CVE-2021-38789: Allwinnertech Android Q SDK

High severity, CVSS 7.5. EPSS: 1.3% chance of exploitation in the next 30 days.

Allwinner R818 SoC Android Q SDK V1.0 is affected by an incorrect access control vulnerability that does not check the caller's permission, in which a third-party app could change system settings.

Affected products

• Allwinnertech Android Q SDK: version 1.0 only

Published 2022-01-19. Last modified 2026-06-17.