CVE-2019-5218: Huawei Band 2 Firmware

High severity, CVSS 8.8. EPSS: 0.4% chance of exploitation in the next 30 days.

There is an insufficient authentication vulnerability in Huawei Band 2 and Honor Band 3. The band does not sufficiently authenticate the device try to connect to it in certain scenario. Successful exploit could allow the attacker to spoof then connect to the band.

Affected products

• Huawei Band 2 Firmware: before eris-b19\/eris-b29_1.2.53 (fixed in eris-b19\/eris-b29_1.2.53)
• Huawei Band 3 Firmware: before nyx-b10hn_1.5.53 (fixed in nyx-b10hn_1.5.53)

Published 2019-11-29. Last modified 2026-06-17.