Disclosure summary
Palo Alto Networks PAN-OS contains a vulnerability in parsing and logging malicious DNS packets in the DNS Security feature that, when exploited, allows an unauthenticated attacker to remotely reboot the firewall. Repeated attempts to trigger this condition will cause the firewall to enter maintenance mode.
CISA remediation guidance
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Original records & references
PUBLISHED 2024-12-30T00:00:00-05:00
MODIFIED 2024-12-30T00:00:00-05:00
INGESTED 2026-10-06T11:42:57-04:00