PAN-OS: OS Command Injection Vulnerability in Web Interface

An OS command injection vulnerability in the Palo Alto Networks PAN-OS web interface enables an authenticated administrator to execute arbitrary OS commands to escalate privileges.

This issue impacts:
PAN-OS 9.0 version 9.0.10 through PAN-OS 9.0.14;
PAN-OS 9.1 version 9.1.4 through PAN-OS 9.1.10;
PAN-OS 10.0 version 10.0.7 and earlier PAN-OS 10.0 versions;
PAN-OS 10.1 version 10.1.0 through PAN-OS 10.1.1.

Prisma Access firewalls and firewalls running PAN-OS 8.1 versions are not impacted by this issue.

Work around:
Enable signatures for Unique Threat ID 91439 on traffic destined for the web interface to block attacks against CVE-2021-3050.

This issue requires the attacker to have authenticated access to the PAN-OS web interface. You can mitigate the impact of this issue by following best practices for securing the PAN-OS web interface. Please review the Best Practices for Securing Administrative Access in the PAN-OS technical documentation at https://docs.paloaltonetworks.com/best-practices.