Buffer overflow in VanDyke SecureCRT before 3.4.2, when using the SSH-1 protocol, allows remote attackers to execute arbitrary code via a long (1) username or (2) password.
Conclusion & alert: CVE-2001-1466 is rated Moderate Risk (56.2/100): CVSS High severity, with medium exploitation likelihood (EPSS 3.98%). 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 | 2026-06-15 | 14.43% | 3.98% | -10.45% |
| 2 | 2025-12-26 | 4.79% | 14.43% | +9.64% |
| 3 | 2025-03-30 | — | 4.79% | — |
Full EPSS history (9 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| van_dyke_technologies | securecrt | <= 3.4.1 | cpe:2.3:a:van_dyke_technologies:securecrt:*:*:*:*:*:*:*:* |