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Security Advisory - Phone Activation Bypass Vulnerability in Huawei Smartphones

  • SA No:huawei-sa-20170118-02-smartphone
  • Initial Release Date: Jan 18, 2017
  • Last Release Date: Jan 18, 2017

There is a phone activation bypass vulnerability in Huawei smartphones. Successful exploit could allow an unauthenticated attacker to bypass phone activation to settings page of the phone. (Vulnerability ID: HWPSIRT-2016-12004)

This vulnerability has been assigned CVE ID: CVE-2017-2705.

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-20170118-02-smartphone-en

Product Name

Affected Version

Resolved Product and Version

Huawei P9

Versions earlier before

EVA-AL10C00B365

EVA-AL10C00B365

Versions earlier before

EVA-AL00C00B365

EVA-AL00C00B365

Versions earlier before

EVA-CL00C92B365

EVA-CL00C92B365

Versions earlier before

EVA-DL00C17B365

EVA-DL00C17B365

Versions earlier before

EVA-TL00C01B365

EVA-TL00C01B365

Successful exploit could allow an unauthenticated attacker to bypass phone activation to settings page of the phone.

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

Base Score: 2.4 (AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

Temporal Score: 2.3 (E:F/RL:O/RC:C)

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

The phone receives a system update message.

Vulnerability details:

Successful exploit could allow an unauthenticated attacker to bypass phone activation to settings page of the phone.

Smart phones that support 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.

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.