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Ubuntu: (Multiple Advisories) (CVE-2023-48733): EDK II vulnerabilities

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Ubuntu: (Multiple Advisories) (CVE-2023-48733): EDK II vulnerabilities

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
02/15/2024
Created
02/16/2024
Added
02/15/2024
Modified
02/16/2024

Description

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.

Solution(s)

  • ubuntu-upgrade-efi-shell-aa64
  • ubuntu-upgrade-efi-shell-arm
  • ubuntu-upgrade-efi-shell-x64
  • ubuntu-upgrade-ovmf
  • ubuntu-upgrade-qemu-efi
  • ubuntu-upgrade-qemu-efi-aarch64
  • ubuntu-upgrade-qemu-efi-arm

References

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