VMware ESXi 6.5 without patch ESXi650-201703410-SG, 6.0 U3 without patch ESXi600-201703401-SG, 6.0 U2 without patch ESXi600-201703403-SG, 6.0 U1 without patch ESXi600-201703402-SG, 5.5 without patch ESXi550-201703401-SG; Workstation Pro / Player 12.x prior to 12.5.5; and Fusion Pro / Fusion 8.x prior to 8.5.6 have uninitialized memory usage. This issue may lead to an information leak.
Conclusion & alert: CVE-2017-4905 is rated High Exploit Risk (67.2/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 3.44%). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| 47715 | exploit_db | edb | 2019-06-06 | Exploit-DB ↗ |
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 | 3.87% | 3.44% | -0.43% |
| 2 | 2026-03-04 | 1.85% | 3.87% | +2.02% |
| 3 | 2026-03-01 | — | 1.85% | — |
Full EPSS history (32 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.5 | 3.1 | MEDIUM |
|
1.8 | 3.6 | [email protected] |
| 2.1 | 2.0 | LOW |
|
3.9 | 2.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| vmware | fusion | >= 8.0.0, < 8.5.6 | cpe:2.3:a:vmware:fusion:*:*:*:*:*:*:*:* |
| vmware | fusion_pro | >= 8.0.0, < 8.5.6 | cpe:2.3:a:vmware:fusion_pro:*:*:*:*:*:*:*:* |
| vmware | workstation_player | >= 12.0.0, < 12.5.5 | cpe:2.3:a:vmware:workstation_player:*:*:*:*:*:*:*:* |
| vmware | workstation_pro | >= 12.0.0, < 12.5.5 | cpe:2.3:a:vmware:workstation_pro:*:*:*:*:*:*:*:* |
| vmware | esxi | 5.5 | cpe:2.3:o:vmware:esxi:5.5:-:*:*:*:*:*:* |
| vmware | esxi | 5.5 | cpe:2.3:o:vmware:esxi:5.5:1:*:*:*:*:*:* |
| vmware | esxi | 5.5 | cpe:2.3:o:vmware:esxi:5.5:2:*:*:*:*:*:* |
| vmware | esxi | 5.5 | cpe:2.3:o:vmware:esxi:5.5:3a:*:*:*:*:*:* |
| vmware | esxi | 5.5 | cpe:2.3:o:vmware:esxi:5.5:3b:*:*:*:*:*:* |
| vmware | esxi | 6.0 | cpe:2.3:o:vmware:esxi:6.0:-:*:*:*:*:*:* |
| vmware | esxi | 6.0 | cpe:2.3:o:vmware:esxi:6.0:1:*:*:*:*:*:* |
| vmware | esxi | 6.0 | cpe:2.3:o:vmware:esxi:6.0:1a:*:*:*:*:*:* |
| vmware | esxi | 6.0 | cpe:2.3:o:vmware:esxi:6.0:1b:*:*:*:*:*:* |
| vmware | esxi | 6.0 | cpe:2.3:o:vmware:esxi:6.0:2:*:*:*:*:*:* |
| vmware | esxi | 6.0 | cpe:2.3:o:vmware:esxi:6.0:3:*:*:*:*:*:* |
| vmware | esxi | 6.0 | cpe:2.3:o:vmware:esxi:6.0:3a:*:*:*:*:*:* |
| vmware | esxi | 6.5 | cpe:2.3:o:vmware:esxi:6.5:-:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://www.securityfocus.com/bid/97164 | Third Party Advisory VDB Entry |
| http://www.securitytracker.com/id/1038148 | Third Party Advisory VDB Entry |
| http://www.securitytracker.com/id/1038149 | Third Party Advisory VDB Entry |
| http://www.vmware.com/security/advisories/VMSA-2017-0006.html | Patch Vendor Advisory |