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Security Advisory - Improper Permission Assignment Vulnerability in Some USB Dongle Products

  • SA No:huawei-sa-20210602-01-permission
  • Initial Release Date: 2021.06.02
  • Last Release Date: 2021.06.22

Huawei LTE USB Dongle products have an improper permission assignment vulnerability. An attacker can locally access and log in to a MAC OS to induce a user to install a specially crafted application. After successfully exploiting this vulnerability, the attacker can perform unauthenticated operations. (Vulnerability ID: HWPSIRT-2021-60283)

This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2021-22382.

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-20210602-01-permission-en


Product Name

Affected Version

Resolved Product and Version

E3372

Earlier than 22.333.03.00.00 versions

Hilink products tool[1]
E8372
 Earlier than 21.333.03.00.00 versions
 MobileWiFi Tools for MAC OS[2]

[1] You are advised to download and install the Hilink products tool from https://consumer.huawei.com/en/support/routers/e3372/ to solve this problem.

[2] You are advised to download and install the MobileWiFi Tools for MAC OS from https://consumer.huawei.com/en/support/routers/e8372/ to solve this problem.


Successfully exploiting this vulnerability, the attacker can perform unauthenticated operations.


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

Base Score: 3.8 (AV:L/AC:H/PR:H/UI:R/S:U/C:L/I:L/A:L)

Temporal Score: 3.6 (E:F/RL:O/RC:C)


This vulnerability can be exploited only when the following conditions are present:

An attacker can locally access and log in to a MAC OS to induce a user to install a specially crafted application.

Vulnerability details:

An attacker can locally access and log in to a MAC OS to induce a user to install a specially crafted application. After successfully exploiting this vulnerability, the attacker can perform unauthenticated operations.


None


Consumers are advised to download and install the Hilink products tool from https://consumer.huawei.com/en/support/routers/e3372/  or MobileWiFi Tools for MAC OS from https://consumer.huawei.com/en/support/routers/e8372/ to solve this problem.

This vulnerability was discovered  by Martin Rakhmanov of Trustwave.

2021-06-22 V1.2 UPDATED Updated the information in "Summary" and "Software Versions and Fixes";

2021-06-08 V1.1 UPDATED Updated the information in "Source";

2021-06-02 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.