CVE-2020-23539: Realtek RTL8723DE Firmware

High severity, CVSS 7.5. EPSS: 1.8% chance of exploitation in the next 30 days.

An issue was discovered in Realtek rtl8723de BLE Stack <= 4.1 that allows remote attackers to cause a Denial of Service via the interval field to the CONNECT_REQ message.

Affected products

• Realtek RTL8723DE Firmware: up to and including 4.1

Published 2021-04-08. Last modified 2026-06-17.