CVE-2026-1409: low-severity vulnerability in Beetel 777VR1
Beetel 777VR1 UART excessive authentication
Published · Updated
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
8Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 1epss 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.
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
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-2026-1410MEDIUMBeetel 777VR1 UART missing authenticationEPSS 0.3%CVE-2026-1408LOWBeetel 777VR1 UART weak passwordEPSS 0.3%CVE-2026-1407LOWBeetel 777VR1 UART information disclosureEPSS 0.3%