VMware ESXi contains a null-pointer deference vulnerability. A malicious actor with privileges within the VMX process only, may create a denial of service condition on the host.
Conclusion & alert: CVE-2022-31681 is rated Low Risk (37/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.12%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-04-02 | 0.16% | 0.12% | -0.04% |
| 2 | 2026-04-01 | 0.14% | 0.16% | +0.02% |
| 3 | 2025-12-28 | — | 0.14% | — |
Full EPSS history (9 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.5 | 3.1 | MEDIUM |
|
2.0 | 4.0 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| vmware | cloud_foundation | >= 4.2, < 4.3.1.1 | cpe:2.3:a:vmware:cloud_foundation:*:*:*:*:*:*:*:* |
| vmware | cloud_foundation | 4.4 | cpe:2.3:a:vmware:cloud_foundation:4.4:*:*:*:*:*:*:* |
| vmware | cloud_foundation | 4.4.1 | cpe:2.3:a:vmware:cloud_foundation:4.4.1:*:*:*:*:*:*:* |
| vmware | cloud_foundation | 4.4.1.1 | cpe:2.3:a:vmware:cloud_foundation:4.4.1.1:*:*:*:*:*:*:* |
| vmware | esxi | < 7.0 | cpe:2.3:o:vmware:esxi:*:*:*:*:*:*:*:* |
| vmware | esxi | 7.0 | cpe:2.3:o:vmware:esxi:7.0:-:*:*:*:*:*:* |
| vmware | esxi | 7.0 | cpe:2.3:o:vmware:esxi:7.0:beta:*:*:*:*:*:* |
| vmware | esxi | 7.0 | cpe:2.3:o:vmware:esxi:7.0:update_1:*:*:*:*:*:* |
| vmware | esxi | 7.0 | cpe:2.3:o:vmware:esxi:7.0:update_1a:*:*:*:*:*:* |
| vmware | esxi | 7.0 | cpe:2.3:o:vmware:esxi:7.0:update_1b:*:*:*:*:*:* |
| vmware | esxi | 7.0 | cpe:2.3:o:vmware:esxi:7.0:update_1c:*:*:*:*:*:* |
| vmware | esxi | 7.0 | cpe:2.3:o:vmware:esxi:7.0:update_1d:*:*:*:*:*:* |
| vmware | esxi | 7.0 | cpe:2.3:o:vmware:esxi:7.0:update_1e:*:*:*:*:*:* |
| vmware | esxi | 7.0 | cpe:2.3:o:vmware:esxi:7.0:update_2:*:*:*:*:*:* |
| vmware | esxi | 7.0 | cpe:2.3:o:vmware:esxi:7.0:update_2a:*:*:*:*:*:* |
| vmware | esxi | 7.0 | cpe:2.3:o:vmware:esxi:7.0:update_2c:*:*:*:*:*:* |
| vmware | esxi | 7.0 | cpe:2.3:o:vmware:esxi:7.0:update_2d:*:*:*:*:*:* |
| vmware | esxi | 7.0 | cpe:2.3:o:vmware:esxi:7.0:update_2e:*:*:*:*:*:* |
| vmware | esxi | 7.0 | cpe:2.3:o:vmware:esxi:7.0:update_3c:*:*:*:*:*:* |
| vmware | esxi | 7.0 | cpe:2.3:o:vmware:esxi:7.0:update_3d:*:*:*:*:*:* |
| vmware | esxi | 7.0 | cpe:2.3:o:vmware:esxi:7.0:update_3e:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://www.vmware.com/security/advisories/VMSA-2022-0025.html | Patch Vendor Advisory |