CVE-2026-1411

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.

CVSS v3 6.1 MEDIUM
CVSS v2.0 5.9 MEDIUM

6.1^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 0.2 / Impact : 5.9

Attack Vector PHYSICAL

Attack Complexity HIGH

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

5.9^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:H/Au:M/C:C/I:C/A:C

Exploitability : 1.2 / Impact : 10.0

Access Vector LOCAL

Access Complexity HIGH

Authentication MULTIPLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://gist.github.com/raghav20232023/ea6adcd6d1eca35683570a1094164bd3	Exploit Mitigation Third Party Advisory
https://vuldb.com/?ctiid.342800	Permissions Required VDB Entry
https://vuldb.com/?id.342800	Third Party Advisory VDB Entry
https://vuldb.com/?submit.740674	Third Party Advisory VDB Entry

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:beetel:777vr1_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:beetel:777vr1:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-01-26 01:15

Updated : 2026-01-30 20:19

NVD link : CVE-2026-1411

Mitre link : CVE-2026-1411

CVE.ORG link : CVE-2026-1411

JSON object : View

Products Affected

beetel

777vr1_firmware
777vr1

CWE

CWE-266

Incorrect Privilege Assignment

CWE-284

Improper Access Control

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