CVE-2003-0047: Van Dyke Technologies Entunnel

Medium severity, CVSS 4.6. EPSS: 0.5% chance of exploitation in the next 30 days.

SSH2 clients for VanDyke (1) SecureCRT 4.0.2 and 3.4.7, (2) SecureFX 2.1.2 and 2.0.4, and (3) Entunnel 1.0.2 and earlier, do not clear logon credentials from memory, including plaintext passwords, which could allow attackers with access to memory to steal the SSH credentials.

Affected products

• Van Dyke Technologies Entunnel: up to and including 1.0.2
• Van Dyke Technologies Securecrt: version 3.4.7 only; version 4.0.2 only
• Van Dyke Technologies Securefx: version 2.0.4 only; version 2.1.2 only

Published 2003-02-19. Last modified 2026-06-16.