CVE-2018-20392: Cisco DPC2100 Firmware

Critical severity, CVSS 9.8. EPSS: 1.6% chance of exploitation in the next 30 days.

S-A WebSTAR DPC2100 v2.0.2r1256-060303 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

• Cisco DPC2100 Firmware: version 2.0.2r1256-060303 only

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