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Security Advisory - Improper Authentication Vulnerability in Some Huawei Smartphones

  • SA No:huawei-sa-20200415-01-smartphone
  • Initial Release Date: Apr 15, 2020
  • Last Release Date: Jul 01, 2020

There is an improper authentication vulnerability in some Huawei smartphones. The software insufficiently validate the user's identity when a user wants to do certain operation. An attacker can trick user into installing a malicious application to exploit this vulnerability. Successful exploit may cause some information disclosure. (Vulnerability ID: HWPSIRT-2020-01406)

This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2020-9070. 

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-20200415-01-smartphone-en

Product Name

Affected Version

Resolved Product and Version

Mate 30 
Versions earlier than 
10.0.0.205(C00E201R7P2)
 10.0.0.205(C00E201R7P2)
Mate 30 Pro
Versions earlier than 10.0.0.203(C00E202R7P2)

 10.0.0.203(C00E202R7P2)
Mate 30 5G
Versions earlier than 10.0.0.203(C00E201R7P2)

 10.0.0.203(C00E201R7P2)
Mate 30 Pro 5G
Versions earlier than 10.0.0.203(C00E201R7P2)

 10.0.0.203(C00E201R7P2)

Successful exploit may cause some information disclosure.

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

Base Score: 5.5 (AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N) 

Temporal Score: 5.1 (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 application. 

Vulnerability details: 

There is an improper authentication vulnerability in some Huawei smartphones. The software insufficiently validate the user's identity when a user wants to do certain operation. An attacker can trick user into installing a malicious application to exploit this vulnerability. Successful exploit may cause some information disclosure.

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.


2020-07-01 V1.2 UPDATED Updated the "Software Versions and Fixes" section;

2020-04-15 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.