VMware vCenter Server Arbitrary File Upload (VMSA-2021-0020)

critical Nessus Plugin ID 153889
New! Plugin Severity Now Using CVSS v3

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Synopsis

A virtualization management application installed on the remote host is affected by a arbitrary file upload vulnerability.

Description

An arbitrary file upload vulnerability exists in vCenter Server. An unauthenticated, remote attacker with network access to port 443 on vCenter Server may exploit this issue to execute code on vCenter Server by uploading a specially crafted file.

Solution

Upgrade to VMware vCenter Server 7.0 U2c or later or apply the workaround mentioned in the advisory.

See Also

https://kb.vmware.com/s/article/85717

Plugin Details

Severity: Critical

ID: 153889

File Name: vmware_vcenter_cve-2021-22005.nbin

Version: 1.8

Type: remote

Family: Misc.

Published: 10/6/2021

Updated: 12/20/2021

Dependencies: vmware_vcenter_detect.nbin

Risk Information

CVSS Score Source: CVE-2021-22005

VPR

Risk Factor: Critical

Score: 9.8

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.2

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Temporal Vector: CVSS2#E:F/RL:OF/RC:C

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 9.1

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:F/RL:O/RC:C

Vulnerability Information

CPE: cpe:2.3:a:vmware:vcenter_server:*:*:*:*:*:*:*:*

Required KB Items: Host/VMware/release, Host/VMware/version, Host/VMware/vCenter

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 9/21/2021

Vulnerability Publication Date: 9/21/2021

Exploitable With

Metasploit (VMware vCenter Server Analytics (CEIP) Service File Upload)

Reference Information

CVE: CVE-2021-22005

IAVA: 2021-A-0434