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

Security Advisory - Improper Input Verification Vulnerability in Huawei Smartphone

  • SA No:huawei-sa-20200708-02-smartphone
  • Initial Release Date: Jul 08, 2020
  • Last Release Date: Jul 08, 2020

There is an improper input verification vulnerability in Huawei smartphone. An attribution in a module is not set correctly and some verification is lacked. Attackers with local access can exploit this vulnerability by injecting malicious fragment. This may lead to user information leak. (Vulnerability ID: HWPSIRT-2019-11217) This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2020-9258.

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-20200708-02-smartphone-en


Product Name

Affected Version

Resolved Product and Version

HUAWEI P30

Versions earlier than 10.1.0.135(C00E135R2P11)

10.1.0.135(C00E135R2P11)



Attackers with local access can exploit this vulnerability by injecting malicious fragment. This may lead to user information leak.

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

Base Score: 3.3 (AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N)

Temporal Score: 3.1 (E:F/RL:O/RC:C)


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

Attacker seduce users to load malicious application.

Vulnerability details:

An attribution in a module is not set correctly and some verification is lacked. Attackers with local access can exploit this vulnerability by injecting malicious fragment. This may lead to user information leak.


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.

2020-07-08 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.