CVE-2023-30603: Hitrontech Coda-5310 Firmware

Critical severity, CVSS 9.8. EPSS: 0.8% chance of exploitation in the next 30 days.

Hitron Technologies CODA-5310 Telnet function with the default account and password, and there is no warning or prompt to ask users to change the default password and account. An unauthenticated remote attackers can exploit this vulnerability to obtain the administrator’s privilege, resulting in performing arbitrary system operation or disrupt service.

Affected products

• Hitrontech Coda-5310 Firmware: version 7.2.4.7.1b3 only

Published 2023-06-02. Last modified 2026-06-17.