#VU107392 NULL pointer dereference in Cortex XDR Agent for Windows - CVE-2025-0121

Vulnerability identifier: #VU107392

Vulnerability risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2025-0121

CWE-ID: CWE-476

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Cortex XDR Agent for Windows
Client/Desktop applications / Antivirus software/Personal firewalls

Vendor: Palo Alto Networks, Inc.

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error. A local user can pass specially crafted data to the application and perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Cortex XDR Agent for Windows: 7.9-CE - 7.9.102-CE, 8.3-CE, 8.5.0 - 8.5.1, 8.6.0

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External links
https://security.paloaltonetworks.com/CVE-2025-0121

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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