A flaw in grub2 was found where its configuration file, known as grub.cfg, is being created with the wrong permission set allowing non privileged users to read its content. This represents a low severity confidentiality issue, as those users can eventually read any encrypted passwords present in grub.cfg. This flaw affects grub2 2.06 and previous versions. This issue has been fixed in grub upstream but no version with the fix is currently released.
CVSS Details
- CVSS 3.1 Base Score: 3.3
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade grub2-tools-efiUpgrade grub2-pcUpgrade grub2-ppc64le-modulesUpgrade grub2-efi-aa64Upgrade grub2-efi-x64Upgrade grub2-efi-x64-modulesUpgrade grub2-efi-ia32-cdbootUpgrade grub2-efi-aa64-cdbootUpgrade grub2-commonUpgrade grub2-tools-minimalUpgrade grub2-pc-modulesUpgrade grub2-efi-aa64-modulesUpgrade grub2-ppc64leUpgrade grub2-toolsUpgrade grub2-efi-ia32-modulesUpgrade grub2-efi-ia32Upgrade grub2-efi-x64-cdbootUpgrade grub2-tools-extra | May 13, 2022 | Mar 10, 2022 |
| Amazon Linux Ami 2 | — | Upgrade grub2-efi-aa64Upgrade grub2-tools-extraUpgrade grub2-efi-aa64-ec2Upgrade grub2-emuUpgrade grub2-efi-aa64-modulesUpgrade grub2-pc-modulesUpgrade grub2-tools-minimalUpgrade grub2-tools-efiUpgrade grub2-efi-x64-modulesUpgrade grub2-commonUpgrade grub2-efi-x64-ec2Upgrade grub2-toolsUpgrade grub2-pcUpgrade grub2-debuginfoUpgrade grub2Upgrade grub2-efi-aa64-cdbootUpgrade grub2-efi-x64Upgrade grub2-efi-x64-cdbootUpgrade grub2-emu-modules | Jul 4, 2022 | Mar 10, 2022 |
| Amazon_linux_2023 | — | Upgrade grub2-efi-aa64-ec2Upgrade grub2-pc-modulesUpgrade grub2-tools-minimalUpgrade grub2-tools-extra-debuginfoUpgrade grub2-emu-debuginfoUpgrade grub2-efi-x64-ec2Upgrade grub2-emuUpgrade grub2-efi-aa64-modulesUpgrade grub2-tools-efi-debuginfoUpgrade grub2-efi-aa64Upgrade grub2-efi-x64-modulesUpgrade grub2-tools-extraUpgrade grub2-tools-efiUpgrade grub2-emu-modulesUpgrade grub2-tools-debuginfoUpgrade grub2-debugsourceUpgrade grub2-efi-aa64-cdbootUpgrade grub2-debuginfoUpgrade grub2-efi-x64-cdbootUpgrade grub2-toolsUpgrade grub2-tools-minimal-debuginfoUpgrade grub2-pcUpgrade grub2-commonUpgrade grub2-efi-x64 | Feb 17, 2025 | Nov 17, 2021 |
| Centos_linux | — | Upgrade grub2-debuginfoUpgrade grub2-pcUpgrade grub2-efi-x64-modulesUpgrade grub2-pc-modulesUpgrade grub2-efi-x64Upgrade grub2-tools-minimal-debuginfoUpgrade grub2-efi-ia32-modulesUpgrade grub2-efi-x64-cdbootUpgrade grub2-ppc64le-modulesUpgrade grub2-toolsUpgrade grub2-efi-aa64-modulesUpgrade grub2-efi-ia32-cdbootUpgrade grub2-tools-debuginfoUpgrade grub2-tools-minimalUpgrade grub2-tools-extra-debuginfoUpgrade grub2-tools-extraUpgrade grub2-tools-efiUpgrade grub2-debugsourceUpgrade grub2-tools-efi-debuginfoUpgrade grub2-commonUpgrade grub2-efi-ia32 | May 13, 2022 | Mar 10, 2022 |
| Debian | — | Upgrade grub2 | Jul 30, 2024 | Mar 10, 2022 |
| Gentoo Linux | — | Upgrade sys-boot/grub. | Sep 26, 2022 | Mar 10, 2022 |
| Huawei Euleros 2_0_sp10 | — | Upgrade grub2-tools-minimalUpgrade grub2-toolsUpgrade grub2-tools-extraUpgrade grub2-commonUpgrade grub2-efi-aa64Upgrade grub2-efi-aa64-modules | Jun 14, 2022 | Mar 10, 2022 |
