VULNERABILITY INTELLIGENCE

CVE-2018-20823

CVSS score7.5 HIGH
EPSS probability1.48%
CISA KEVNot currently listed
Published2019-04-25
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

The gyroscope on Xiaomi Mi 5s devices allows attackers to cause a denial of service (resonance and false data) via a 20.4 kHz audio signal, aka a MEMS ultrasound attack.

Weakness classification

  • CWE-20: Improper Input Validation

Primary references