4.6

CVE-2026-0269

PAN-OS: Denial of Service (DoS) in Tunnel Traffic Processing

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.
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
HerstellerPalo Alto Networks
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Produkt Cloud NGFW
Default Statusunaffected
Version All
Status unaffected
HerstellerPalo Alto Networks
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Produkt PAN-OS
Default Statusunaffected
Version 12.1.0
Version < 12.1.5
Status affected
Version 11.2.0
Version < 11.2.10
Status affected
Version 11.1.0
Version < 11.1.6-h21
Status affected
Version 10.2.0
Version < 10.2.16-h6
Status affected
HerstellerPalo Alto Networks
≫
Produkt Panorama
Default Statusunaffected
Version All
Status unaffected
HerstellerPalo Alto Networks
≫
Produkt Prisma Access
Default Statusunaffected
Version All
Status unaffected
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.19% 0.089
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
psirt@paloaltonetworks.com 4.6 0 0
CVSS:4.0/AV:A/AC:L/AT:N/PR:L/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:N/R:A/V:D/RE:M/U:Amber
CWE-754 Improper Check for Unusual or Exceptional Conditions

The product does not check or incorrectly checks for unusual or exceptional conditions that are not expected to occur frequently during day to day operation of the product.

https://security.paloaltonetworks.com/CVE-2026-0269