Security Advisory - FRP Bypass Vulnerability by Talkback in Huawei Smart Phones
- SA No:huawei-sa-20171018-01-frpbypass
- Initial Release Date: Oct 18, 2017
- Last Release Date: Oct 18, 2017
This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2017-8171.
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-20171018-01-frpbypass-en
|
Product Name |
Affected Version |
Resolved Product and Version |
|
Vicky-AL00A |
Earlier than Vicky-AL00AC00B172D versions |
Upgrade to Vicky-AL00AC00B172D |
An attacker can modify the configuration of the smart phone 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)
This vulnerability can be exploited only when the following conditions are present:
Attacker gets the smart phone device.
Vulnerability details:
There is Factory Reset Protection (FRP) bypass security vulnerability in some Huawei smart phones. When re-configuring the mobile phone using the factory reset protection (FRP) function, an attacker can login the Talkback mode and can perform some operations to bypass the Google account verification. As a result, the FRP function is bypassed.
The product that supports automatic update will receive a system update prompt. You can install the update to fix the vulnerability.
This vulnerability was disclosed by security researcher on Internet.
2017-10-18 V1.0 INITIAL
None
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