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Fencer Vulns
medium 5.5

CVE-2021-22399 json

The Bluetooth function of some Huawei smartphones has a DoS vulnerability.

published 2021-07-13 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-9545

cvss
5.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 5%
public exploits
0
none known

Summary

The Bluetooth function of some Huawei smartphones has a DoS vulnerability. Attackers can install third-party apps to send specific broadcasts, causing the Bluetooth module to crash. This vulnerability is successfully exploited to cause the Bluetooth function to become abnormal. Affected product versions include: HUAWEI P30 10.0.0.195(C432E22R2P5), 10.0.0.200(C00E85R2P11), 10.0.0.200(C461E6R3P1), 10.0.0.201(C10E7R5P1), 10.0.0.201(C185E4R7P1), 10.0.0.206(C605E19R1P3), 10.0.0.209(C636E6R3P4), 10.0.0.210(C635E3R2P4), and versions earlier than 10.1.0.165(C01E165R2P11).

Patch / fix

  • huawei p30_firmware 10.1.0.165\(c01e165r2p11\)

Exploit prediction

0.17% chance of exploitation in the next 30 days, higher than 5% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 2.1 AV:L/AC:L/Au:N/C:N/I:N/A:P

Affected products

  • n/a HUAWEI P30

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.