CVE-2024-2550: pan-os Null Dereference — Fix

Description

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

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CVSS v3.1 Score

7.5

HIGH

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

Weakness Type (CWE)

CWE-476 CWE-476

Affected Products

Vendor	Product	Versions
paloaltonetworks	pan-os	10.2.0 — 10.2.7
paloaltonetworks	pan-os	11.0.0 — 11.0.6
paloaltonetworks	pan-os	11.1.0 — 11.1.4
paloaltonetworks	pan-os	All
paloaltonetworks	pan-os	All
paloaltonetworks	pan-os	All
paloaltonetworks	pan-os	All
paloaltonetworks	pan-os	All
paloaltonetworks	pan-os	All
paloaltonetworks	pan-os	All
paloaltonetworks	pan-os	All
paloaltonetworks	pan-os	All
paloaltonetworks	pan-os	All
paloaltonetworks	pan-os	All
paloaltonetworks	pan-os	All
paloaltonetworks	pan-os	All
paloaltonetworks	pan-os	All
paloaltonetworks	pan-os	All
paloaltonetworks	pan-os	All
paloaltonetworks	pan-os	All
paloaltonetworks	pan-os	All
paloaltonetworks	pan-os	All
paloaltonetworks	pan-os	All
paloaltonetworks	pan-os	All
paloaltonetworks	pan-os	All
paloaltonetworks	pan-os	All
paloaltonetworks	pan-os	All
paloaltonetworks	pan-os	All
paloaltonetworks	pan-os	All
paloaltonetworks	pan-os	All
paloaltonetworks	pan-os	All
paloaltonetworks	pan-os	All
paloaltonetworks	pan-os	All
paloaltonetworks	pan-os	All

References

Advisories & Patches

https://security.paloaltonetworks.com/CVE-2024-2550

Frequently Asked Questions

What is CVE-2024-2550? +

A null pointer dereference vulnerability in the GlobalProtect gateway in Palo Alto Networks PAN-OS software enables an unauthenticated attacker to stop the GlobalProtect service on the firewall by sending a specially crafted packet that causes a denial of service (DoS) condition. Repeated attempts to trigger this condition result in the firewall entering maintenance mode. It has a CVSS v3.1 base score of 7.5 (HIGH).

How severe is CVE-2024-2550? +

CVE-2024-2550 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2024-2550? +

CVE-2024-2550 affects products from paloaltonetworks, specifically: pan-os. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-2550? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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