CVE-2018-12526: Telesquare Sdt-CS3B1 Firmware

Critical severity, CVSS 9.8. EPSS: 2.3% chance of exploitation in the next 30 days.

Telesquare SDT-CS3B1 and SDT-CW3B1 devices through 1.2.0 have a default factory account. Remote attackers can obtain access to the device via TELNET using a hardcoded account.

Affected products

• Telesquare Sdt-CS3B1 Firmware: up to and including 1.2.0
• Telesquare Sdt-CW3B1 Firmware: up to and including 1.2.0

Published 2018-06-21. Last modified 2026-06-17.