Security Advisory - Activation Lock Bypass Vulnerability on Smartphones
- SA No:huawei-sa-20171227-01-smartphone
- Initial Release Date: Dec 27, 2017
- Last Release Date: Dec 27, 2017
There is an activation lock bypass vulnerability on Smartphones. The smartphone is supposed to be activated by the former account after reset if find my phone function is on. The software does not have a sufficient protection of activation lock. Successful exploit could allow an attacker to bypass the activation lock and activate the smartphone by a new account after a series of operation. (Vulnerability ID: HWPSIRT-2017-11087)
This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2017-17326.
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-20171227-01-smartphone-en
|
Product Name |
Affected Version |
Resolved Product and Version |
|
Mate 9 Pro |
LON-AL00BC00B139D |
LON-AL00B 8.0.0.334(C00) |
|
LON-AL00BC00B229 |
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:
The attacker has got the smartphone.
Vulnerability details:
The smartphone is supposed to be activate by the former account after reset if find my phone function is on. The software does not have a sufficient protection of activation lock. Successful exploit could allow an attacker to bypass the activation lock and activate the smartphone by a new account after a serious operation.
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.
This vulnerability was discovered by Huawei internal tester.
2017-12-27 V1.0 INITIAL
None
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