Input validation error in IBM VIOS and IBM AIX - CVE-2023-45170

Vulnerability identifier: #VU84106

CSH Severity: Low

CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2023-45170

CWE-ID: CWE-20

Exploitation vector: Local access

Exploit availability: No public exploit available

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

The vulnerability exists due to insufficient validation of user-supplied input within the piobe command. A local user can pass specially crafted arguments to the affected command and execute arbitrary code with elevated privileges.

IBM VIOS
IBM AIX

Install updates from vendor's website.

IBM VIOS - update to 3.1.4.30
IBM AIX - addressed in versions 7.2.5 SP07, 7.3.1 SP03

• https://www.ibm.com/support/pages/node/7095022

• Multiple vulnerabilities in IBM AIX and VIOS