CVE-2021-21736: ZTE Zxhn HS562 Firmware

High severity, CVSS 7.2. EPSS: 0.9% chance of exploitation in the next 30 days.

A smart camera product of ZTE is impacted by a permission and access control vulnerability. Due to the defect of user permission management by the cloud-end app, users whose sharing permissions have been revoked can still control the camera, such as restarting the camera, restoring factory settings, etc.. This affects ZXHN HS562 V1.0.0.0B2.0000, V1.0.0.0B3.0000E

Affected products

• ZTE Zxhn HS562 Firmware: version 1.0.0.0b2.0000 only; version 1.0.0.0b3.0000 only

Published 2021-06-10. Last modified 2026-06-17.