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

  • SA No:huawei-sa-20171115-01-smartphone
  • Initial Release Date: Nov 15, 2017
  • Last Release Date: Nov 15, 2017

The CameraISP 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, the APP can send a specific parameter to the CameraISP driver of the smart phone, causing system reboot. (Vulnerability ID: HWPSIRT-2017-07178)

This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2017-8202. 

Huawei has released software updates to fix this vulnerability. This advisory is available at the following link:

Product Name

Affected Version

Resolved Product and Version

Versions earlier than Prague-AL00AC00B205


Versions earlier than Prague-AL00BC00B205



Versions earlier than Prague-AL00CC00B205



Versions earlier than Prague-TL00AC01B205



Versions earlier than Prague-TL10AC01B205


An attacker could exploit this vulnerability to cause system reboot.

The vulnerability classification has been performed by using the CVSSv3 scoring system (

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:

An attacker tricks a user into installing a malicious application.

Vulnerability details:

The malicious application can send a specific parameter to the CameraISP driver of the smart phone, causing 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 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.

2017-11-15 V1.0 INITIAL

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