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Security Advisory - FRP Bypass Vulnerability in Huawei Honor 5S Smart Phones

  • SA No:huawei-sa-20170901-02-smartphone
  • Initial Release Date:2017-09-01
  • Last Release Date:2017-09-01

Huawei Honor 5S smart phones have a Factory Reset Protection (FRP) bypass security vulnerability due to the improper design. An attacker can access factory reset page without authorization by only dial with special code. The attacker can exploit this vulnerability to restore the phone to factory settings. (Vulnerability ID: HWPSIRT-2017-07073)
This vulnerability has been assigned a CVE ID: CVE-2017-8152.
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-20170901-02-smartphone-en

Product Name

Affected Version

Resolved Product and Version

Honor 5S

The versions before TAG-TL00C01B173

TAG-TL00C01B173

The attacker can exploit this vulnerability to restore the phone to factory settings.

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

Base Score: 4.6 (AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N)
Temporal Score: 4.3 (E:F/RL:O/RC:C)
This vulnerability can be exploited only when the following conditions are present:
Attacker gets the smartphone device.
Vulnerability details:
An attacker can access factory reset page without authorization by only dial with special code.
None


The product that supports automatic update will receive a system update prompt. You can install the update to fix the vulnerability.

This vulnerability was reported to Huawei PSIRT by security researcher Zhang Qing. Huawei would like to thank Zhang Qing for working with us and coordinated vulnerability disclosure to protect our customers.

2017-09-01 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.