CVE-2020-2000: Palo Alto Networks PAN-OS

High severity, CVSS 7.2. EPSS: 3.4% chance of exploitation in the next 30 days.

An OS command injection and memory corruption vulnerability in the PAN-OS management web interface that allows authenticated administrators to disrupt system processes and potentially execute arbitrary code and OS commands with root privileges. This issue impacts: PAN-OS 8.1 versions earlier than PAN-OS 8.1.16; PAN-OS 9.0 versions earlier than PAN-OS 9.0.10; PAN-OS 9.1 versions earlier than PAN-OS 9.1.4; PAN-OS 10.0 versions earlier than PAN-OS 10.0.1.

Affected products

• Palo Alto Networks PAN-OS: from 8.1.0, before 8.1.16 (fixed in 8.1.16); from 9.0.0, before 9.0.10 (fixed in 9.0.10); from 9.1.0, before 9.1.4 (fixed in 9.1.4); from 10.0.0, before 10.0.1 (fixed in 10.0.1)

Published 2020-11-12. Last modified 2026-06-17.