CVE-2020-11900: Treck Tcp/ip

High severity, CVSS 8.2. EPSS: 13.1% chance of exploitation in the next 30 days.

The Treck TCP/IP stack before 6.0.1.41 has an IPv4 tunneling Double Free.

Affected products

• Treck Tcp/ip: before 6.0.1.41 (fixed in 6.0.1.41)

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