Vulnerability Monitor

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CVE-2021-21973

The vSphere Client (HTML5) contains an SSRF (Server Side Request Forgery) vulnerability due to improper validation of URLs in a vCenter Server plugin. A malicious actor with network access to port 443 may exploit this issue by sending a POST request to vCenter Server plugin leading to information disclosure. This affects: VMware vCenter Server (7.x before 7.0 U1c, 6.7 before 6.7 U3l and 6.5 before 6.5 U3n) and VMware Cloud Foundation (4.x before 4.2 and 3.x before 3.10.1.2).

Published

2021-02-24T17:15:15.923

Last Modified

2025-03-28T16:31:11.093

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 5.3 (MEDIUM)

CVSSv2 Vector

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

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

10.0

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-918
  • Type: Secondary
    CWE-918
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application vmware cloud_foundation < 3.10.1.2 Yes
Application vmware cloud_foundation < 4.2 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 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