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Security Advisory - Input Validation Vulnerability in Touchscreen Driver of Huawei Smart Phones

  • SA No:huawei-sa-20170118-03-smartphone
  • Initial Release Date: Jan 18, 2017
  • Last Release Date: Jan 18, 2017

There is an input validation vulnerability in the touchscreen Driver of some Huawei smart phones. An attacker can tricks a user into installing a malicious application on the smart phone, and send given parameter to smart phone to crash the system. (Vulnerability ID: HWPSIRT-2016-12025)

This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2017-2711. 

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-20170118-03-smartphone-en

Product Name

Affected Version

Resolved Product and Version

P9 Plus

Earlier than VIE-AL10C00B352 versions

Upgrade to VIE-AL10C00B352

Successful exploitation of the vulnerabilities allows attackers to crash the system.

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

Base Score: 5.7 (AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)

Temporal Score: 5.3 (E:F/RL:O/RC:C)

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

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

Vulnerability details:

An attacker can tricks a user into installing a malicious application on the smart phone, and send given parameter to smart phone to crash the system.

Mobile phones that support automatic update will receive a system update prompt. You can install the update to fix the vulnerabilities.

This vulnerability was reported to Huawei PSIRT by Wenlin Yang, Guang Gong(@Oldfresher), Hao Chen, Yuan Deng from Alpha Team of Qihoo 360 Technology Co. Ltd. Huawei would like to thank them for working with us and coordinated vulnerability disclosure to protect our customers.

2017-01-18 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.