CVE-2021-21986

The vSphere Client (HTML5) contains a vulnerability in a vSphere authentication mechanism for the Virtual SAN Health Check, Site Recovery, vSphere Lifecycle Manager, and VMware Cloud Director Availability plug-ins. A malicious actor with network access to port 443 on vCenter Server may perform actions allowed by the impacted plug-ins without authentication.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
vmwareCNA
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 77%
VendorProductVersion
vmwarevcenter_server
6.5
vmwarevcenter_server
6.5:a
vmwarevcenter_server
6.5:b
vmwarevcenter_server
6.5:c
vmwarevcenter_server
6.5:d
vmwarevcenter_server
6.5:e
vmwarevcenter_server
6.5:f
vmwarevcenter_server
6.5:update1
vmwarevcenter_server
6.5:update1b
vmwarevcenter_server
6.5:update1c
vmwarevcenter_server
6.5:update1d
vmwarevcenter_server
6.5:update1e
vmwarevcenter_server
6.5:update1g
vmwarevcenter_server
6.5:update2
vmwarevcenter_server
6.5:update2b
vmwarevcenter_server
6.5:update2c
vmwarevcenter_server
6.5:update2d
vmwarevcenter_server
6.5:update2g
vmwarevcenter_server
6.5:update3
vmwarevcenter_server
6.5:update3d
vmwarevcenter_server
6.5:update3f
vmwarevcenter_server
6.5:update3k
vmwarevcenter_server
6.5:update3n
vmwarevcenter_server
6.7
vmwarevcenter_server
6.7:a
vmwarevcenter_server
6.7:b
vmwarevcenter_server
6.7:d
vmwarevcenter_server
6.7:update1
vmwarevcenter_server
6.7:update1b
vmwarevcenter_server
6.7:update2
vmwarevcenter_server
6.7:update2a
vmwarevcenter_server
6.7:update2c
vmwarevcenter_server
6.7:update3
vmwarevcenter_server
6.7:update3a
vmwarevcenter_server
6.7:update3b
vmwarevcenter_server
6.7:update3f
vmwarevcenter_server
6.7:update3g
vmwarevcenter_server
6.7:update3j
vmwarevcenter_server
6.7:update3l
vmwarevcenter_server
6.7:update3m
vmwarevcenter_server
7.0
vmwarevcenter_server
7.0:a
vmwarevcenter_server
7.0:b
vmwarevcenter_server
7.0:c
vmwarevcenter_server
7.0:d
vmwarevcenter_server
7.0:update1
vmwarevcenter_server
7.0:update1a
vmwarevcenter_server
7.0:update1c
vmwarevcenter_server
7.0:update1d
vmwarevcenter_server
7.0:update2
vmwarevcenter_server
7.0:update2a
vmwarecloud_foundation
3.0 ≤
𝑥
< 3.10.2.1
vmwarecloud_foundation
4.0 ≤
𝑥
< 4.2.1
𝑥
= Vulnerable software versions