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Security Advisory - Laser Command Injection Vulnerability on Huawei Terminals

  • SA No:huawei-sa-20220126-01-df75863e
  • Initial Release Date: 2022.01.26
  • Last Release Date: 2022.01.26

The laser command injection vulnerability exists on some Huawei devices. The devices cannot effectively defend against external malicious interference. Attackers need the device to be visually exploitable and successful triggering of this vulnerability could execute voice commands on the device. (Vulnerability ID: HWPSIRT-2021-60677)
This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2021-40043.
For products that have released software updates to fix this vulnerability, Huawei will release and update the Security Advisory at:
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20220126-01-df75863e-en

Product Name

Affected Version

Resolved Product and Version

AIS-BW80H-00

versions earlier than AIS-BW80H-00 9.0.3.4(H100SP13C00)

9.0.3.4(H100SP17C00)


Successful triggering of this vulnerability could allow voice commands to be executed on the device.

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

Base Score: 8.1 (AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H)

Temporal Score: 7.5 (E:F/RL:O/RC:C)


This vulnerability can be exploited only when the following conditions are present:
The attacked device must be within the visual distance of the attacker.
Vulnerability details:
The device does not effectively defend against malicious interference from the outside. Attackers need the device to be visually exploitable and successful triggering of this vulnerability could execute voice commands on the device.

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

The vulnerability was discovered by external researchers.


2022-01-26 V1.0 INITIAL


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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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