CVE-2021-21994

CRITICAL

9.8

Descricao

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.

Detalhes CVE

Pontuacao CVSS v3.19.8

SeveridadeCRITICAL

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

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado7/13/2021

Ultima modificacao10/31/2025

Fontenvd

Avistamentos honeypot0

Produtos afetados

vmware:cloud_foundationvmware:esxi

Fraquezas (CWE)

CWE-287

Referencias

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)

Correlacoes IOC

Sem correlacoes registradas

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