Stack-based buffer overflow in Core FTP before 2.2 build 1785 allows remote FTP servers to execute arbitrary code via a crafted directory name in a CWD command reply.
Conclusion & alert: CVE-2013-3930 is rated High Risk (68.1/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 3.00%). 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 | 2026-06-15 | 2.01% | 3.00% | +0.98% |
| 2 | 2025-09-12 | 2.14% | 2.01% | -0.13% |
| 3 | 2025-03-30 | — | 2.14% | — |
Full EPSS history (10 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.3 | 2.0 | HIGH |
|
8.6 | 10.0 | [email protected] |
| URL | Tags |
|---|---|
| http://osvdb.org/96314 | |
| http://secunia.com/advisories/53743 | Vendor Advisory |
| http://www.coreftp.com/forums/viewtopic.php?t=222102 | Patch Vendor Advisory |
| http://www.securityfocus.com/bid/61786 |