CVE-2024-2551

PAN-OS: Firewall Denial of Service (DoS) Using a Specially Crafted Packet

Description

A null pointer dereference vulnerability in Palo Alto Networks PAN-OS software enables an unauthenticated attacker to stop a core system service on the firewall by sending a crafted packet through the data plane that causes a denial of service (DoS) condition. Repeated attempts to trigger this condition result in the firewall entering maintenance mode.

Remediation

Solution:

  • This issue is fixed in PAN-OS 10.1.14, PAN-OS 10.2.4-h6, PAN-OS 10.2.5, PAN-OS 11.0.5, and all later PAN-OS versions.

Category

8.7
CVSS
Severity: High
CVSS 4.0 •
CVSS 3.1 •
EPSS 0.08%
Vendor Advisory paloaltonetworks.com
Affected: Palo Alto Networks Cloud NGFW
Affected: Palo Alto Networks PAN-OS
Affected: Palo Alto Networks Prisma Access
Published at:
Updated at:

References

Link Tags
https://security.paloaltonetworks.com/CVE-2024-2551 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2024-2551?
CVE-2024-2551 has been scored as a high severity vulnerability.
How to fix CVE-2024-2551?
To fix CVE-2024-2551: This issue is fixed in PAN-OS 10.1.14, PAN-OS 10.2.4-h6, PAN-OS 10.2.5, PAN-OS 11.0.5, and all later PAN-OS versions.
Is CVE-2024-2551 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2024-2551 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2024-2551?
CVE-2024-2551 affects Palo Alto Networks Cloud NGFW, Palo Alto Networks PAN-OS, Palo Alto Networks Prisma Access.
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