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Security Advisory - MITM Vulnerability in Huawei Themes App in Some Mobile Phones

  • SA No:huawei-sa-20170908-01-smartphone
  • Initial Release Date: Sep 08, 2017
  • Last Release Date: Apr 03, 2018

The Themes App in some Huawei mobile phones has a man-in-the-middle (MITM) vulnerability due to the use of the insecure HTTP protocol for theme download. An attacker may exploit this vulnerability to tamper with downloaded themes. (Vulnerability ID: HWPSIRT-2017-06263)
This vulnerability has been assigned a CVE ID: CVE-2017-8154.
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-20170908-01-smartphone-en

Product Name

Affected Version

Resolved Product and Version

Honor 8 Lite

The versions before Prague-L31C576B172

Prague-L31C576B172

The versions before Prague-L31C530B160

Prague-L31C530B160

The versions before Prague-L31C432B180

Prague-L31C432B180

Sucessful exploit could allow the attacker to tamper with downloaded themes.


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

Base Score: 4.2 (AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:L)
Temporal Score: 3.9 (E:F/RL:O/RC:C)
This vulnerability can be exploited only when the following conditions are present:
The attacker blocks and tampers with the communication data exchanged between two parties.
Vulnerability details:
The Themes App in some Huawei mobile phones uses the insecure HTTP protocol for theme download. An attacker may exploit this vulnerability to tamper with downloaded themes.
Mobile phones will receive a system update prompt. The vulnerabilities will be fixed after users install the update.

This vulnerability was reported to Huawei PSIRT by Erez Yalon of Checkmarx. Huawei would like to thank Erez Yalon for working with us and coordinated vulnerability disclosure to protect our customers.

2018-04-03 V1.1 UPDATE Update the affected product list

2017-09-08 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.