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Security Advisory - Buffer overflow Vulnerability in Bastet Driver of Huawei Smart Phone

  • SA No:huawei-sa-20170914-01-smartphone
  • Initial Release Date: 2017-09-14
  • Last Release Date: 2017-09-14

The Bastet driver of some Huawei smart phones has a buffer overflow vulnerability due to the lack of parameter validation. An attacker tricks a user into installing a malicious APP which has the root privilege; the APP can send a specific parameter to the driver of the smart phone, causing arbitrary code execution.(Vulnerability ID: HWPSIRT-2017-07091)

This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2017-8204.

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-20170914-01-smartphone-en

Product Name

Affected Version

Resolved Product and Version

Honor 9

Versions earlier than Stanford-AL10C00B175

Stanford-AL10C00B175

An attacker could exploit this vulnerability to cause arbitrary code execution.

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

Base Score: 6.5 (AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H)

Temporal Score: 6.0 (E:F/RL:O/RC:C)

This vulnerability can be exploited only when the following conditions are present:

An attacker tricks a user into installing a malicious application which has the root privilege.

Vulnerability details:

The APP can send a specific parameter to the driver of the smart phone, causing arbitrary code execution.

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 Yonggang Guo of IceSword Lab, Qihoo 360 Technology Co. Ltd. Huawei would like to thank Yonggang Guo for working with us and coordinated vulnerability disclosure to protect our customers.

2017-09-14 V1.0 INITAIL

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.

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