Dell PowerEdge Server BIOS and Dell Precision Rack BIOS contain an Improper SMM communication buffer verification vulnerability. A local low privileged attacker could potentially exploit this vulnerability leading to arbitrary writes to SMRAM.
Metrics
CVSS Version: 3.1 |
Base Score: 7.2 HIGH Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:H
l➤ Exploitability Metrics: Attack Vector (AV)* LOCAL Attack Complexity (AC)* HIGH Privileges Required (PR)* HIGH User Interaction (UI)* NONE Scope (S)* CHANGED
l➤ Impact Metrics: Confidentiality Impact (C)* NONE Integrity Impact (I)* HIGH Availability Impact (A)* HIGH