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Security Advisory - Out-of-Bounds Memory Access Vulnerability in the Boot Loaders of Huawei Mobile Phones

  • SA No:huawei-sa-20170816-01-smartphone
  • Initial Release Date:2017-08-16
  • Last Release Date:2017-08-16

The boot loaders of some Huawei mobile phones have an out-of-bounds memory access vulnerability due to the lack of parameter validation. An attacker with the root privilege of an Android system may trick a user into installing a malicious APP. The APP can modify specific data to cause buffer overflow in the next system reboot, causing out-of-bounds memory read which can continuous system reboot. (Vulnerability ID: HWPSIRT-2017-01070)
This vulnerability has been assigned a CVE ID: CVE-2017-8149.
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-20170816-01-smartphone-en

Product Name

Affected Version

Resolved Product and Version

P10

The versions before Victoria-L09AC605B162

Victoria-L09AC605B162

The versions before Victoria-L29AC605B162

Victoria-L29AC605B162

P10 Plus

The versions before Vicky-L29AC605B162

Vicky-L29AC605B162

Successful exploit could cause out-of-bounds memory read, leading to continuous system reboot.

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

Base Score: 4.2 (AV:L/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:H)
Temporal Score: 3.9 (E:F/RL:O/RC:C)
This vulnerability can be exploited only when the following conditions are present:
The attacker has gained the root privilege of an Android system and successfully tricked a user into installing the malicious APP.
Vulnerability details:
An attacker with the root privilege of an Android system may trick a user into installing a malicious APP. The APP can modify specific data to cause out-of-bounds memory read, leading to continuous system reboot.
None


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 Aravind, Machiry. Huawei would like to thank Aravind, Machiry for working with us and coordinated vulnerability disclosure to protect our customers.

2017-08-16 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.

This document is provided on an "AS IS" basis and does not imply any kind of guarantee or warranty, either express or implied, including the warranties of merchantability or fitness for a particular purpose. In no event shall Huawei or any of its directly or indirectly controlled subsidiaries or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages. Your use of the document, by whatsoever means, will be totally at your own risk. Huawei is entitled to amend or update this document from time to time.