Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2023-20867

CVE-2023-20867LOW

VMware Tools Authentication Bypass Vulnerability

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   L   H   H   N  C  L  L  N    3.9   .1353   96.3   YES

AFFECTED
  Product       Versions     Fixed
  VMware Tools  unspecified  12.2.5

TIMELINE
  Nov 1   Reserved by vmware
  Jun 13  Published (CNA: vmware)
  Jun 23  Added to CISA KEV, remediation due 2023-07-14

CWE-287 · CNA: vmware · CVSS v3.1 · 10 references · KEV due July 14, 2023

Description

A fully compromised ESXi host can force VMware Tools to fail to authenticate host-to-guest operations, impacting the confidentiality and integrity of the guest virtual machine.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
November 1, 2022	Reserved	Reserved by vmware
June 13, 2023	Published	Published (CNA: vmware)
June 23, 2023	KEV ADDED	Added to CISA KEV, remediation due 2023-07-14

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
VMware	VMware Tools	—	—	12.2.5

Weaknesses

CWE-287

References (10)

Authoritative record: CVE-2023-20867 at cve.org

Vendors: vmware

Weaknesses: CWE-287

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2023-20867 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Sunday, October 4, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.