CVE-2021-22399

Name: CVE-2021-22399
Creator: NVD / NIST
Published: 2021-07-13T12:15:09.82+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.17%

Last modified Jun 17, 2026

CVE-2021-22399 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. 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. EPSS estimates a 0.17% chance of exploitation in the next 30 days.

Description

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).

Metrics

CVSS 3.1

5.5/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

0.17%

6.1th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Huawei	P30 Firmware	10.0.0.195\(c432e22r2p5\)
Huawei	P30 Firmware	10.0.0.200\(c00e85r2p11\)
Huawei	P30 Firmware	10.0.0.200\(c461e6r3p1\)
Huawei	P30 Firmware	10.0.0.201\(c10e7r5p1\)
Huawei	P30 Firmware	10.0.0.201\(c185e4r7p1\)
Huawei	P30 Firmware	10.0.0.206\(c605e19r1p3\)
Huawei	P30 Firmware	10.0.0.209\(c636e6r3p4\)
Huawei	P30 Firmware	10.0.0.210\(c635e3r2p4\)
Huawei	P30 Firmware	< 10.1.0.165\(c01e165r2p11\)

References

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210707-03-dos-enVendor Advisory
https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210707-03-dos-enVendor Advisory

Timeline

Published: Jul 13, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-22399?

How severe is CVE-2021-22399?

CVE-2021-22399 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.17% probability of exploitation in the next 30 days.

How do I fix CVE-2021-22399?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-22399?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST