10

CVE-2021-21985

Warnung
Exploit
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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
VMware ≫ vCenter Server Version 6.5 Update -
VMware ≫ vCenter Server Version 6.5 Update a
VMware ≫ vCenter Server Version 6.5 Update b
VMware ≫ vCenter Server Version 6.5 Update c
VMware ≫ vCenter Server Version 6.5 Update d
VMware ≫ vCenter Server Version 6.5 Update e
VMware ≫ vCenter Server Version 6.5 Update f
VMware ≫ vCenter Server Version 6.5 Update update1
VMware ≫ vCenter Server Version 6.5 Update update1b
VMware ≫ vCenter Server Version 6.5 Update update1c
VMware ≫ vCenter Server Version 6.5 Update update1d
VMware ≫ vCenter Server Version 6.5 Update update1e
VMware ≫ vCenter Server Version 6.5 Update update1g
VMware ≫ vCenter Server Version 6.5 Update update2
VMware ≫ vCenter Server Version 6.5 Update update2b
VMware ≫ vCenter Server Version 6.5 Update update2c
VMware ≫ vCenter Server Version 6.5 Update update2d
VMware ≫ vCenter Server Version 6.5 Update update2g
VMware ≫ vCenter Server Version 6.5 Update update3
VMware ≫ vCenter Server Version 6.5 Update update3d
VMware ≫ vCenter Server Version 6.5 Update update3f
VMware ≫ vCenter Server Version 6.5 Update update3k
VMware ≫ vCenter Server Version 6.5 Update update3n
VMware ≫ vCenter Server Version 6.7 Update -
VMware ≫ vCenter Server Version 6.7 Update a
VMware ≫ vCenter Server Version 6.7 Update b
VMware ≫ vCenter Server Version 6.7 Update d
VMware ≫ vCenter Server Version 6.7 Update update1
VMware ≫ vCenter Server Version 6.7 Update update1b
VMware ≫ vCenter Server Version 6.7 Update update2
VMware ≫ vCenter Server Version 6.7 Update update2a
VMware ≫ vCenter Server Version 6.7 Update update2c
VMware ≫ vCenter Server Version 6.7 Update update3
VMware ≫ vCenter Server Version 6.7 Update update3a
VMware ≫ vCenter Server Version 6.7 Update update3b
VMware ≫ vCenter Server Version 6.7 Update update3f
VMware ≫ vCenter Server Version 6.7 Update update3g
VMware ≫ vCenter Server Version 6.7 Update update3j
VMware ≫ vCenter Server Version 6.7 Update update3l
VMware ≫ vCenter Server Version 6.7 Update update3m
VMware ≫ vCenter Server Version 7.0 Update -
VMware ≫ vCenter Server Version 7.0 Update a
VMware ≫ vCenter Server Version 7.0 Update b
VMware ≫ vCenter Server Version 7.0 Update c
VMware ≫ vCenter Server Version 7.0 Update d
VMware ≫ vCenter Server Version 7.0 Update update1
VMware ≫ vCenter Server Version 7.0 Update update1a
VMware ≫ vCenter Server Version 7.0 Update update1c
VMware ≫ vCenter Server Version 7.0 Update update1d
VMware ≫ vCenter Server Version 7.0 Update update2
VMware ≫ vCenter Server Version 7.0 Update update2a
VMware ≫ Cloud Foundation Version >= 3.0 < 3.10.2.1
VMware ≫ Cloud Foundation Version >= 4.0 < 4.2.1

03.11.2021: CISA Known Exploited Vulnerabilities (KEV) Catalog

VMware vCenter Server Improper Input Validation Vulnerability

Schwachstelle

VMware vSphere Client contains an improper input validation vulnerability in the Virtual SAN Health Check plug-in, which is enabled by default in vCenter Server, which allows for remote code execution.

Beschreibung

Apply updates per vendor instructions.

Erforderliche Maßnahmen
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 100% 1
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 9.8 3.9 5.9
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NIST 10 10 10
AV:N/AC:L/Au:N/C:C/I:C/A:C
CISA-ADP 9.8 3.9 5.9
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE-20 Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

CWE-470 Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection')

The product uses external input with reflection to select which classes or code to use, but it does not sufficiently prevent the input from selecting improper classes or code.

CWE-918 Server-Side Request Forgery (SSRF)

The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination.

http://packetstormsecurity.com/files/162812/VMware-Security-Advisory-2021-0010.html
Third Party Advisory
VDB Entry
http://packetstormsecurity.com/files/163487/VMware-vCenter-Server-Virtual-SAN-Health-Check-Remote-Code-Execution.html
Third Party Advisory
Exploit
VDB Entry
https://www.vmware.com/security/advisories/VMSA-2021-0010.html
Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-21985
US Government Resource