Security Advisory - Multiple Buffer Overflow Vulnerabilities in Bastet of Huawei Smart Phone
- SA No:huawei-sa-20170405-01-smartphone
- Initial Release Date: 2017-04-05
- Last Release Date: 2018-04-02
The Bastet of some Huawei mobile phones have three buffer overflow vulnerabilities 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 continuous system reboot or arbitrary code execution. (Vulnerability ID: HWPSIRT-2017-02018,HWPSIRT-2017-02019 and HWPSIRT-2017-02020)
These vulnerabilities have been assigned Common Vulnerabilities and Exposures (CVE) ID: CVE-2017-2724,CVE-2017-2725 and CVE-2017-2726.
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-20170405-01-smartphone-en
|
Product Name |
Affected Version |
Resolved Product and Version |
|
P10 Plus |
Eariler than VKY-AL00C00B123 verisons |
Upgrade to VKY-AL00C00B123 |
|
P10 |
Earlier than VTR-AL00C00B123 versions |
Upgrade to VTR-AL00C00B123 |
Successful exploitation of the vulnerabilities allows attackers to crash the system or escalate user privilege.
The vulnerability classification has been performed by using the CVSSv3 scoring system (http://www.first.org/cvss/specification-document).
HWPSIRT-2017-02018,HWPSIRT-2017-02019 and HWPSIRT-2017-02020:
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:
The attacker has gained the root privilege of an Android system and successfully tricked a user into installing the malicious APP.
Vulnerability details:
The Bastet of some Huawei mobile phones have three buffer overflow vulnerabilities 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 continuous system reboot 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 ADLab of Venustech. Huawei would like to thank ADLab of Venustech for working with us and coordinated vulnerability disclosure to protect our customers.
2018-04-02 V1.1 UPDATE Update the CVSS score
2017-04-05 V1.0 INITIAL
None
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