CVE-2026-1411: medium-severity vulnerability in Beetel 777VR1
Beetel 777VR1 UART access control
Published · Updated
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13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.4epss 0.2%
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:4.0/AV:P/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
Affected products
Beetel · 777VR1Related CVEs — Beetel 777VR1
In the same product, most dangerous first.
CVE-2026-2616HIGHBeetel 777VR1 Web Management hard-coded credentialsEPSS 1.2%CVE-2026-2617MEDIUMBeetel 777VR1 Telnet Service/SSH Service insecure default initialization of resourceEPSS 0.6%CVE-2026-2618MEDIUMBeetel 777VR1 SSH Service risky encryptionEPSS 0.4%CVE-2026-1409LOWBeetel 777VR1 UART excessive authenticationEPSS 0.4%CVE-2026-1410MEDIUMBeetel 777VR1 UART missing authenticationEPSS 0.3%CVE-2026-1408LOWBeetel 777VR1 UART weak passwordEPSS 0.3%