CVE-2024-3384

Name: CVE-2024-3384
Creator: NVD / NIST
Published: 2024-04-10T17:15:57.217+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.89%

Last modified Jun 17, 2026

CVE-2024-3384 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. A vulnerability in Palo Alto Networks PAN-OS software enables a remote attacker to reboot PAN-OS firewalls when receiving Windows New Technology LAN Manager (NTLM) packets from Windows servers. Repeated attacks eventually cause the firewall to enter maintenance mode, which requires manual intervention to bring the firewall back online.. EPSS estimates a 0.89% chance of exploitation in the next 30 days.

Description

A vulnerability in Palo Alto Networks PAN-OS software enables a remote attacker to reboot PAN-OS firewalls when receiving Windows New Technology LAN Manager (NTLM) packets from Windows servers. Repeated attacks eventually cause the firewall to enter maintenance mode, which requires manual intervention to bring the firewall back online.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

0.89%

54.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-1286

Affected Software

Vendor	Product	Versions
Paloaltonetworks	Pan-Os	>= 8.1.0, < 8.1.24
Paloaltonetworks	Pan-Os	>= 9.0.0, < 9.0.17
Paloaltonetworks	Pan-Os	>= 9.1.0, < 9.1.15
Paloaltonetworks	Pan-Os	>= 10.0.0, < 10.0.12
Paloaltonetworks	Pan-Os	9.1.15

References

https://security.paloaltonetworks.com/CVE-2024-3384Vendor Advisory
https://security.paloaltonetworks.com/CVE-2024-3384Vendor Advisory

Timeline

Published: Apr 10, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2024-3384?

How severe is CVE-2024-3384?

CVE-2024-3384 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.89% probability of exploitation in the next 30 days.

How do I fix CVE-2024-3384?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-3384?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST