Remote denial of service in Palo Alto Networks PAN-OS GlobalProtect gateway

1) NULL pointer dereference

EUVDB-ID: #VU100660

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-2550

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error. A remote attacker can send specially crafted packets to the device and crash the GlobalProtect service.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Palo Alto PAN-OS: 10.2 - 11.1.5-h1

CPE2.3

• cpe:2.3:o:palo_alto_networks:pan-os:10.2:*:*:*:*:*:*:*
• cpe:2.3:o:palo_alto_networks:pan-os:10.2.0:*:*:*:*:*:*:*
• cpe:2.3:o:palo_alto_networks:pan-os:10.2.0-h1:*:*:*:*:*:*:*
• cpe:2.3:o:palo_alto_networks:pan-os:10.2.0-h2:*:*:*:*:*:*:*
• cpe:2.3:o:palo_alto_networks:pan-os:10.2.0-h3:*:*:*:*:*:*:*
• cpe:2.3:o:palo_alto_networks:pan-os:10.2.1:*:*:*:*:*:*:*
• cpe:2.3:o:palo_alto_networks:pan-os:10.2.1-h1:*:*:*:*:*:*:*
• cpe:2.3:o:palo_alto_networks:pan-os:10.2.1-h2:*:*:*:*:*:*:*
• cpe:2.3:o:palo_alto_networks:pan-os:10.2.2:*:*:*:*:*:*:*
• cpe:2.3:o:palo_alto_networks:pan-os:10.2.2-h1:*:*:*:*:*:*:*

External links

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

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.