An insecure default to allow UEFI Shell in EDK2 was left... · CVE-2023-49721 · GitHub Advisory Database · GitHub

An insecure default to allow UEFI Shell in EDK2 was left...

Moderate severity Unreviewed Published Feb 15, 2024 to the GitHub Advisory Database • Updated Feb 15, 2024

Package

No package listed— Suggest a package

Affected versions

Unknown

Patched versions

Unknown

Description

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

References

Published by the National Vulnerability Database

Feb 14, 2024

Published to the GitHub Advisory Database Feb 15, 2024

Last updated Feb 15, 2024

Severity

Moderate

6.7

/ 10

CVSS base metrics

Attack vector

Local

Attack complexity

Low

Privileges required

High

User interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H