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Security Advisory - Two Buffer overflow Vulnerabilities on Huawei Smart Phone

  • SA No:huawei-sa-20171025-01-overflow
  • Initial Release Date: Oct 25, 2017
  • Last Release Date: Oct 25, 2017

Some Huawei smart phones have two buffer overflow vulnerabilities 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 smart phone, causing the smartphone restart or arbitrary code execution. (Vulnerability ID: HWPSIRT-2017-08231 and HWPSIRT-2017-08232)
The two vulnerabilities have been assigned two Common Vulnerabilities and Exposures (CVE) IDs: CVE-2017-8169 and CVE-2017-8170.
Huawei has released software updates to fix these vulnerabilities. This advisory is available at the following link:
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20171025-01-overflow-en

Product Name

Affected Version

Resolved Product and Version

VIE-L09

Earlier than VIE-L09C40B360 versions

Upgrade to VIE-L09C40B360

An attacker could exploit this vulnerability to cause the smartphone restart or arbitrary code execution.

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

HWPSIRT-2017-08231 and HWPSIRT-2017-08232:

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)

HWPSIRT-2017-08231 and HWPSIRT-2017-08232:

These vulnerabilities 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:

Some Huawei smart phones have two buffer overflow vulnerabilities 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 the smart phone, causing the smartphone restart or arbitrary code execution.

The product that supports automatic update will receive a system update prompt. You can install the update to fix the vulnerability.

These vulnerabilities were reported to Huawei PSIRT by Wenlin Yang, Guang Gong, Hao Chen of Alpha Team in Qihoo 360 Technology Co. Ltd. Huawei would like to thank Wenlin Yang, Guang Gong and Hao Chen for working with us and coordinated vulnerability disclosure to protect our customers.

2017-10-25 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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