CVE-1999-0349: Microsoft Internet Information Server

High severity, CVSS 7.5. EPSS: 17.9% chance of exploitation in the next 30 days.

A buffer overflow in the FTP list (ls) command in IIS allows remote attackers to conduct a denial of service and, in some cases, execute arbitrary commands.

Affected products

• Microsoft Internet Information Server: version 3.0 only; version 4.0 only

Published 1999-01-27. Last modified 2026-06-16.