CVE-2024-3393

HIGH KEV

Palo Alto Networks PAN-OS >= 11.1.0 < 11.1.1 - Unauthenticated Denial of Service via Malicious DNS Packet

Title source: llm
STIX 2.1

Exploitation Summary

CVE-2024-3393 is actively exploited and listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added December 30, 2024.

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.

References (2)

Core 2

Scores

CVSS v3 7.5
EPSS 0.7972
EPSS Percentile 99.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation active
Automatable yes
Technical Impact partial

Details

CISA KEV 2024-12-30
VulnCheck KEV 2024-12-27
InTheWild.io 2024-12-30
ENISA EUVD EUVD-2024-31982
CWE
CWE-754
Status published
Products (9)
paloaltonetworks/pan-os 10.1.14 (4 CPE variants)
paloaltonetworks/pan-os 10.2.8 (7 CPE variants)
paloaltonetworks/pan-os 10.2.9 (7 CPE variants)
paloaltonetworks/pan-os 10.2.10 (8 CPE variants)
paloaltonetworks/pan-os 10.2.11 (7 CPE variants)
paloaltonetworks/pan-os 10.2.12 (4 CPE variants)
paloaltonetworks/pan-os 10.2.13 (2 CPE variants)
paloaltonetworks/pan-os 11.1.2 (8 CPE variants)
paloaltonetworks/pan-os 11.1.3 (3 CPE variants)
Published Dec 27, 2024
KEV Added Dec 30, 2024
Tracked Since Feb 18, 2026