CVE-2024-3393

7.5 HIGH CISA KEV - Actively Exploited
Published: December 27, 2024 Modified: November 04, 2025

Description

A Denial of Service vulnerability in the DNS Security feature of Palo Alto Networks PAN-OS software allows an unauthenticated attacker to send a malicious packet through the data plane of the firewall that reboots the firewall. Repeated attempts to trigger this condition will cause the firewall to enter maintenance mode.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://security.paloaltonetworks.com/CVE-2024-3393
Source: psirt@paloaltonetworks.com
Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-3393
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
US Government Resource

2 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.5 / 10.0
EPSS (Exploit Probability)
66.6%
98th percentile
Exploitation Status
Actively Exploited
Remediation due: 2025-01-20

Weaknesses (CWE)

Affected Vendors

paloaltonetworks