CVE-2021-21973

The vSphere Client (HTML5) contains an SSRF (Server Side Request Forgery) vulnerability due to improper validation of URLs in a vCenter Server plugin. A malicious actor with network access to port 443 may exploit this issue by sending a POST request to vCenter Server plugin leading to information disclosure. 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).

Affected products

Vmware Vcenter, Vmware Cloud Foundation, Vmware Vcenter Server, Vsphere Client

Vmware Cloud Foundation

< 3.10.1.2, 4.2

Vmware Vcenter Server

= 6.5, 6.7, 7.0

Fix

Available

CVSS 3.1

5.3 MEDIUM

EPSS

87.6% (100th percentile)

Weakness

CWE-918

NVD status

Analyzed

Published

2021-02-24