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Security Advisory - Improper Authentication Vulnerability in Some Huawei Smartphones

  • SA No:huawei-sa-20200325-01-phone
  • Initial Release Date: 2020.03.25
  • Last Release Date: 2020.06.03

There is an improper authentication vulnerability in some Huawei smartphones. The Application doesn't perform proper authentication when user performs certain operations. An attacker can trick user into installing a malicious plug-in to exploit this vulnerability. Successful exploit could allow the attacker to bypass the authentication to perform unauthorized operations. (Vulnerability ID: HWPSIRT-2020-02222)

This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2020-9066.

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-20200325-01-phone-en


Product Name

Affected Version

Resolved Product and Version

OxfordP-AN10B

Versions earlier than 10.0.1.169(C00E166R4P1)

10.0.1.169(C00E166R4P1)

OxfordS-AN00A

Versions earlier than 10.1.0.202(C00E79R5P1)

10.1.0.202(C00E79R5P1)



Successful exploit could allow the attacker to bypass the authentication to perform unauthorized operations.


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

Base Score: 6.6 (AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:L) 

Temporal Score: 6.1 (E:F/RL:O/RC:C)

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

The attacker successfully tricks the user into installing a malicious plug-in. 

Vulnerability details:

There is an improper authentication vulnerability in some Huawei smartphones. The Application doesn't perform proper authentication when user performs certain operations. An attacker can trick user into installing a malicious plug-in to exploit this vulnerability. Successful exploit could allow the attacker to bypass the authentication to perform unauthorized operations. 

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.


2020-06-03 V1.1 UPDATED Updated the affected version and fix version information

2020-03-25 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.