CVE-2023-20893: Use After Free

Published Jun 22, 2023
·
Updated

The VMware vCenter Server contains a use-after-free vulnerability in the implementation of the DCERPC protocol. A malicious actor with network access to vCenter Server may exploit this issue to execute arbitrary code on the underlying operating system that hosts vCenter Server.

Affected Software

33 affected components
VMware vCenter Server<7.0
VMware vCenter Server=7.0
VMware vCenter Server=7.0-a
VMware vCenter Server=7.0-b
VMware vCenter Server=7.0-c
VMware vCenter Server=7.0-d
VMware vCenter Server=7.0-update1
VMware vCenter Server=7.0-update1a
VMware vCenter Server=7.0-update1c
VMware vCenter Server=7.0-update1d
VMware vCenter Server=7.0-update2
VMware vCenter Server=7.0-update2a
VMware vCenter Server=7.0-update2b
VMware vCenter Server=7.0-update2c
VMware vCenter Server=7.0-update2d
VMware vCenter Server=7.0-update3
VMware vCenter Server=7.0-update3a
VMware vCenter Server=7.0-update3c
VMware vCenter Server=7.0-update3d
VMware vCenter Server=7.0-update3e
VMware vCenter Server=7.0-update3f
VMware vCenter Server=7.0-update3g
VMware vCenter Server=7.0-update3h
VMware vCenter Server=7.0-update3i
VMware vCenter Server=7.0-update3j
VMware vCenter Server=7.0-update3k
VMware vCenter Server=7.0-update3l
VMware vCenter Server=8.0
VMware vCenter Server=8.0-a
VMware vCenter Server=8.0-b
VMware vCenter Server=8.0-c
VMware vCenter Server=8.0-update1
VMware vCenter Server=8.0-update1a

Event History

Jun 22, 2023
CVE Published
via MITRE·11:52 AM
Data Sourced
via MITRE·11:52 AM
DescriptionSeverity
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Frequently Asked Questions

1

What is the severity of CVE-2023-20893?

The severity of CVE-2023-20893 is critical.

2

What is the affected software for CVE-2023-20893?

The affected software for CVE-2023-20893 is VMware vCenter Server versions up to and including 7.0.

3

How can a malicious actor exploit CVE-2023-20893?

A malicious actor with network access to vCenter Server can exploit CVE-2023-20893 to execute arbitrary code on the underlying operating system.

4

Are there any patches or updates available for CVE-2023-20893?

Yes, VMware has released security advisories with patches to address CVE-2023-20893. It is recommended to update to the latest version of VMware vCenter Server.

5

Where can I find more information about CVE-2023-20893?

You can find more information about CVE-2023-20893 in the vulnerability reports by Talos Intelligence and the security advisories by VMware.

Contact

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