CVE-2024-5918 PAN-OS: Improper Certificate Validation Enables Impersonation of a Legitimate GlobalProtect User
An attacker with a crafted certificate can impersonate legitimate users on GlobalProtect portals or gateways when client certificate authentication is enabled.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2024-5918?
CVE-2024-5918 is a medium-severity authentication bypass vulnerability in Paloaltonetworks Pan-Os, published on 14 Nov 2024. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
An improper certificate validation vulnerability in Palo Alto Networks PAN-OS software enables an authorized user with a specially crafted client certificate to connect to an impacted GlobalProtect portal or GlobalProtect gateway as a different legitimate user. This attack is possible only if you "Allow Authentication with User Credentials OR Client Certificate."
Weakness: CWE-295
Which versions are affected by CVE-2024-5918?
It affects 1 product.
Products include Paloaltonetworks Pan-Os.
How do I fix CVE-2024-5918?
No fix has been published for CVE-2024-5918 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2024-5918 being exploited?
There is no known exploitation of CVE-2024-5918 in the wild and no public exploit code.
Other vulnerabilities in Paloaltonetworks Pan-Os
- CVE-2024-3400 Palo Alto Networks PAN-OS Command Injection
- CVE-2020-2021 Palo Alto Networks PAN-OS Authentication Bypass
- CVE-2017-15944 Palo Alto Networks PAN-OS Remote Code Execution
- CVE-2026-0300 Palo Alto Networks PAN-OS Out-of-bounds Write
- CVE-2024-0012 Palo Alto Networks PAN-OS Management Interface Authentication Bypass
Sources
Also known as GHSA-xvx4-v362-295f.