CVE-2020-3994
First published: Tue Oct 20 2020(Updated: )
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.
Credit: security@vmware.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| VMware Cloud Foundation | >=3.0<3.9 | |
| VMware vCenter Server | =6.5 | |
| VMware vCenter Server | =6.5-a | |
| VMware vCenter Server | =6.5-b | |
| VMware vCenter Server | =6.5-c | |
| VMware vCenter Server | =6.5-d | |
| VMware vCenter Server | =6.5-e | |
| VMware vCenter Server | =6.5-f | |
| VMware vCenter Server | =6.5-update1 | |
| VMware vCenter Server | =6.5-update1b | |
| VMware vCenter Server | =6.5-update1c | |
| VMware vCenter Server | =6.5-update1d | |
| VMware vCenter Server | =6.5-update1e | |
| VMware vCenter Server | =6.5-update1g | |
| VMware vCenter Server | =6.5-update2 | |
| VMware vCenter Server | =6.5-update2b | |
| VMware vCenter Server | =6.5-update2c | |
| VMware vCenter Server | =6.5-update2d | |
| VMware vCenter Server | =6.5-update2g | |
| VMware vCenter Server | =6.5-update3 | |
| VMware vCenter Server | =6.5-update3d | |
| VMware vCenter Server | =6.7 | |
| VMware vCenter Server | =6.7-a | |
| VMware vCenter Server | =6.7-b | |
| VMware vCenter Server | =6.7-d | |
| VMware vCenter Server | =6.7-update1 | |
| VMware vCenter Server | =6.7-update1b | |
| VMware vCenter Server | =6.7-update2 | |
| VMware vCenter Server | =6.7-update2a | |
| VMware vCenter Server | =6.7-update2c |
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Frequently Asked Questions
What is CVE-2020-3994?
CVE-2020-3994 is a session hijack vulnerability in VMware vCenter Server (6.7 before 6.7u3, 6.6 before 6.5u3k) due to a lack of certificate validation.
How severe is CVE-2020-3994?
CVE-2020-3994 has a severity score of 7.4 and is considered high severity.
Which software versions are affected by CVE-2020-3994?
VMware vCenter Server versions 6.7 before 6.7u3 and 6.6 before 6.5u3k are affected by CVE-2020-3994.
What is the CWE ID for CVE-2020-3994?
The CWE ID for CVE-2020-3994 is 295.
Is there a fix available for CVE-2020-3994?
Yes, a fix is available. Please refer to the VMware security advisory linked below for more information on how to apply the fix.
- collector/nvd-index
- agent/severity
- agent/weakness
- agent/references
- agent/author
- agent/type
- agent/tags
- agent/event
- agent/description
- agent/remedy
- agent/last-modified-date
- agent/softwarecombine
- agent/first-publish-date
- collector/mitre-cve
- source/MITRE
- vendor/vmware
- canonical/vmware cloud foundation
- version/vmware cloud foundation/3.0
- canonical/vmware vcenter server
- version/vmware vcenter server/6.5
- version/vmware vcenter server/6.5-a
- version/vmware vcenter server/6.5-b
- version/vmware vcenter server/6.5-c
- version/vmware vcenter server/6.5-d
- version/vmware vcenter server/6.5-e
- version/vmware vcenter server/6.5-f
- version/vmware vcenter server/6.5-update1
- version/vmware vcenter server/6.5-update1b
- version/vmware vcenter server/6.5-update1c
- version/vmware vcenter server/6.5-update1d
- version/vmware vcenter server/6.5-update1e
- version/vmware vcenter server/6.5-update1g
- version/vmware vcenter server/6.5-update2
- version/vmware vcenter server/6.5-update2b
- version/vmware vcenter server/6.5-update2c
- version/vmware vcenter server/6.5-update2d
- version/vmware vcenter server/6.5-update2g
- version/vmware vcenter server/6.5-update3
- version/vmware vcenter server/6.5-update3d
- version/vmware vcenter server/6.7
- version/vmware vcenter server/6.7-a
- version/vmware vcenter server/6.7-b
- version/vmware vcenter server/6.7-d
- version/vmware vcenter server/6.7-update1
- version/vmware vcenter server/6.7-update1b
- version/vmware vcenter server/6.7-update2
- version/vmware vcenter server/6.7-update2a
- version/vmware vcenter server/6.7-update2c