PAN-OS: Denial of Service in Advanced DNS Security Feature (Palo Alto Networks Cloud NGFW)
At a glance
- Source
- NVD
- EPSS
- EPSS 0.58 % · percentile 48 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- palo_alto
- NVD status
- Deferred
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.
Weaknesses (CWE)
- CWE-754 — Improper Check for Unusual or Exceptional Conditions
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 4.0 | MEDIUM 6.6 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/AU:Y/R:U/V:D/RE:M/U:Amber | palo_alto |
| CVSS 4.0 | MEDIUM 6.6 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:U/V:D/RE:M/U:Amber | NVD · psirt@paloaltonetworks.com (Secondary) |
European references
- ENISA EUVD · EUVD-2026-5938
- GCVE · GCVE-0-2026-0229
CERT-FR advisories
- CERTFR-2026-AVI-0160 — Multiples vulnérabilités dans les produits Palo Alto Networks · cert.ssi.gouv.fr
Affected products
| Product | Versions |
|---|---|
| Palo Alto Networks · Cloud NGFW | unaffected All |
| Palo Alto Networks · PAN-OS | affected 12.1.0 < 12.1.4 ; affected 11.2.0 < 11.2.10 ; unaffected 11.1.0 < 11.1.11 ; unaffected 10.2.0 < 10.2.17 |
| Palo Alto Networks · Prisma Access | unaffected All < 10.2.10-h28 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |