Intel UEFI Firmware Privilege Escalation Vulnerability

A vulnerability allowing improper buffer restrictions in UEFI firmware on certain Intel reference platforms may lead to unauthorized privilege escalation. This issue could enable a system software adversary with privileged access to manipulate data. The vulnerability requires local access and knowledge of specific internal details, but no user interaction. It may significantly impact the integrity of the affected system, with potential consequences for data confidentiality and availability.

Impact

Exploitation of this vulnerability could allow a privileged user to escalate privileges, potentially leading to unauthorized access or control over system resources.

Remediation

Users are advised to update to the latest UEFI firmware version provided by their system manufacturer that addresses this vulnerability.