CVE-2026-1407 describes an information disclosure vulnerability in the UART Interface of Beetel 777VR1 devices up to version 01.00.09/01.00.09_55. A manipulation can lead to information disclosure via a physical attack, though the exploit is considered difficult.
A security flaw has been discovered in Beetel 777VR1 up to 01.00.09/01.00.09_55. This affects an unknown part of the component UART Interface. Performing a manipulation results in information disclosure. The attack may be carried out on the physical device. The attack is considered to have high complexity. It is indicated that the exploitability is difficult. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.