CVE-2021-21994

CRITICAL

9.8

Description

SFCB (Small Footprint CIM Broker) as used in ESXi has an authentication bypass vulnerability. A malicious actor with network access to port 5989 on ESXi may exploit this issue to bypass SFCB authentication by sending a specially crafted request.

Details CVE

Score CVSS v3.19.8

SeveriteCRITICAL

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

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisNONE

Interaction utilisateurNONE

Publie7/13/2021

Derniere modification10/31/2025

Sourcenvd

Observations honeypot0

Produits affectes

vmware:cloud_foundationvmware:esxi

Faiblesses (CWE)

CWE-287

References

https://www.vmware.com/security/advisories/VMSA-2021-0014.html(security@vmware.com)

https://www.vmware.com/security/advisories/VMSA-2021-0014.html(af854a3a-2127-422b-91ae-364da2661108)

Correlations IOC

Aucune correlation enregistree

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