#VU100606 Improper certificate validation in Palo Alto PAN-OS - CVE-2024-5918

Vulnerability identifier: #VU100606

Vulnerability risk: Low

CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-5918

CWE-ID: CWE-295

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Palo Alto PAN-OS
Operating systems & Components / Operating system

Vendor: Palo Alto Networks, Inc.

Description

The vulnerability allows a remote user to impersonate other users.

The vulnerability exists due to improper certificate validation. A remote authenticated user can use a specially crafted certificate to impersonate other users.

The vulnerability affects systems with enabled option "Allow Authentication with User Credentials OR Client Certificate".

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Palo Alto PAN-OS: 10.1.0 - 10.1.10, 10.2.0-h1 - 10.2.4, 11.0.0-h1 - 11.0.2

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External links
https://security.paloaltonetworks.com/CVE-2024-5918

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Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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