| Huawei Euleros 2_0_sp11 | — | Upgrade grub2-efi-x64Upgrade grub2-pcUpgrade grub2-toolsUpgrade grub2-tools-minimalUpgrade grub2-pc-modulesUpgrade grub2-tools-efiUpgrade grub2-commonUpgrade grub2-tools-extraUpgrade grub2-efi-x64-modules | Jan 6, 2023 | Mar 10, 2022 |
| Huawei Euleros 2_0_sp5 | — | Upgrade grub2Upgrade grub2-pcUpgrade grub2-efi-x64-cdbootUpgrade grub2-efi-x64Upgrade grub2-efi-ia32Upgrade grub2-efi-ia32-cdbootUpgrade grub2-efi-x64-modulesUpgrade grub2-tools-minimalUpgrade grub2-pc-modulesUpgrade grub2-commonUpgrade grub2-tools-extraUpgrade grub2-tools | Aug 18, 2022 | Mar 10, 2022 |
| Huawei Euleros 2_0_sp9 | — | Upgrade grub2-tools-efiUpgrade grub2-tools-extraUpgrade grub2-pc-modulesUpgrade grub2-commonUpgrade grub2-efi-x64-modulesUpgrade grub2-tools-minimalUpgrade grub2-toolsUpgrade grub2-pcUpgrade grub2-efi-x64 | Jul 11, 2022 | Mar 10, 2022 |
| Oracle_linux | — | Upgrade grub2-efi-ia32-modulesUpgrade grub2-efi-x64-cdbootUpgrade grub2-efi-ia32-cdbootUpgrade grub2-efi-ia32Upgrade grub2-efi-x64Upgrade grub2-efi-aa64-cdbootUpgrade grub2-toolsUpgrade grub2-tools-minimalUpgrade grub2-tools-efiUpgrade grub2-efi-x64-modulesUpgrade grub2-tools-extraUpgrade grub2-efi-aa64Upgrade grub2-efi-aa64-modulesUpgrade grub2-commonUpgrade grub2-pcUpgrade grub2-pc-modules | May 18, 2022 | Nov 17, 2021 |
| Redhat_linux | — | Upgrade grub2-efi-ia32-cdbootNo solution existsUpgrade grub2-commonUpgrade grub2-pcUpgrade grub2-efi-x64-modulesUpgrade grub2-debuginfoUpgrade grub2-efi-ia32-modulesUpgrade grub2-efi-aa64-modulesUpgrade grub2-tools-debuginfoUpgrade grub2-toolsUpgrade grub2-tools-extraUpgrade grub2-ppc64le-modulesUpgrade grub2-tools-extra-debuginfoUpgrade grub2-tools-minimal-debuginfoUpgrade grub2-tools-minimalUpgrade grub2-tools-efi-debuginfoUpgrade grub2-debugsourceUpgrade grub2-efi-ia32Upgrade grub2-efi-x64Upgrade grub2-pc-modulesUpgrade grub2-tools-efiUpgrade grub2-efi-x64-cdboot | May 13, 2022 | Mar 10, 2022 |
| Rocky_linux | — | Upgrade grub2-tools-minimal-debuginfoUpgrade grub2-efi-x64Upgrade grub2-pcUpgrade grub2-efi-x64-cdbootUpgrade grub2-efi-ia32-cdbootUpgrade grub2-tools-minimalUpgrade grub2-debuginfoUpgrade grub2-efi-ia32Upgrade grub2-tools-debuginfoUpgrade grub2-debugsourceUpgrade grub2-tools-efi-debuginfoUpgrade grub2-tools-extra-debuginfoUpgrade grub2-tools-extraUpgrade grub2-tools-efiUpgrade grub2-tools | May 20, 2022 | Mar 10, 2022 |
| Suse | — | Upgrade grub2-x86_64-efiUpgrade grub2Upgrade grub2-snapper-pluginUpgrade grub2-i386-pcUpgrade grub2-systemd-sleep-pluginUpgrade grub2-s390x-emuUpgrade grub2-arm64-efiUpgrade grub2-powerpc-ieee1275Upgrade grub2-x86_64-xen | Oct 26, 2022 | Mar 10, 2022 |
| Ubuntu | — | Upgrade grub-efi-amd64Upgrade grub-efi-arm64-signedUpgrade grub-efi-amd64-binUpgrade grub-efi-amd64-signedUpgrade grub-efi-arm64Upgrade shimUpgrade shim-signedUpgrade grub-efi-arm64-bin | Sep 18, 2023 | Mar 10, 2022 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Mar 8, 2022 |
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