8.2
High
Exploited
· ransomware
CVE-2025-22225 VMware ESXi Arbitrary Write Vulnerability
Active exploitation observed
· CISA KEV catalogue
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.
Ransomware campaigns
Known to be used
Weakness
CWE-123
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.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| VMware ESXi 8.0 | 8.0 → latest | No fix stated |
| VMware ESXi 7.0 | 7.0 → latest | No fix stated |
| VMware Cloud Foundation | Versions not published | |
| VMware Telco Cloud Platform | Versions not published | |
| VMware Telco Cloud Infrastructure | Versions not published |
References
- support.broadcom.com support.broadcom.com
Timeline
- Published
- Added to the KEV catalogue
- Last modified
Other CVEs of VMware ESXi
The 12 CVEs of VMware ESXi →
CVE-2024-37085
VMware ESXi Authentication Bypass Vulnerability
6.8
Medium
CVE-2024-22273
The storage controllers on VMware ESXi, Workstation, and Fusion have out-of-bounds read/write vulnerability. A malicious…
8.1
High
CVE-2024-22255
VMware ESXi, Workstation, and Fusion contain an information disclosure vulnerability in the UHCI USB controller. A…
7.1
High
CVE-2024-22254
VMware ESXi contains an out-of-bounds write vulnerability. A malicious actor with privileges within the VMX process…
7.9
High