This site uses cookies. By continuing to browse the site you are agreeing to our use of cookies. Read our privacy policy

Security Advisory - Denial of Service Vulnerability in Huawei Smartphone

  • SA No:huawei-sa-20201216-03-smartphone
  • Initial Release Date: Dec 16, 2020
  • Last Release Date: Dec 16, 2020

There is a denial of service vulnerability in some Huawei smartphones. Due to the improper processing of received abnormal messages, remote attackers may exploit this vulnerability to cause a denial of service (DoS) on the specific module. (Vulnerability ID: HWPSIRT-2020-06018)
This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2020-9223.
Huawei has released software updates to fix this vulnerability. This advisory is available at the following link:
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20201216-03-smartphone-en

Product Name

Affected Version

Resolved Product and Version

HONOR 20 PRO

Versions earlier than 10.1.0.230(C432E9R5P1)

10.1.0.230(C432E9R5P1)

Versions earlier than 10.1.0.231(C10E3R3P2)

10.1.0.231(C10E3R3P2)

Versions earlier than 10.1.0.231(C185E3R5P1)

10.1.0.231(C185E3R5P1)

Versions earlier than 10.1.0.231(C636E3R3P1)

10.1.0.231(C636E3R3P1)

Princeton-AL10D

Versions earlier than 10.1.0.168(C00E166R4P11)

10.1.0.168(C00E166R4P11)

Yale-L21A

Versions earlier than 10.1.0.230(C432E9R5P1)

10.1.0.230(C432E9R5P1)

Versions earlier than 10.1.0.231(C10E3R3P2)

10.1.0.231(C10E3R3P2)

Versions earlier than 10.1.0.231(C185E2R2P1)

10.1.0.231(C185E2R2P1)

Versions earlier than 10.1.0.231(C636E3R3P1)

10.1.0.231(C636E3R3P1)

Yale-L61A

Versions earlier than 10.1.0.225(C432E3R1P2)

10.1.0.225(C432E3R1P2)

Versions earlier than 10.1.0.226(C10E3R1P1)

10.1.0.226(C10E3R1P1)


Attackers may exploit this vulnerability to cause a denial of service (DoS) on the specific module.

The vulnerability classification has been performed by using the CVSSv3 scoring system (http://www.first.org/cvss/specification-document).

Base Score: 7.5 (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H) 

Temporal Score: 7.0 (E:F/RL:O/RC:C)

This vulnerability can be exploited only when the following conditions are present:

Attackers may gain access to the network where the affected device exists.

Vulnerability details: 

Due to the improper processing of received abnormal messages, remote attackers may exploit this vulnerability to cause a denial of service (DoS) on the specific module.

The product that supports automatic update will receive a system update prompt. You can install the update to fix the vulnerability.

This vulnerability was discovered by Huawei internal tester.
2020-12-16 V1.0 INITIAL

Huawei adheres to protecting the ultimate interests of users with best efforts and the principle of responsible disclosure and deal with product security issues through our response mechanism.

To enjoy Huawei PSIRT services and obtain Huawei product vulnerability information, please visit http://www.huawei.com/en/psirt.

To report a security vulnerability in Huawei products and solutions, please send it to PSIRT@huawei.com. For details, please visit http://www.huawei.com/en/psirt/report-vulnerabilities.

This document is provided on an "AS IS" basis and does not imply any kind of guarantee or warranty, either express or implied, including the warranties of merchantability or fitness for a particular purpose. In no event shall Huawei or any of its directly or indirectly controlled subsidiaries or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages. Your use of the document, by whatsoever means, will be totally at your own risk. Huawei is entitled to amend or update this document from time to time.