CVE-2021-22009

high
New! CVE Severity Now Using CVSS v3

The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Description

The vCenter Server contains multiple denial-of-service vulnerabilities in VAPI (vCenter API) service. A malicious actor with network access to port 443 on vCenter Server may exploit these issues to create a denial of service condition due to excessive memory consumption by VAPI service.

References

https://www.vmware.com/security/advisories/VMSA-2021-0020.html

Details

Source: MITRE

Published: 2021-09-23

Updated: 2021-09-27

Type: CWE-400

Risk Information

CVSS v2

Base Score: 5

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

Impact Score: 2.9

Exploitability Score: 10

Severity: MEDIUM

CVSS v3

Base Score: 7.5

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

Impact Score: 3.6

Exploitability Score: 3.9

Severity: HIGH

Tenable Plugins

View all (3 total)

IDNameProductFamilySeverity
153547VMware vCenter Server < 6.5 U3q Multiple Vulnerabilities (VMSA-2021-0020)NessusMisc.
high
153545VMware vCenter Server < 7.0 U2c Multiple Vulnerabilities (VMSA-2021-0020)NessusMisc.
high
153544VMware vCenter Server < 6.7 Multiple Vulnerabilities (VMSA-2021-0020)NessusMisc.
high