CVE-2004-0640: Netkit Linux Netkit

High severity, CVSS 10.0. EPSS: 4.5% chance of exploitation in the next 30 days.

Format string vulnerability in the SSL_set_verify function in telnetd.c for SSLtelnet daemon (SSLtelnetd) 0.13 allows remote attackers to execute arbitrary code.

Affected products

• Netkit Linux Netkit: version 0.17 only; version 0.17.17 only
• Ssltelnetd Secure Telnet: version 0.13.1 only

Published 2004-08-06. Last modified 2026-06-16.