CVE-2025-22225

HIGH KEV RANSOMWARE

VMware ESXi - Arbitrary Kernel Write via VMX Process

Title source: llm
STIX 2.1

Exploitation Summary

CVE-2025-22225 is actively exploited and listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added March 4, 2025, with confirmed use in ransomware campaigns.

Description

VMware ESXi contains an arbitrary write vulnerability. A malicious actor with privileges within the VMX process may trigger an arbitrary kernel write leading to an escape of the sandbox.

Scores

CVSS v3 8.2
EPSS 0.0978
EPSS Percentile 93.2%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation active
Automatable no
Technical Impact total

Details

CISA KEV 2025-03-04
VulnCheck KEV 2025-03-04
ENISA EUVD EUVD-2025-7604
Ransomware Use Confirmed
CWE
CWE-123 CWE-787
Status published
Products (9)
vmware/cloud_foundation
vmware/esxi 7.0 (29 CPE variants)
vmware/esxi 8.0 (14 CPE variants)
vmware/telco_cloud_infrastructure 2.2
vmware/telco_cloud_infrastructure 2.5
vmware/telco_cloud_infrastructure 2.7
vmware/telco_cloud_infrastructure 3.0
vmware/telco_cloud_platform 2.0
vmware/telco_cloud_platform 2.5
Published Mar 04, 2025
KEV Added Mar 04, 2025
Tracked Since Feb 18, 2026