How severe is CVE-2025-22224?

CVE-2025-22224 has a CVSS 3.1 base score of 9.3 (CRITICAL). EPSS estimates a 1.6% probability of exploitation in the next 30 days. It is listed in the CISA Known Exploited Vulnerabilities catalog.

CVE-2025-22224: VMware ESXi and Workstation TOCTOU Race Condition

CISA Known Exploited Vulnerabilities

VMware ESXi and Workstation TOCTOU Race Condition Vulnerability is confirmed as actively exploited and is listed in the CISA KEV catalog.

Added to KEV

2025-03-04

Remediation due

2025-03-25

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.

CISA notes
https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/25390 ; https://nvd.nist.gov/vuln/detail/CVE-2025-22224

Description

VMware ESXi, and Workstation contain a TOCTOU (Time-of-Check Time-of-Use) vulnerability that leads to an out-of-bounds write. A malicious actor with local administrative privileges on a virtual machine may exploit this issue to execute code as the virtual machine's VMX process running on the host.

Severity

CVSS 3.1 · CNA9.3 CRITICAL

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

SSVC · CISA-ADP

Exploitationactive

Automatableno

Technical impacttotal

Affected Products

Vendor	Product	Affected versions
VMware	ESXi	8.0 to <ESXi80U3d-24585383 8.0 to <ESXi80U2d-24585300 7.0 to <ESXi70U3s-24585291
VMware	Workstation	17.x to <17.6.3
VMware	VMware Cloud Foundation	5.x, 4.5.x
VMware	Telco Cloud Platform	5.x, 4.x, 3.x, 2.x
VMware	Telco Cloud Infrastructure	3.x, 2.x

References

1 Links

Other references

https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/25390

Record Details

Published

2025-03-04

Last updated

2026-02-26

Assigner (CNA)

vmware

Credited to

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CVE record data © The MITRE Corporation, used under the CVE Terms of Use. Exploited-in-the-wild data from the CISA Known Exploited Vulnerabilities catalog (CC0). Exploit prediction scores by FIRST EPSS (first.org/epss). This site is not endorsed or certified by MITRE, NVD, CISA, or FIRST.