Error handling in Cortex XDR Agent for Windows - CVE-2020-2020
Published: December 9, 2020 / Updated: December 10, 2020
Vulnerability identifier: #VU48909
CSH Severity: Low
CVSS v4.0: 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-2020-2020
CWE-ID: CWE-388
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Palo Alto Networks, Inc.
Affected software:
Cortex XDR Agent for Windows
Cortex XDR Agent for Windows
Detailed vulnerability description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient handling of exceptional conditions in in Cortex XDR Agent. A local user can create files in the software's internal program directory that prevents the Cortex XDR Agent from starting when the software or machine is restarted.
How to mitigate CVE-2020-2020
Install updates from vendor's website.