CVE-2001-0750: Cisco IOS

Medium severity, CVSS 5.0. EPSS: 1.7% chance of exploitation in the next 30 days.

Cisco IOS 12.1(2)T, 12.1(3)T allow remote attackers to cause a denial of service (reload) via a connection to TCP ports 3100-3999, 5100-5999, 7100-7999 and 10100-10999.

Affected products

• Cisco IOS: version 12.1(2)t only; version 12.1(3)t only

Published 2001-10-18. Last modified 2026-06-16.