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Security Advisory - Insufficient Input Validation Vulnerability in Bastet of Huawei Smart Phone

  • SA No:huawei-sa-20170802-02-smartphone
  • Initial Release Date: Aug 02, 2017
  • Last Release Date: Aug 03, 2017

The Bastet of some Huawei mobile phones has an insufficient input validation vulnerability due to the lack of parameter validation. An attacker may trick a user into installing a malicious APP. The APP can modify specific parameter to cause system reboot. (Vulnerability ID: HWPSIRT-2017-05190)

This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2017-8175.

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-20170802-02-smartphone-en

Product Name

Affected Version

Resolved Product and Version

Vicky-AL00A

Earlier than Vicky-AL00AC00B167 versions

Upgrade to Vicky-AL00AC00B167

Victoria-AL00A

Earlier than Victoria-AL00AC00B167 versions

Upgrade to Victoria-AL00AC00B167

Warsaw-AL00

Earlier than Warsaw-AL00C00B191 versions

Upgrade to Warsaw-AL00C00B191

Successful exploitation of the vulnerability allows attackers to crash the system.

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

Base Score: 5.5 (AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)

Temporal Score: 5.1 (E:F/RL:O/RC:C)

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

The attacker successfully tricked a user into installing the malicious APP.

Vulnerability details:

The Bastet of some Huawei mobile phones has an insufficient input validation vulnerability due to the lack of parameter validation. An attacker may trick a user into installing a malicious APP. The APP can modify specific parameter to cause system reboot.

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 security researcher Zhang Qing and Guangdong Bai of Singapore Institute of Technology (SIT) . Huawei would like to thank Zhang Qing and Guangdong Bai for working with us and coordinated vulnerability disclosure to protect our customers.

2017-08-03 V1.1 UPDATED Updated Vulnerability Source
2017-08-02 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.

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