CVE-2023-4693
published 2023-10-25CVE-2023-4693: An out-of-bounds read flaw was found on grub2's NTFS filesystem driver. This issue may allow a physically present attacker to present a specially crafted NTFS…
medium4.6CVSS 3.1
AVPACLPRNUINSUCHINAN
An out-of-bounds read flaw was found on grub2's NTFS filesystem driver. This issue may allow a physically present attacker to present a specially crafted NTFS file system image to read arbitrary memory locations. A successful attack allows sensitive data cached in memory or EFI variable values to be leaked, presenting a high Confidentiality risk.
Affected
15 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | grub2 | < grub2 2.06-13+deb12u1 (bookworm) | grub2 2.06-13+deb12u1 (bookworm) |
| gnu | grub2 | < 2.12 | 2.12 |
| gnu | grub2 | >= 0 < 2.06-3~deb11u6 | 2.06-3~deb11u6 |
| gnu | grub2 | >= 0 < 2.06-13+deb12u1 | 2.06-13+deb12u1 |
| gnu | grub2 | >= 0 < 2.12~rc1-11 | 2.12~rc1-11 |
| gnu | grub2 | >= 0 < 2.12~rc1-11 | 2.12~rc1-11 |
| msrc | azl3_grub2_2.06-18_on_azure_linux_3.0 | — | — |
| msrc | azl3_grub2_2.06-23_on_azure_linux_3.0 | — | — |
| msrc | azure_linux_3.0_arm | — | — |
| msrc | azure_linux_3.0_x64 | — | — |
| msrc | cbl2_grub2_2.06-13_on_cbl_mariner_2.0 | — | — |
| msrc | cbl_mariner_2.0_arm | — | — |
| msrc | cbl_mariner_2.0_x64 | — | — |
| redhat | enterprise_linux | — | — |
| redhat | enterprise_linux | — | — |
CVSS provenance
nvdv3.14.6MEDIUMCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
osv7.8HIGH