Denial of service in several Huawei Smartphones

Published: 2020-06-05
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-9074
Exploitation vector Network
Public exploit N/A
Vulnerable software
Huawei Honor 20 PRO
Client/Desktop applications / Multimedia software

Honor V20
Client/Desktop applications / Multimedia software

Huawei Honor 20
Client/Desktop applications / Multimedia software

Vendor Huawei

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Improper Handling of Exceptional Conditions

EUVDB-ID: #VU28747

Risk: Low

CVSSv3.1: 3.1 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-9074


Exploit availability: No


The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a component cannot deal with an exception correctly. A remote authenticated attacker can send a specially crafted message to affected phone and compromise its normal service.


Install updates from vendor's website.

Vulnerable software versions

Huawei Honor 20 PRO: before,,,

Honor V20: before,,,

Huawei Honor 20: before,

CPE2.3 External links

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.