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CWE

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CVE-2026-1407

Published: Jan 25, 2026

Modified: Feb 23, 2026

PUBLISHED

CVSS v3.1

2.0

LOW

Description

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.

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:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R

Attack Vector

Physical

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

References

VDB-342796 | Beetel 777VR1 UART information disclosure

vdb-entry

technical-description

VDB-342796 | CTI Indicators (IOB, IOC, TTP)

signature

permissions-required

Submit #736322 | Beetel Beetel 777VR1 Broadband Router Firmware Version: V01.00.09 / V01.00.09_55 Cleartext Exposure of Sensitive Credentials in Boot Logs - UART

third-party-advisory

https://gist.github.com/raghav20232023/253c041842f622d9c2cb6ee4111c2227

exploit

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