6.6
Medium
CVE-2026-0229 A denial-of-service (DoS) vulnerability in the Advanced DNS Security (ADNS) feature of Palo Alto Networks PAN-OS®…
Description
A denial-of-service (DoS) vulnerability in the Advanced DNS Security (ADNS) feature of Palo Alto Networks PAN-OS® software enables an unauthenticated attacker to initiate system reboots using a maliciously crafted packet. Repeated attempts to initiate a reboot causes the firewall to enter maintenance mode. Cloud NGFW and Prisma Access® are not impacted by this vulnerability.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Cloud NGFW | Versions not published | |
| PAN-OS 12.1 | 12.1.0 → < 12.1.4 | 12.1.4 |
| PAN-OS 11.2 | 11.2.0 → < 11.2.10 | 11.2.10 |
| PAN-OS 11.1 | earliest → < 11.1.0 | 11.1.0 |
| PAN-OS 10.2 | earliest → < 10.2.0 | 10.2.0 |
| Prisma Access | Versions not published |
References
- security.paloaltonetworks.com security.paloaltonetworks.com
Timeline
- Published
- Last modified
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