Home Palo Alto Networks CVE-2024-3393
CRITICAL: THIS VULNERABILITY IS ACTIVELY BEING EXPLOITED IN THE WILD (CISA KEV CATALOG)
Back to Palo Alto Networks

CVE-2024-3393

Exploited

PAN-OS - DNS Security

Palo Alto Networks CVSS 7.5 Updated March 16, 2026

Executive Risk Summary

"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, causing it to reboot. Repeated attempts to trigger this condition will cause the firewall to enter maintenance mode, resulting in significant disruption to network operations."

Operational Audit Arsenal

Target Type Firmware Image
Target Asset PAN-OS
Standard Path Global Firmware

Manual Verification Required

This is a non-Windows asset (Palo Alto Networks). Use the target asset details and official path provided above to verify your current version against the official vendor advisories listed below.

Patch Impact Forecast

Reboot Required Likely

High

Internal Work Notes

PAN-OS DNS Security vulnerability (CVE-2024-3393) - potential for firewall reboot and maintenance mode, verify firmware version and apply patch as necessary

Technical Intelligence & Operational Utilities • Delivered Weekly

Intelligence Sources

Related Palo Alto Networks Threats

Data compiled from NVD, MSRC, and CISA KEV Catalog. Intelligence synthesized via AI. Scripts provided for diagnostic purposes under MIT License.