CVE-2021-33771

HIGHCISA KEV

7.8

Description

Windows Kernel Elevation of Privilege Vulnerability

Details CVE

Score CVSS v3.17.8

SeveriteHIGH

Vecteur CVSSCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Vecteur d'attaqueLOCAL

ComplexiteLOW

Privileges requisLOW

Interaction utilisateurNONE

Publie7/14/2021

Derniere modification10/29/2025

Sourcekev

Observations honeypot0

CISA KEV

FournisseurMicrosoft

ProduitWindows

Nom vulnerabiliteMicrosoft Windows Kernel Privilege Escalation Vulnerability

Date ajout KEV2021-11-03

Date limite remediation2021-11-17

Utilise dans ransomwareUnknown

Produits affectes

microsoft:windows_10_1507microsoft:windows_10_1607microsoft:windows_10_1809microsoft:windows_10_1909microsoft:windows_10_2004microsoft:windows_10_20h2microsoft:windows_10_21h1microsoft:windows_8.1microsoft:windows_rt_8.1microsoft:windows_server_2004microsoft:windows_server_2008microsoft:windows_server_2012microsoft:windows_server_2016microsoft:windows_server_2019microsoft:windows_server_20h2

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-33771(secure@microsoft.com)

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-33771(af854a3a-2127-422b-91ae-364da2661108)

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-33771(134c704f-9b21-4f2e-91b3-4a467353bcc0)

Correlations IOC

Aucune correlation enregistree

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