CVE-2025-22225 Known ransomware use

VMware ESXi Arbitrary Write Vulnerability

VMware — ESXi

Added to KEV catalog: 4 March 2025
Federal remediation due date: 25 March 2025
Weakness classification (CWE): CWE-123

CISA Description

VMware ESXi contains an arbitrary write vulnerability. Successful exploitation allows an attacker with privileges within the VMX process to trigger an arbitrary kernel write leading to an escape of the sandbox.

Required action

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Notes

https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/25390 ; https://nvd.nist.gov/vuln/detail/CVE-2025-22225

View on NVD View on MITRE CVE View full CISA catalog

More VMware Vulnerabilities

CVE-2025-22224

VMware ESXi and Workstation TOCTOU Race Condition Vulnerability

CVE-2025-22226

VMware ESXi, Workstation, and Fusion Information Disclosure Vulnerability

CVE-2024-38813

VMware vCenter Server Privilege Escalation Vulnerability

CVE-2024-38812

VMware vCenter Server Heap-Based Buffer Overflow Vulnerability

CVE-2024-37085

VMware ESXi Authentication Bypass Vulnerability

Confirm Your Exposure

Is this vulnerability present in your environment?

CRS delivers independent VAPT assessments that identify exactly which known-exploited vulnerabilities exist in your network, applications, and infrastructure.

Explore VAPT Services