Microsoft Windows Defender is prone to a local privilege-escalation vulnerability. An attacker can exploit this issue to execute arbitrary code within the context of the LocalSystem account. Successfully exploiting this issue will result in the complete compromise of affected computers.
Permit local access for trusted individuals only. Where possible, use restricted environments and restricted shells.
To exploit this vulnerability, an attacker requires local access to an affected computer. Grant local access for trusted and accountable users only.
Updates are available. Please see the references or vendor advisory for more information.