CVE-2020-3992—VMware ESXi OpenSLP Use-After-Free Vulnerability

PUBLISHEDvulnerability record
2021-11-03 · last modified June 21, 2025

Metadata

CVE ID:
CVE-2020-3992
Project:
VMware
Product:
ESXi
Date Added:
2021-11-03
Due Date:
2022-05-03
Last Updated:
June 21, 2025

Vulnerability Name

VMware ESXi OpenSLP Use-After-Free Vulnerability

Description

VMware ESXi OpenSLP contains a use-after-free vulnerability that allows an attacker residing in the management network with access to port 427 to perform remote code execution.

Known To Be Used in Ransomware Campaigns?

Ransomware Status:
KNOWN

Action

Apply updates per vendor instructions.

Additional Notes

  • https://nvd.nist.gov/vuln/detail/CVE-2020-3992

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