The Logging Server (Logsrv.exe) in IPSwitch WS_FTP 7.5.29.0 allows remote attackers to cause a denial of service (daemon crash) by sending a crafted packet containing a long string to port 5151/udp.
Conclusion & alert: CVE-2007-3823 is rated High Risk (65.9/100): CVSS High severity, with high exploitation likelihood (EPSS 6.44%, 91th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. EPSS rose +2.81% over the last day, indicating growing attacker interest. Mandatory action: High exploitation likelihood—assess exposure and prioritize 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 | 2026-04-27 | 3.63% | 6.44% | +2.81% |
| 2 | 2026-03-05 | 2.14% | 3.63% | +1.48% |
| 3 | 2025-03-30 | — | 2.14% | — |
Full EPSS history (14 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.8 | 2.0 | HIGH |
|
10.0 | 6.9 | [email protected] |