This page tracks the Ubuntu fix status. The vulnerability itself is described on the main CVE page. View CVE-2023-48733 →

UBUNTU-CVE-2023-48733

An insecure default to allow UEFI Shell in EDK2 was left enabled in Ubuntu's EDK2. This allows an OS-resident attacker to bypass Secure Boot.

Original description

The description as published by the source.

Source: OSV.dev (Open Source Vulnerabilities) OSV

Ubuntu:Pro:16.04:LTS edk2

[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]

Ubuntu:Pro:18.04:LTS edk2

[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]

Ubuntu:20.04:LTS edk2

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0~20191122.bd85bf54-2ubuntu3.5"}]}]

Ubuntu:22.04:LTS edk2

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2022.02-3ubuntu0.22.04.2"}]}]