There is an insufficient authentication vulnerability in Huawei Band 2 and Honor Band 3.

published 2019-11-29 6y ago modified 2026-06-17 4mo ago also EUVD-2019-14823

cvss: 8.8; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 33%
public exploits: 0; none known

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.

Patch / fix

fixed in 2

huawei band_2_firmware eris-b19\/eris-b29_1.2.53
huawei band_3_firmware nyx-b10hn_1.5.53

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Exploit prediction

0.39% chance of exploitation in the next 30 days, higher than 33% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	3.1	8.8	CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	5.8	AV:A/AC:L/Au:N/C:P/I:P/A:P

Affected products

n/a Huawei Band 2, Honor Band 3

Classification

Weakness

CWE-287 Improper Authentication

References

huawei.com /en/psirt/security-advisories/huawei-sa-20191106-01-band-en
vendor-advisory

Sources

CVE List CVE-2019-5218
NVD CVE-2019-5218

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