CVE-2021-21994

Published Jul 13, 2021 CVSS 3.1 · 9.8 Critical EPSS 1.2% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2021-9165 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.
History
Type Values Removed Values Added
CPEs cpe:2.3:a:vmware:cloud_foundation:*:*:*:*:*:*:*:*
Weaknesses

Sources

Status
PUBLISHED
Assigner
vmware
Published
Updated
Aug 3, 2024, 6:30 PM
Reserved
Jan 4, 2021, 12:00 AM
Status
Modified
Published
Jul 13, 2021, 7:15 PM
Modified
Jun 17, 2026, 3:36 AM