Description
A vulnerability was detected in Beetel 777VR1 up to 01.00.09/01.00.09_55. Impacted is an unknown function of the component UART Interface. The manipulation results in missing authentication. An attack on the physical device is feasible. This attack is characterized by high complexity. The exploitability is considered difficult. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Problem types
Product status
01.00.09_55
Timeline
| 2026-01-25: | Advisory disclosed |
| 2026-01-25: | VulDB entry created |
| 2026-01-27: | VulDB entry last update |
Credits
raghav_2026 (VulDB User)
References
vuldb.com/?id.342799 (VDB-342799 | Beetel 777VR1 UART missing authentication)
vuldb.com/?ctiid.342799 (VDB-342799 | CTI Indicators (IOB, IOC))
vuldb.com/?submit.739433 (Submit #739433 | Beetel Beetel 777VR1 Broadband Router Firmware Versions: V01.00.09 / V01.00.09_55 CWE-306 — Missing Authentication for Critical Function)
gist.github.com/...20232023/96a6b13ab00c493d21362e744627ea9f