Auth bypass in Beetel 777vr1

CVE-2026-1410

A vulnerability was detected in Beetel 777VR1 up to 01.00.09/01.00.09_55. Impacted is an unknown function of the component UART Interface. The manipulation results in missing authentication. An attack on the physical device is feasible. This attack is characterized by high complexity. The exploitability is considered difficult. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Vulnerability class: Broken Authentication

EPSS: 0.003 (21.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

  • cna@vuldb.com (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
  • cna@vuldb.com (signature, Permissions Required, permissions-required, VDB Entry)
  • cna@vuldb.com (VDB Entry, Third Party Advisory, third-party-advisory)
  • cna@vuldb.com (Exploit, Third Party Advisory, exploit, Mitigation)

Frequently asked questions

What is CVE-2026-1410?
CVE-2026-1410 is a medium-severity vulnerability in Beetel 777vr1, classified under Improper Authentication. CVSS score: 6.4/10. Published 2026-01-26.
How severe is CVE-2026-1410?
Medium severity. CVSS v3 base score is 6.4 out of 10.