SB2022051127 - Multiple vulnerabilities in Cortex XDR Agent

Description

This security bulletin contains information about 2 vulnerabilities.

1) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2022-0026)

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

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

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to application does not properly impose security restrictions. A local user with file creation privilege in the Windows root directory (such as C:\) can execute arbitrary programs with elevated privileges.

2) Insecure DLL loading (CVE-ID: CVE-2022-0025)

CWE-ID: CWE-427 - Uncontrolled Search Path Element

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

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to the application loads DLL libraries in an insecure manner. A local user with write permissions in the Windows root directory (such as C:\) can place a malicious .dll file and execute arbitrary code with elevated privileges.

Remediation

Install update from vendor's website.

References

• https://security.paloaltonetworks.com/CVE-2022-0026
• https://security.paloaltonetworks.com/CVE-2022-0025