CVE-2026-1407: Beetel 777VR1 UART information disclosure

Published Jan 25, 2026
·
Updated

A security flaw has been discovered in Beetel 777VR1 up to 01.00.09/01.00.0955. 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.

Affected Software

3 affected components
Beetel Beetel 777VR1<=01.00.09/01.00.09_55
All of the following
Beetel 777vr1 Firmware<=01.00.09_55
Beetel 777VR1

Event History

Jan 25, 2026
CVE Published
via MITRE·10:02 PM
Data Sourced
via MITRE·10:02 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·10:16 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2026-1407?

CVE-2026-1407 has been classified as a medium severity vulnerability due to its potential for information disclosure.

2

How do I fix CVE-2026-1407?

To mitigate CVE-2026-1407, update the Beetel 777VR1 to the latest firmware version beyond 01.00.09/01.00.09_55.

3

What type of information is disclosed in CVE-2026-1407?

CVE-2026-1407 allows unauthorized access to sensitive information via the UART interface.

4

Can CVE-2026-1407 be exploited remotely?

CVE-2026-1407 requires physical access to the device for exploitation.

5

Which devices are affected by CVE-2026-1407?

CVE-2026-1407 affects the Beetel 777VR1 models operating on firmware versions up to 01.00.09/01.00.09_55.

Contact

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