Executive Summary

Informations
Name CVE-2021-21985 First vendor Publication 2021-05-26
Vendor Cve Last vendor Modification 2025-04-02

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 9.8
Base Score 9.8 Environmental Score 9.8
impact SubScore 5.9 Temporal Score 9.8
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:C/I:C/A:C)
Cvss Base Score 10 Attack Range Network
Cvss Impact Score 10 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

The vSphere Client (HTML5) contains a remote code execution vulnerability due to lack of input validation in the Virtual SAN Health Check plug-in which is enabled by default in vCenter Server. A malicious actor with network access to port 443 may exploit this issue to execute commands with unrestricted privileges on the underlying operating system that hosts vCenter Server.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21985

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 30
Application 51
Os 3

Metasploit Database

id Description
2021-05-25 VMware vCenter Server Virtual SAN Health Check Plugin RCE

Sources (Detail)

http://packetstormsecurity.com/files/162812/VMware-Security-Advisory-2021-001...
http://packetstormsecurity.com/files/163487/VMware-vCenter-Server-Virtual-SAN...
https://www.vmware.com/security/advisories/VMSA-2021-0010.html
Source Url

Alert History

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Date Informations
2025-05-27 01:39:17
  • Multiple Updates
2025-01-29 21:21:12
  • Multiple Updates
2024-11-28 13:52:20
  • Multiple Updates
2022-12-17 01:58:49
  • Multiple Updates
2022-12-16 01:55:48
  • Multiple Updates
2022-04-09 01:55:02
  • Multiple Updates
2022-01-08 01:46:22
  • Multiple Updates
2021-11-30 12:49:15
  • Multiple Updates
2021-09-14 21:23:36
  • Multiple Updates
2021-08-24 17:23:01
  • Multiple Updates
2021-07-14 00:23:00
  • Multiple Updates
2021-07-13 21:23:25
  • Multiple Updates
2021-07-12 21:23:10
  • Multiple Updates
2021-06-03 21:23:10
  • Multiple Updates
2021-05-27 00:22:46
  • Multiple Updates
2021-05-26 21:23:09
  • First insertion