CVE-2020-20813: Openvpn

High severity, CVSS 7.5. EPSS: 0.9% chance of exploitation in the next 30 days.

Control Channel in OpenVPN 2.4.7 and earlier allows remote attackers to cause a denial of service via crafted reset packet.

Affected products

• Openvpn Openvpn: up to and including 2.4.7

Published 2023-08-22. Last modified 2026-06-17.