CVE-2026-1408 LOW

CVE-2026-1408: Beetel 777VR1 UART weak password

Vendor Beetel
Product 777VR1
Weakness CWE-521
Published January 25, 2026
Last update February 23, 2026

CVSS base score

1.0/10
Attack vector Physical
Attack complexity High
Privileges required None
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:P/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P

What the vulnerability does

01Description

A weakness has been identified in Beetel 777VR1 up to 01.00.09/01.00.09_55. This vulnerability affects unknown code of the component UART Interface. Executing a manipulation can lead to weak password requirements. The physical device can be targeted for the attack. The attack requires a high level of complexity. It is stated that the exploitability is difficult. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Key dates

02Disclosure timeline

January 25, 2026 CVE published
February 23, 2026 Record updated