CVE-2026-1409
Beetel 777VR1 UART excessive authentication
LOW 0.3EPSS 0.4%
A security vulnerability has been detected in Beetel 777VR1 up to 01.00.09/01.00.09_55. This issue affects some unknown processing of the component UART Interface. The manipulation leads to improper restriction of excessive authentication attempts. It is possible to launch the attack on the physical device. The attack's complexity is rated as high. The exploitability is assessed as difficult. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
- Affected
- Beetel · 777VR1
- CVSS v4.0 VULDB
- 0.3 LOW
CVSS:4.0/AV:P/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS v3.1 NVD
- 4.2 MEDIUM
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS v3.1 VULDB
- 2.0 LOW
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N - CVSS v2.0 VULDB
- 1.2 LOW
AV:L/AC:H/Au:N/C:P/I:N/A:N - EPSS
- 0.38% chance of exploitation in the next 30 days, 31st percentile
- Published
- 2026-01-25
- Updated
- 2026-02-23