CVE-2020-3993: Broadcom VMware Nsx-T Data Center

Medium severity, CVSS 5.9. EPSS: 0.9% chance of exploitation in the next 30 days.

VMware NSX-T (3.x before 3.0.2, 2.5.x before 2.5.2.2.0) contains a security vulnerability that exists in the way it allows a KVM host to download and install packages from NSX manager. A malicious actor with MITM positioning may be able to exploit this issue to compromise the transport node.

Affected products

• Broadcom VMware Nsx-T Data Center: from 2.5.0, before 2.5.2.2.0 (fixed in 2.5.2.2.0); from 3.0.0, before 3.0.2 (fixed in 3.0.2)
• VMware Cloud Foundation: from 3.0, before 3.10.1.1 (fixed in 3.10.1.1); from 4.0, before 4.1 (fixed in 4.1)

Published 2020-10-20. Last modified 2026-06-17.