VMware ESXi and Workstation TOCTOU Race Condition Vulnerability
VMware — ESXi and Workstation
- Added to KEV catalog
- 4 March 2025
- Federal remediation due date
- 25 March 2025
- Weakness classification (CWE)
- CWE-367
CISA Description
VMware ESXi and Workstation contain a time-of-check time-of-use (TOCTOU) race condition vulnerability that leads to an out-of-bounds write. Successful exploitation enables an attacker with local administrative privileges on a virtual machine to execute code as the virtual machine's VMX process running on the host.
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-2025-22224
More VMware Vulnerabilities
VMware ESXi Arbitrary Write Vulnerability
VMware ESXi, Workstation, and Fusion Information Disclosure Vulnerability
VMware vCenter Server Privilege Escalation Vulnerability
VMware vCenter Server Heap-Based Buffer Overflow Vulnerability
VMware ESXi Authentication Bypass Vulnerability
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