Security Advisory

CVE-2021-21974

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2021-02-24 16:57:33

Last updated 2026-06-02 20:00:52

Assigner vmware

CVSS score not scored

State PUBLISHED

Description

OpenSLP as used in ESXi (7.0 before ESXi70U1c-17325551, 6.7 before ESXi670-202102401-SG, 6.5 before ESXi650-202102101-SG) has a heap-overflow vulnerability. A malicious actor residing within the same network segment as ESXi who has access to port 427 may be able to trigger the heap-overflow issue in OpenSLP service resulting in remote code execution.

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