Rhino Software Serv-U 7.0.0.1 through 8.2.0.3 allows remote attackers to cause a denial of service (server crash) via unspecified vectors related to the "SITE SET TRANSFERPROGRESS ON" FTP command.
Conclusion & alert: CVE-2009-3655 is rated Moderate Risk (47.7/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 4.12%). Mandatory action: Review affected assets and schedule remediation.
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 | 2025-10-25 | 7.27% | 4.12% | -3.15% |
| 2 | 2025-04-15 | 8.79% | 7.27% | -1.52% |
| 3 | 2025-03-30 | — | 8.79% | — |
Full EPSS history (8 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| solarwinds | serv-u_file_server | 7.0.0.1 | cpe:2.3:a:solarwinds:serv-u_file_server:7.0.0.1:*:*:*:*:*:*:* |
| solarwinds | serv-u_file_server | 7.0.0.2 | cpe:2.3:a:solarwinds:serv-u_file_server:7.0.0.2:*:*:*:*:*:*:* |
| solarwinds | serv-u_file_server | 7.0.0.3 | cpe:2.3:a:solarwinds:serv-u_file_server:7.0.0.3:*:*:*:*:*:*:* |
| solarwinds | serv-u_file_server | 7.0.0.4 | cpe:2.3:a:solarwinds:serv-u_file_server:7.0.0.4:*:*:*:*:*:*:* |
| solarwinds | serv-u_file_server | 7.1.0.0 | cpe:2.3:a:solarwinds:serv-u_file_server:7.1.0.0:*:*:*:*:*:*:* |
| solarwinds | serv-u_file_server | 7.1.0.1 | cpe:2.3:a:solarwinds:serv-u_file_server:7.1.0.1:*:*:*:*:*:*:* |
| solarwinds | serv-u_file_server | 7.1.0.2 | cpe:2.3:a:solarwinds:serv-u_file_server:7.1.0.2:*:*:*:*:*:*:* |
| solarwinds | serv-u_file_server | 7.2.0.0 | cpe:2.3:a:solarwinds:serv-u_file_server:7.2.0.0:*:*:*:*:*:*:* |
| solarwinds | serv-u_file_server | 7.2.0.1 | cpe:2.3:a:solarwinds:serv-u_file_server:7.2.0.1:*:*:*:*:*:*:* |
| solarwinds | serv-u_file_server | 7.3.0.0 | cpe:2.3:a:solarwinds:serv-u_file_server:7.3.0.0:*:*:*:*:*:*:* |
| solarwinds | serv-u_file_server | 7.3.0.1 | cpe:2.3:a:solarwinds:serv-u_file_server:7.3.0.1:*:*:*:*:*:*:* |
| solarwinds | serv-u_file_server | 7.3.0.2 | cpe:2.3:a:solarwinds:serv-u_file_server:7.3.0.2:*:*:*:*:*:*:* |
| solarwinds | serv-u_file_server | 7.4.0.0 | cpe:2.3:a:solarwinds:serv-u_file_server:7.4.0.0:*:*:*:*:*:*:* |
| solarwinds | serv-u_file_server | 7.4.0.1 | cpe:2.3:a:solarwinds:serv-u_file_server:7.4.0.1:*:*:*:*:*:*:* |
| solarwinds | serv-u_file_server | 8.0.0.1 | cpe:2.3:a:solarwinds:serv-u_file_server:8.0.0.1:*:*:*:*:*:*:* |
| solarwinds | serv-u_file_server | 8.0.0.2 | cpe:2.3:a:solarwinds:serv-u_file_server:8.0.0.2:*:*:*:*:*:*:* |
| solarwinds | serv-u_file_server | 8.0.0.4 | cpe:2.3:a:solarwinds:serv-u_file_server:8.0.0.4:*:*:*:*:*:*:* |
| solarwinds | serv-u_file_server | 8.0.0.5 | cpe:2.3:a:solarwinds:serv-u_file_server:8.0.0.5:*:*:*:*:*:*:* |
| solarwinds | serv-u_file_server | 8.0.0.7 | cpe:2.3:a:solarwinds:serv-u_file_server:8.0.0.7:*:*:*:*:*:*:* |
| solarwinds | serv-u_file_server | 8.1.0.1 | cpe:2.3:a:solarwinds:serv-u_file_server:8.1.0.1:*:*:*:*:*:*:* |
| solarwinds | serv-u_file_server | 8.1.0.3 | cpe:2.3:a:solarwinds:serv-u_file_server:8.1.0.3:*:*:*:*:*:*:* |
| solarwinds | serv-u_file_server | 8.2.0.0 | cpe:2.3:a:solarwinds:serv-u_file_server:8.2.0.0:*:*:*:*:*:*:* |
| solarwinds | serv-u_file_server | 8.2.0.1 | cpe:2.3:a:solarwinds:serv-u_file_server:8.2.0.1:*:*:*:*:*:*:* |
| solarwinds | serv-u_file_server | 8.2.0.3 | cpe:2.3:a:solarwinds:serv-u_file_server:8.2.0.3:*:*:*:*:*:*:* |