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I. Basic Information for CVE-2026-1409
Vulnerability Information

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Vulnerability Title
Beetel 777VR1 UART excessive authentication
Source: NVD (National Vulnerability Database)
Vulnerability Description
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.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
过多认证尝试的限制不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Beetel 777VR1 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Beetel 777VR1是Beetel公司的一款路由器。 Beetel 777VR1 01.00.09/01.00.09_55及之前版本存在安全漏洞,该漏洞源于对UART接口组件的操作,可能导致身份验证尝试次数限制不当。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
Beetel777VR1 01.00.09 -
II. Public POCs for CVE-2026-1409
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III. Intelligence Information for CVE-2026-1409
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