CVE Vulnerabilities

CVE-2020-3994

Improper Certificate Validation

Published: Oct 20, 2020 | Modified: Aug 24, 2021
CVSS 3.x
7.4
HIGH
Source:
NVD
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS 2.x
5.8 MEDIUM
AV:N/AC:M/Au:N/C:P/I:P/A:N
RedHat/V2
RedHat/V3
Ubuntu

VMware vCenter Server (6.7 before 6.7u3, 6.6 before 6.5u3k) contains a session hijack vulnerability in the vCenter Server Appliance Management Interface update function due to a lack of certificate validation. A malicious actor with network positioning between vCenter Server and an update repository may be able to perform a session hijack when the vCenter Server Appliance Management Interface is used to download vCenter updates.

Weakness

The product does not validate, or incorrectly validates, a certificate.

Affected Software

Name Vendor Start Version End Version
Cloud_foundation Vmware 3.0 (including) 3.9 (excluding)
Vcenter_server Vmware 6.5 (including) 6.5 (including)
Vcenter_server Vmware 6.5-a (including) 6.5-a (including)
Vcenter_server Vmware 6.5-b (including) 6.5-b (including)
Vcenter_server Vmware 6.5-c (including) 6.5-c (including)
Vcenter_server Vmware 6.5-d (including) 6.5-d (including)
Vcenter_server Vmware 6.5-e (including) 6.5-e (including)
Vcenter_server Vmware 6.5-f (including) 6.5-f (including)
Vcenter_server Vmware 6.5-update1 (including) 6.5-update1 (including)
Vcenter_server Vmware 6.5-update1b (including) 6.5-update1b (including)
Vcenter_server Vmware 6.5-update1c (including) 6.5-update1c (including)
Vcenter_server Vmware 6.5-update1d (including) 6.5-update1d (including)
Vcenter_server Vmware 6.5-update1e (including) 6.5-update1e (including)
Vcenter_server Vmware 6.5-update1g (including) 6.5-update1g (including)
Vcenter_server Vmware 6.5-update2 (including) 6.5-update2 (including)
Vcenter_server Vmware 6.5-update2b (including) 6.5-update2b (including)
Vcenter_server Vmware 6.5-update2c (including) 6.5-update2c (including)
Vcenter_server Vmware 6.5-update2d (including) 6.5-update2d (including)
Vcenter_server Vmware 6.5-update2g (including) 6.5-update2g (including)
Vcenter_server Vmware 6.5-update3 (including) 6.5-update3 (including)
Vcenter_server Vmware 6.5-update3d (including) 6.5-update3d (including)
Vcenter_server Vmware 6.7 (including) 6.7 (including)
Vcenter_server Vmware 6.7-a (including) 6.7-a (including)
Vcenter_server Vmware 6.7-b (including) 6.7-b (including)
Vcenter_server Vmware 6.7-d (including) 6.7-d (including)
Vcenter_server Vmware 6.7-update1 (including) 6.7-update1 (including)
Vcenter_server Vmware 6.7-update1b (including) 6.7-update1b (including)
Vcenter_server Vmware 6.7-update2 (including) 6.7-update2 (including)
Vcenter_server Vmware 6.7-update2a (including) 6.7-update2a (including)
Vcenter_server Vmware 6.7-update2c (including) 6.7-update2c (including)

Potential Mitigations

References