CVE-2020-1794: Huawei Mate 20 Firmware

Medium severity, CVSS 4.6. EPSS: 0.2% chance of exploitation in the next 30 days.

There is an improper authentication vulnerability in several smartphones. The applock does not perform a sufficient authentication in certain scenarios, successful exploit could allow the attacker to gain certain data of the application which is locked. Affected product versions include:HUAWEI Mate 20 versions Versions earlier than 10.0.0.188(C00E74R3P8);HUAWEI Mate 30 Pro versions Versions earlier than 10.0.0.203(C00E202R7P2).

Affected products

• Huawei Mate 20 Firmware: before 10.0.0.188\(c00e74r3p8\) (fixed in 10.0.0.188\(c00e74r3p8\))
• Huawei Mate 30 Pro Firmware: before 10.0.0.203\(c00e202r7p2\) (fixed in 10.0.0.203\(c00e202r7p2\))

Published 2020-03-20. Last modified 2026-06-17.