Ipswitch WS_FTP Server 4.0.2 allows remote attackers to cause a denial of service (disk consumption) and bypass file size restrictions via a REST command with a large size argument, followed by a STOR of a smaller file.
Conclusion & alert: CVE-2004-1848 is rated High Exploit Risk (73/100): CVSS Medium severity, with high exploitation likelihood (EPSS 13.53%, 94th percentile). Core evidence: 3 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +10.17% over the last day, indicating growing attacker interest. 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 |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | 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 | 2026-04-04 | 3.36% | 13.53% | +10.17% |
| 2 | 2025-06-08 | 3.69% | 3.36% | -0.33% |
| 3 | 2025-03-30 | — | 3.69% | — |
Full EPSS history (14 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 |
|---|---|---|---|
| ipswitch | ws_ftp_server | 3.0_1 | cpe:2.3:a:ipswitch:ws_ftp_server:3.0_1:*:*:*:*:*:*:* |
| ipswitch | ws_ftp_server | 4.01 | cpe:2.3:a:ipswitch:ws_ftp_server:4.01:*:*:*:*:*:*:* |
| progress | ws_ftp_server | 1.0.1 | cpe:2.3:a:progress:ws_ftp_server:1.0.1:*:*:*:*:*:*:* |
| progress | ws_ftp_server | 1.0.2 | cpe:2.3:a:progress:ws_ftp_server:1.0.2:*:*:*:*:*:*:* |
| progress | ws_ftp_server | 1.0.3 | cpe:2.3:a:progress:ws_ftp_server:1.0.3:*:*:*:*:*:*:* |
| progress | ws_ftp_server | 1.0.4 | cpe:2.3:a:progress:ws_ftp_server:1.0.4:*:*:*:*:*:*:* |
| progress | ws_ftp_server | 1.0.5 | cpe:2.3:a:progress:ws_ftp_server:1.0.5:*:*:*:*:*:*:* |
| progress | ws_ftp_server | 2.0 | cpe:2.3:a:progress:ws_ftp_server:2.0:*:*:*:*:*:*:* |
| progress | ws_ftp_server | 2.0.1 | cpe:2.3:a:progress:ws_ftp_server:2.0.1:*:*:*:*:*:*:* |
| progress | ws_ftp_server | 2.0.2 | cpe:2.3:a:progress:ws_ftp_server:2.0.2:*:*:*:*:*:*:* |
| progress | ws_ftp_server | 2.0.3 | cpe:2.3:a:progress:ws_ftp_server:2.0.3:*:*:*:*:*:*:* |
| progress | ws_ftp_server | 2.0.4 | cpe:2.3:a:progress:ws_ftp_server:2.0.4:*:*:*:*:*:*:* |
| progress | ws_ftp_server | 3.0 | cpe:2.3:a:progress:ws_ftp_server:3.0:*:*:*:*:*:*:* |
| progress | ws_ftp_server | 3.1 | cpe:2.3:a:progress:ws_ftp_server:3.1:*:*:*:*:*:*:* |
| progress | ws_ftp_server | 3.1.1 | cpe:2.3:a:progress:ws_ftp_server:3.1.1:*:*:*:*:*:*:* |
| progress | ws_ftp_server | 3.1.2 | cpe:2.3:a:progress:ws_ftp_server:3.1.2:*:*:*:*:*:*:* |
| progress | ws_ftp_server | 3.1.3 | cpe:2.3:a:progress:ws_ftp_server:3.1.3:*:*:*:*:*:*:* |
| progress | ws_ftp_server | 3.4 | cpe:2.3:a:progress:ws_ftp_server:3.4:*:*:*:*:*:*:* |
| progress | ws_ftp_server | 4.0 | cpe:2.3:a:progress:ws_ftp_server:4.0:*:*:*:*:*:*:* |
| progress | ws_ftp_server | 4.0.2 | cpe:2.3:a:progress:ws_ftp_server:4.0.2:*:*:*:*:*:*:* |