CVE-1999-1516: Tenfour Tfs Gateway Smtp

High severity, CVSS 7.5. EPSS: 1.9% chance of exploitation in the next 30 days.

A buffer overflow in TenFour TFS Gateway SMTP mail server 3.2 allows an attacker to crash the mail server and possibly execute arbitrary code by offering more than 128 bytes in a MAIL FROM string.

Affected products

• Tenfour Tfs Gateway Smtp: version 3.2 only

Published 1999-09-02. Last modified 2026-06-16.