CVE-2018-20439: Technicolor DPC3928SL Firmware

Critical severity, CVSS 9.8. EPSS: 1.3% chance of exploitation in the next 30 days.

Technicolor DPC3928SL D3928SL-PSIP-13-A010-c3420r55105-170214a devices allow remote attackers to discover Wi-Fi credentials via iso.3.6.1.4.1.4413.2.2.2.1.5.4.1.14.1.3.10001 and 1.3.6.1.4.1.4413.2.2.2.1.18.1.2.3.4.1.2.10001 SNMP requests.

Affected products

• Technicolor DPC3928SL Firmware: version d3928sl-psip-13-a010-c3420r55105-170214a only

Published 2018-12-25. Last modified 2026-06-17.