Privilege escalation in Palo Alto PAN-OS

1) Input validation error

EUVDB-ID: #VU63073

Risk: Low

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-0024

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote user to compromise the affected system.

The vulnerability exists due to insufficient validation of user-supplied input. A authenticated network-based PAN-OS administrator can upload a specifically created configuration that disrupts system processes and potentially execute arbitrary code with root privileges when the configuration is committed on both hardware and virtual firewalls.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Palo Alto PAN-OS: 8.1 - 10.1.4

CPE2.3

• cpe:2.3:o:palo_alto_networks:pan-os:8.1:*:*:*:*:*:*:*
• cpe:2.3:o:palo_alto_networks:pan-os:8.1.0:*:*:*:*:*:*:*
• cpe:2.3:o:palo_alto_networks:pan-os:8.1.1:*:*:*:*:*:*:*
• cpe:2.3:o:palo_alto_networks:pan-os:8.1.2:*:*:*:*:*:*:*
• cpe:2.3:o:palo_alto_networks:pan-os:8.1.3:*:*:*:*:*:*:*
• cpe:2.3:o:palo_alto_networks:pan-os:8.1.4:*:*:*:*:*:*:*
• cpe:2.3:o:palo_alto_networks:pan-os:8.1.4-h2:*:*:*:*:*:*:*
• cpe:2.3:o:palo_alto_networks:pan-os:8.1.5:*:*:*:*:*:*:*
• cpe:2.3:o:palo_alto_networks:pan-os:8.1.6:*:*:*:*:*:*:*
• cpe:2.3:o:palo_alto_networks:pan-os:8.1.6-h2:*:*:*:*:*:*:*

External links

https://security.paloaltonetworks.com/CVE-2022-0024

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

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