10

CVE-2021-21972

Warnung
Exploit
The vSphere Client (HTML5) contains a remote code execution vulnerability in a vCenter Server plugin. 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. 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).
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
VMware ≫ Cloud Foundation Version >= 3.0 < 3.10.1.2
VMware ≫ Cloud Foundation Version >= 4.0 < 4.2
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 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 6.7 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 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

03.11.2021: CISA Known Exploited Vulnerabilities (KEV) Catalog

VMware vCenter Server Remote Code Execution Vulnerability

Schwachstelle

VMware vCenter Server vSphere Client contains a remote code execution vulnerability in a vCenter Server plugin which allows an attacker with network access to port 443 to execute commands with unrestricted privileges on the underlying operating system.

Beschreibung

Apply updates per vendor instructions.

Erforderliche Maßnahmen
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 99.52% 0.999
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-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.

http://packetstormsecurity.com/files/161590/VMware-vCenter-Server-7.0-Arbitrary-File-Upload.html
Third Party Advisory
Exploit
VDB Entry
http://packetstormsecurity.com/files/161695/VMware-vCenter-Server-File-Upload-Remote-Code-Execution.html
Third Party Advisory
Exploit
VDB Entry
http://packetstormsecurity.com/files/163268/VMware-vCenter-6.5-6.7-7.0-Remote-Code-Execution.html
Third Party Advisory
Exploit
VDB Entry
https://www.vmware.com/security/advisories/VMSA-2021-0002.html
Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-21972
US Government Resource