CVE-2020-6867: ZTE Zenic One r22b

Medium severity, CVSS 5.5. EPSS: 0.3% chance of exploitation in the next 30 days.

ZTE's SDON controller is impacted by the resource management error vulnerability. When RPC is frequently called by other applications in the case of mass traffic data in the system, it will result in no response for a long time and memory overflow risk. This affects: ZENIC ONE R22b versions V16.19.10P02SP002 and V16.19.10P02SP005.

Affected products

• ZTE Zenic One r22b: version 6.19.10p02sp005 only; version 16.19.10p02sp002 only

Published 2020-04-30. Last modified 2026-06-17.