Vulnerability Monitor

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CVE-2021-21986

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.

Published

2021-05-26T15:15:07.973

Last Modified

2024-11-21T05:49:22.557

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: COMPLETE
  • Integrity Impact: COMPLETE
  • Availability Impact: COMPLETE
Exploitability Score

10.0

Impact Score

10.0

Weaknesses
  • Type: Primary
    CWE-306
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application vmware vcenter_server 6.5 Yes
Application vmware vcenter_server 6.5 Yes
Application vmware vcenter_server 6.5 Yes
Application vmware vcenter_server 6.5 Yes
Application vmware vcenter_server 6.5 Yes
Application vmware vcenter_server 6.5 Yes
Application vmware vcenter_server 6.5 Yes
Application vmware vcenter_server 6.5 Yes
Application vmware vcenter_server 6.5 Yes
Application vmware vcenter_server 6.5 Yes
Application vmware vcenter_server 6.5 Yes
Application vmware vcenter_server 6.5 Yes
Application vmware vcenter_server 6.5 Yes
Application vmware vcenter_server 6.5 Yes
Application vmware vcenter_server 6.5 Yes
Application vmware vcenter_server 6.5 Yes
Application vmware vcenter_server 6.5 Yes
Application vmware vcenter_server 6.5 Yes
Application vmware vcenter_server 6.5 Yes
Application vmware vcenter_server 6.5 Yes
Application vmware vcenter_server 6.5 Yes
Application vmware vcenter_server 6.5 Yes
Application vmware vcenter_server 6.5 Yes
Application vmware vcenter_server 6.7 Yes
Application vmware vcenter_server 6.7 Yes
Application vmware vcenter_server 6.7 Yes
Application vmware vcenter_server 6.7 Yes
Application vmware vcenter_server 6.7 Yes
Application vmware vcenter_server 6.7 Yes
Application vmware vcenter_server 6.7 Yes
Application vmware vcenter_server 6.7 Yes
Application vmware vcenter_server 6.7 Yes
Application vmware vcenter_server 6.7 Yes
Application vmware vcenter_server 6.7 Yes
Application vmware vcenter_server 6.7 Yes
Application vmware vcenter_server 6.7 Yes
Application vmware vcenter_server 6.7 Yes
Application vmware vcenter_server 6.7 Yes
Application vmware vcenter_server 6.7 Yes
Application vmware vcenter_server 6.7 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware vcenter_server 7.0 Yes
Application vmware cloud_foundation < 3.10.2.1 Yes
Application vmware cloud_foundation < 4.2.1 Yes
References