CVE-2022-34703

Una vulnerabilidad de Elevación de Privilegios de Windows Partition Management Driver. Este ID de CVE es diferente de CVE-2022-33670

This vulnerability allows local attackers to escalate privileges on affected installations of Microsoft Windows. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.
The specific flaw exists within partmgr.sys. The issue results from the lack of proper validation of user-supplied data, which can result in an integer overflow before allocating a buffer. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM.