Medium severity · published Jul 13, 2021
CVE-2021-22399
The Bluetooth function of some Huawei smartphones has a DoS vulnerability
5.5
CVSS
0.2%
EPSS
No
On KEV
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).
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 6% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PF
P30 Firmware · Huawei
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); +3 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-22399
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-22399
Vendor Advisory
https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210707-03-dos-en
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