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CVE

CWE

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CVE-2026-1411

Published: Jan 26, 2026

Modified: Feb 23, 2026

PUBLISHED

CVSS v3.1

6.1

MEDIUM

Description

A flaw has been found in Beetel 777VR1 up to 01.00.09/01.00.09_55. The affected element is an unknown function of the component UART Interface. This manipulation causes improper access controls. It is feasible to perform the attack on the physical device. The complexity of an attack is rather high. The exploitability is described as difficult. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Vendor	Product	Versions
Beetel	777VR1	affected `01.00.09` affected `01.00.09_55`

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

Attack Vector

Physical

Attack Complexity

High

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

References

VDB-342800 | Beetel 777VR1 UART access control

vdb-entry

technical-description

VDB-342800 | CTI Indicators (IOB, IOC, TTP)

signature

permissions-required

Submit #740674 | Beetel Beetel 777VR1 Broadband Router Firmware Versions: V01.00.09 / V01.00.09_55 CWE-284 — Improper Access Control

third-party-advisory

https://gist.github.com/raghav20232023/ea6adcd6d1eca35683570a1094164bd3

exploit

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