CVE-2023-49721

published 2024-02-14

CVE-2023-49721: An insecure default to allow UEFI Shell in EDK2 was left enabled in LXD. This allows an OS-resident attacker to bypass Secure Boot.

Priority P4 32 medium 6.7 CVSS 3.1

AV L AC L PR H UI N S U C H I H A H

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

Affected

5 ranges

Vendor	Product	Version range	Fixed in
canonical	lxd	>= 5.0.0 < 5.21.0	5.21.0
canonical_ltd	lxd	—	—
debian	incus	—	—
debian	lxd	—	—
tianocore	edk2	<= 2023.11-8	—

CVSS provenance

nvd v3.1 6.7 MEDIUM CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

vendor_debian 6.7 LOW

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CWE-276