Vulnerability Details CVE-2021-21994
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 22.0%
CVSS Severity
CVSS v3 Score 9.8
CVSS v2 Score 6.8
References
Products affected by CVE-2021-21994
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cpe:2.3:o:vmware:cloud_foundation:*
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cpe:2.3:o:vmware:cloud_foundation:4.1.0.1
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cpe:2.3:o:vmware:esxi:6.5
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cpe:2.3:o:vmware:esxi:6.7
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cpe:2.3:o:vmware:esxi:7.0