*
microsoft windows 10 1803all versionsnvdUScpe:2.3:o:microsoft:windows_10_1803:*:*:*:*:*:*:*:*
microsoft windows server 1709all versionsnvdUScpe:2.3:o:microsoft:windows_server_1709:*:*:*:*:*:*:*:*
microsoft windows server 1803all versionsnvdUScpe:2.3:o:microsoft:windows_server_1803:*:*:*:*:*:*:*:*

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd NVD CVE.org MITRE

published 2018-08-15modified 2026-06-17

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+25152 more

references (11)

External citations — patches, advisories, analysis.

scry

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