This site uses cookies. By continuing to browse the site you are agreeing to our use of cookies. Read our privacy policy (update in May 2018) >

Security Advisory - FRP Bypass Vulnerability in MyCloud APP of Huawei Smart Phones

  • SA No:huawei-sa-20180930-01-mycloud
  • Initial Release Date: Sep 30, 2018
  • Last Release Date: Sep 30, 2018

There is a security vulnerability which could lead to Factory Reset Protection (FRP) bypass in the MyCloud APP installed on some Huawei smart phones. When re-configuring the mobile phone using the FRP function, an attacker can replace the old account with a new one through special steps by exploit this vulnerability. As a result, the FRP function is bypassed. (Vulnerability ID: HWPSIRT-2018-04129)
This vulnerability has been assigned a CVE ID: CVE-2018-7928.
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-20180930-01-mycloud-en

Product Name

Affected Version

Resolved Product and Version

MyCloud

The versions before 8.1.2.303

8.1.2.303

An attacker can exploit this vulnerability and cause the FRP bypass.

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) Overall Score: 4.3
This vulnerability can be exploited only when the following conditions are present:
Attacker gets the smart phone device.
Vulnerability details:
There is a security vulnerability which could lead to Factory Reset Protection (FRP) bypass in the MyCloud APP installed on some Huawei smart phones. When re-configuring the mobile phone using the FRP function, an attacker can replace the old account with a new one through special steps by exploit this vulnerability. As a result, the FRP function is bypassed.

Users could get the newest version from Huawei MyCloud and install it to fix the vulnerability.

This vulnerability was reported to Huawei PSIRT by Ji Rongwei. Huawei would like to thank Ji Rongwei for working with us and coordinated vulnerability disclosure to protect our customers.

2018-09-30 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.