CVE-2020-29383: Vsolcn v1600d-Mini Firmware

High severity, CVSS 7.8. EPSS: 0.3% chance of exploitation in the next 30 days.

An issue was discovered on V-SOL V1600D4L V1.01.49 and V1600D-MINI V1.01.48 OLT devices. A hardcoded RSA private key (specific to V1600D4L and V1600D-MINI) is contained in the firmware images.

Affected products

• Vsolcn v1600d-Mini Firmware: version 1.01.48 only
• Vsolcn v1600d4l Firmware: version 1.01.49 only

Published 2020-11-29. Last modified 2026-06-17.