CVE-2020-35757 Information

Description

An issue was discovered on Libre Wireless LS9 LS1.5/p7040 devices. There is Unauthenticated Root ADB Access Over TCP. The LS9 web interface provides functionality to access ADB over TCP. This is not enabled by default but can be enabled by sending a crafted request to a web management interface endpoint. Requests made to this endpoint do not require authentication. As such any unauthenticated user who is able to access the web interface will be able to gain root privileges on the LS9 module.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

https://www.iot-inspector.com/blog/advisory-multiple-issues-libre-wireless-ls9/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8