Affected: Palo Alto Networks Cloud NGFW, Palo Alto Networks PAN-OS, Palo Alto Networks Panorama, Palo Alto Networks Prisma Access, Siemens RUGGEDCOM APE1808

A memory corruption vulnerability in the processing of tunnel traffic in Palo Alto Networks PAN-OS® software allows an authenticated user to initiate system reboots using a maliciously crafted packet. Repeated attempts to initiate a reboot causes the firewall to enter maintenance mode.

Panorama, Cloud NGFW, and Prisma® Access are not impacted by this vulnerability.