CVE-2002-2300: 3com WEBBNGSS3NBXNTS

High severity, CVSS 7.5. EPSS: 5% chance of exploitation in the next 30 days.

Buffer overflow in ftpd 5.4 in 3Com NBX 4.0.17 or ftpd 5.4.2 in 3Com NBX 4.1.4 allows remote attackers to cause a denial of service (crash) via a long CEL command.

Affected products

• 3com WEBBNGSS3NBXNTS: version 4.0.17 only; version 4.1.4 only; version 4.1.21 only

Published 2002-12-31. Last modified 2026-06-16.