CVE-2019-5308: Huawei Mate 20 RS Firmware

Low severity, CVSS 2.4. EPSS: 0.2% chance of exploitation in the next 30 days.

Mate 20 RS smartphones with versions earlier than 9.1.0.135(C786E133R3P1) have an improper authorization vulnerability. The software does not properly restrict certain operation in ADB mode, successful exploit could allow the attacker to switch to third desktop after a series of operation.

Affected products

• Huawei Mate 20 RS Firmware: before 9.1.0.135\(c786e133r3p1\) (fixed in 9.1.0.135\(c786e133r3p1\))

Published 2019-11-29. Last modified 2026-06-17.