CVE-2026-1411: Beetel 777VR1 UART access control
A flaw has been found in Beetel 777VR1 up to 01.00.09/01.00.0955. 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.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2026-1411?
The severity of CVE-2026-1411 is considered high due to improper access controls on the UART interface.
How do I fix CVE-2026-1411?
To fix CVE-2026-1411, update the Beetel 777VR1 device to a version later than 01.00.09/01.00.09_55.
What systems are affected by CVE-2026-1411?
CVE-2026-1411 affects the Beetel 777VR1 devices running versions up to 01.00.09/01.00.09_55.
How does CVE-2026-1411 impact device security?
CVE-2026-1411 impacts device security by allowing unauthorized access to the UART interface, potentially compromising the device.
Can CVE-2026-1411 be exploited remotely?
CVE-2026-1411 requires physical access to the Beetel 777VR1 device to exploit the vulnerability.