CVE-2020-1831: Huawei Mate 20 Firmware

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

HUAWEI Mate 20 smartphones with versions earlier than 10.0.0.195(SP31C00E74R3P8) have an improper authorization vulnerability. The digital balance function does not sufficiently restrict the using time of certain user, successful exploit could allow the user break the limit of digital balance function after a series of operations with a PC.

Affected products

• Huawei Mate 20 Firmware: before 10.0.0.195\(sp31c00e74r3p8\) (fixed in 10.0.0.195\(sp31c00e74r3p8\))

Published 2020-05-29. Last modified 2026-06-17.