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

Security Advisory - Two Buffer Overflow Vulnerabilities in Wi-Fi Driver of Huawei Smart Phone

  • SA No:huawei-sa-20160708-01-smartphone
  • Initial Release Date: 2016-07-08
  • Last Release Date: 2016-09-02

Wi-Fi driver of some Huawei products have two buffer overflow vulnerabilities due to the lack of a parameters check. An attacker may trick a user into installing a malicious application, and the application can send given parameter to Wi-Fi driver to crash the system or escalate user privilege. (Vulnerability ID: HWPSIRT-2016-05020 and HWPSIRT-2016-05021)
The vulnerability HWPSIRT-2016-05020 has been assigned Common Vulnerabilities and Exposures (CVE) ID: CVE-2016-6192, the vulnerability HWPSIRT-2016-05021 has been assigned CVE ID: CVE-2016-6193.
Huawei has released software updates to fix these vulnerabilities. This advisory is available at the following link: 
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20160708-01-smartphone-en

Product Name

Affected Version

Resolved Product and Version

P8

Versions before GRA-CL00C92B363

GRA-CL00C92B363

Mate8

Versions before NXT-AL10C00B197

NXT-AL10C00B197

Versions before NXT-DL00C17B197

NXT-DL00C17B197

Versions before NXT-TL00C01B197

NXT-TL00C01B197

Versions before NXT-CL00C92B197

NXT-CL00C92B197

[1] Mobile phones will receive a system update prompt. The vulnerabilities will be fixed after users install the update.

Successful exploitation of the vulnerabilities allows attackers to crash the system or escalate user privilege.

The vulnerability classification has been performed by using the CVSSv2 scoring system (http://www.first.org/cvss/).

HWPSIRT-2016-05020 and HWPSIRT-2016-05021

Base Score: 6.2 (AV:L/AC:H/Au:N/C:C/I:C/A:C)

Temporal Score: 5.1 (E:F/RL:O/RC:C)

1. Prerequisite:

The attacker successfully tricks a user into installing a malicious application on the smart phone.

2. Attacking procedure:

Wi-Fi driver of some Huawei products have two buffer overflow vulnerabilities due to the lack of a parameters check. An attacker may trick a user into installing a malicious application, and the application can send given parameter to Wi-Fi driver to crash the system or escalate user privilege.

1. The product that supports automatic update will receive a system update prompt. You can install the update to fix the vulnerability.
2. Customers should contact Huawei TAC (Huawei Technical Assistance Center) to request the upgrades. For TAC contact information, please refer to Huawei worldwide website at http://www.huawei.com/en/psirt/report-vulnerabilities/index.htm

These vulnerabilities were reported to Huawei PSIRT by Yang Chengming, Yang Chao, You Ning, Xiao Peng and Song Yang of Alibaba Mobile Security Team. Huawei would like to thank Yang Chengming, Yang Chao, You Ning, Xiao Peng and Song Yang for working with us and coordinated vulnerability disclosure to protect our customers.

2016-09-02 V1.2 UPDATE Update the information of affected products
2016-07-12 V1.1 UPDATE Add CVE-ID
2016-07-08 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.