CVE-2025-44039 | CP Plus CP-XR-DE21-S 4G Router Firmware 1.031.022 UART Port improper authentication

A vulnerability was found in CP Plus CP-XR-DE21-S 4G Router Firmware 1.031.022. It has been classified as problematic. Affected is an unknown function of the component UART Port. The manipulation leads to improper authentication.

This vulnerability is traded as CVE-2025-44039. It is possible to launch the attack on the physical device. There is no exploit available.