CVE-2020-1833: Huawei Honor 9x Firmware

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

Honor 9X smartphones with versions earlier than 9.1.1.172(C00E170R8P1) have an improper authentication vulnerability. A logic error occurs when handling clock function, an attacker should do a series of crafted operations quickly before the phone is unlocked, successful exploit could allow the attacker to access clock information without unlock the phone.

Affected products

• Huawei Honor 9x Firmware: before 9.1.1.172\(c00e170r8p1\) (fixed in 9.1.1.172\(c00e170r8p1\))

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