CVE-1999-1421: N-Base NH208

Medium severity, CVSS 6.4. EPSS: 1.6% chance of exploitation in the next 30 days.

NBase switches NH208 and NH215 run a TFTP server which allows remote attackers to send software updates to modify the switch or cause a denial of service (crash) by guessing the target filenames, which have default names.

Affected products

• N-Base NH208: any version
• N-Base NH215: any version

Published 1998-07-20. Last modified 2026-06-16.