CVE-2025-7635 | Calix GigaCenter ONT 844E/844G/844GE/854GE Telnet Service missing authentication
A vulnerability, which was classified as critical, was found in Calix GigaCenter ONT 844E/844G/844GE/854GE. Affected is an unknown function of the component Telnet Service. The manipulation results in missing authentication.
This vulnerability was named CVE-2025-7635. The attack needs to be approached within the local network. There is no available exploit.