CVE-2018-20391: Teknotel CBW700N Firmware

Critical severity, CVSS 9.8. EPSS: 1.5% chance of exploitation in the next 30 days.

TEKNOTEL CBW700N 81.447.392110.729.024 devices allow remote attackers to discover credentials via iso.3.6.1.4.1.4491.2.4.1.1.6.1.1.0 and iso.3.6.1.4.1.4491.2.4.1.1.6.1.2.0 SNMP requests.

Affected products

• Teknotel CBW700N Firmware: version 81.447.392110.729.024 only

Published 2018-12-23. Last modified 2026-06-17.