CVE-1999-0359: Marc Schaefer Ptylogin

High severity, CVSS 7.5. EPSS: 2.5% chance of exploitation in the next 30 days.

ptylogin in Unix systems allows users to perform a denial of service by locking out modems, dial out with that modem, or obtain passwords.

Affected products

• Marc Schaefer Ptylogin: any version

Published 2001-03-12. Last modified 2026-06-16.