What is the severity of ZDI-20-1377?

ZDI-20-1377 is considered a critical vulnerability due to the potential for arbitrary code execution without authentication.

How do I fix ZDI-20-1377?

To address ZDI-20-1377, ensure your VMware ESXi installation is updated to the most recent security patch provided by VMware.

Who is affected by ZDI-20-1377?

ZDI-20-1377 affects all installations of VMware ESXi that are running versions vulnerable to this specific flaw.

What type of attack does ZDI-20-1377 enable?

ZDI-20-1377 allows network-adjacent attackers to execute arbitrary code on the affected VMware ESXi systems.

Is authentication required to exploit ZDI-20-1377?

No, authentication is not required to exploit the ZDI-20-1377 vulnerability, making it particularly dangerous.

Vulnerability/
ZDI-20-1377

high

8.8

4/8/2024

ZDI-20-1377: VMware ESXi SLP Use-After-Free Remote Code Execution Vulnerability

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of VMware ESXi. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of SLP messages. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the SLP daemon.

Affected Software	Affected Version	How to fix
VMware ESXi

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Frequently Asked Questions

What is the severity of ZDI-20-1377?
ZDI-20-1377 is considered a critical vulnerability due to the potential for arbitrary code execution without authentication.
How do I fix ZDI-20-1377?
To address ZDI-20-1377, ensure your VMware ESXi installation is updated to the most recent security patch provided by VMware.
Who is affected by ZDI-20-1377?
ZDI-20-1377 affects all installations of VMware ESXi that are running versions vulnerable to this specific flaw.
What type of attack does ZDI-20-1377 enable?
ZDI-20-1377 allows network-adjacent attackers to execute arbitrary code on the affected VMware ESXi systems.
Is authentication required to exploit ZDI-20-1377?
No, authentication is not required to exploit the ZDI-20-1377 vulnerability, making it particularly dangerous.

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alias/ZDI-20-1377
alias/ZDI-CAN-12190
alias/CVE-2020-3992
agent/software-canonical-lookup
agent/severity
agent/title
agent/tags
agent/description
agent/event
agent/source
vendor/vmware
canonical/vmware esxi

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Frequently Asked Questions

What is the severity of ZDI-20-1377?
ZDI-20-1377 is considered a critical vulnerability due to the potential for arbitrary code execution without authentication.
How do I fix ZDI-20-1377?
To address ZDI-20-1377, ensure your VMware ESXi installation is updated to the most recent security patch provided by VMware.
Who is affected by ZDI-20-1377?
ZDI-20-1377 affects all installations of VMware ESXi that are running versions vulnerable to this specific flaw.
What type of attack does ZDI-20-1377 enable?
ZDI-20-1377 allows network-adjacent attackers to execute arbitrary code on the affected VMware ESXi systems.
Is authentication required to exploit ZDI-20-1377?
No, authentication is not required to exploit the ZDI-20-1377 vulnerability, making it particularly dangerous.