Vulnerability Monitor

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CVE-2021-21991


The vCenter Server contains a local privilege escalation vulnerability due to the way it handles session tokens. A malicious actor with non-administrative user access on vCenter Server host may exploit this issue to escalate privileges to Administrator on the vSphere Client (HTML5) or vCenter Server vSphere Web Client (FLEX/Flash).


Published

2021-09-22T19:15:09.093

Last Modified

2024-11-21T05:49:23.853

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.8 (HIGH)

CVSSv2 Vector

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

  • Access Vector: LOCAL
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: PARTIAL
  • Availability Impact: PARTIAL
Exploitability Score

3.9

Impact Score

6.4

Weaknesses
  • Type: Primary
    NVD-CWE-noinfo

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application vmware cloud_foundation < 3.10.2.2 Yes
Application vmware cloud_foundation < 4.3 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 6.5 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 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 vcenter_server 7.0 Yes

References