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CVE-2021-21986

critical · 9.8

The vSphere Client (HTML5) contains a vulnerability in a vSphere authentication mechanism for the Virtual SAN Health Check, Site Recovery, vSphere Lifecycle Manager, and VMware Cloud Director Availability plug-ins. A malicious actor with network access to port 443 on vCenter Server may perform actions allowed by the impacted plug-ins without authentication.

9.8
CVSS
12.9%
EPSS (exploit prob.)
96th
EPSS percentile
2021-05-26
Published

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

Weaknesses

CWE-306

Affected products

VendorProductAffected versions
vmwarevcenter_server6.5
vmwarevcenter_server6.5
vmwarevcenter_server6.5
vmwarevcenter_server6.5
vmwarevcenter_server6.5
vmwarevcenter_server6.5
vmwarevcenter_server6.5
vmwarevcenter_server6.5
vmwarevcenter_server6.5
vmwarevcenter_server6.5
vmwarevcenter_server6.5
vmwarevcenter_server6.5
vmwarevcenter_server6.5
vmwarevcenter_server6.5
vmwarevcenter_server6.5
vmwarevcenter_server6.5
vmwarevcenter_server6.5
vmwarevcenter_server6.5
vmwarevcenter_server6.5
vmwarevcenter_server6.5
vmwarevcenter_server6.5
vmwarevcenter_server6.5
vmwarevcenter_server6.5
vmwarevcenter_server6.7
vmwarevcenter_server6.7
vmwarevcenter_server6.7
vmwarevcenter_server6.7
vmwarevcenter_server6.7
vmwarevcenter_server6.7
vmwarevcenter_server6.7
vmwarevcenter_server6.7
vmwarevcenter_server6.7
vmwarevcenter_server6.7
vmwarevcenter_server6.7
vmwarevcenter_server6.7
vmwarevcenter_server6.7
vmwarevcenter_server6.7
vmwarevcenter_server6.7
vmwarevcenter_server6.7
vmwarevcenter_server6.7

Check a specific version with /api/v1/cve/match.

References

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2021-21986