Security Advisory - Authorization Bypass Vulnerability on Some Huawei Smartphone
- SA No:huawei-sa-20190131-01-phone
- Initial Release Date: 2019-01-31
- Last Release Date: 2020-01-02
Some Huawei smart phones have an authorization bypass vulnerability. Due to improper authorization implementation logic, attackers can bypass certain authorization scopes of smart phones by performing specific operations. This vulnerability can be exploited to perform operations beyond the scope of authorization. (Vulnerability ID: HWPSIRT-2018-09095)
This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2019-5295.
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-20190131-01-phone-en
|
Product Name |
Affected Version |
Resolved Product and Version |
|
Anne-AL00 |
Versions earlier than 9.1.0.110(C00E110R1P7T8) |
9.1.0.110(C00E110R1P7T8) |
|
Figo-AL00A |
Versions earlier than 9.1.0.107(C00E107R2P8T8) |
9.1.0.107(C00E107R2P8T8) |
|
Florida-AL10B |
Versions earlier than 9.1.0.111(C00E111R1P6T8) |
9.1.0.111(C00E111R1P6T8) |
|
HUAWEI nova 2s |
Versions earlier than 9.1.0.201(C00E100R2P9T8) |
9.1.0.201(C00E100R2P9T8) |
|
Leland-AL00A |
Versions earlier than 9.1.0.113(C00E111R2P10T8) |
9.1.0.113(C00E111R2P10T8) |
|
Honor9i |
Versions earlier than 9.1.0.113(C00E111R2P10T8) |
9.1.0.113(C00E111R2P10T8) |
This vulnerability can be exploited to perform operations beyond the scope of authorization.
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:L/A:N)
Temporal Score: 2.3 (E:F/RL:O/RC:C)
Overall Score: 2.3
This vulnerability can be exploited only when the following conditions are present:
1. The 'student mode' is activated for the affected mobile phone.
Vulnerability details:
Some Huawei smart phones have an authorization bypass vulnerability. Due to improper authorization implementation logic, attackers can bypass certain authorization scopes of mobile phones by performing specific operations. This vulnerability can be exploited to perform operations beyond the scope of authorization.
The product that supports 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.
2020-01-02 V1.1 UPDATED Updated the "Software Versions and Fixes" section;
2019-01-31 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.
