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Security Advisory - Input Validation Vulnerabilities in Camera Driver of Huawei Smart Phones

  • SA No:huawei-sa-20160716-01-smartphone
  • Initial Release Date: 2016-07-16
  • Last Release Date: 2016-07-16

There are five input validation vulnerabilities in the Camera driver of some Huawei smart phones. An attacker may trick a user into installing a malicious application, and the application can send given parameter to Camera driver to crash the system or escalate user privilege. (Vulnerability ID: HWPSIRT-2016-05138, HWPSIRT-2016-05139, HWPSIRT-2016-05140, HWPSIRT-2016-05141, HWPSIRT-2016-05142)

These vulnerabilities have been assigned Common Vulnerabilities and Exposures (CVE) ID: CVE-2016-6180, CVE-2016-6181, CVE-2016-6182, CVE-2016-6183, CVE-2016-6184.

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-20160716-01-smartphone-en

Product Name

Affected Version

Resolved Product and Version

Honor 4C

CHM-UL00C00B535 through

CHM-UL00C00B556

CHM-UL00C00B564

CHM-TL00C01 B535 through

CHM-TL00C01B556

CHM-TL00C01B564

CHM-TL00HC00 B535 through

CHM-TL00HC00B556

CHM-TL00HC00B564

Successful exploitation of these 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-2016-05138, HWPSIRT-2016-05139, HWPSIRT-2016-05140, HWPSIRT-2016-05141 and HWPSIRT-2016-05142:

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)

HWPSIRT-2016-05138, HWPSIRT-2016-05139, HWPSIRT-2016-05140, HWPSIRT-2016-05141 and HWPSIRT-2016-05142:

1. Prerequisite:

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

2. Attacking procedure:

An attacker may trick a user into installing a malicious application, and the application can send given parameter to Camera driver to crash the system or escalate user privilege.

None

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.

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 them for working with us and coordinated vulnerability disclosure to protect our customers.

2016-07-16 V1.0 INITIAL

None

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.