AUGUST 4, 2026
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Case File

CVE-2023-20867

LOW · CVSS 3.9 EPSS 13.53% CISA KEV · Actively Exploited

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2023-06-13 · Last synced 2026-08-04

CyberRota Analysis

This is a low severity vulnerability with a CVSS score of 3.9. It affects VMware, VMWare, ESXi. It is listed in CISA's Known Exploited Vulnerabilities catalog, indicating confirmed active exploitation in the wild. Its EPSS score suggests a 13.5% probability of exploitation in the next 30 days.

CISA KEV Details

Status: This CVE is listed in CISA's Known Exploited Vulnerabilities catalog.

Ransomware use: Unknown

Added to KEV: 2023-06-23

Required action: Apply updates per vendor instructions.

CVE
CVE-2023-20867
Severity
LOW
CVSS
3.9
EPSS
13.53%
VMware VMWare ESXi

Original NVD 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.

Related CVEs

Other vulnerabilities affecting the same vendor(s)