CVE-2023-4693

MediumCVSS 4.6/10Last modified Jul 21, 2026

Description

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.

Metrics

CVSS 3.1 4.6/10CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Weakness enumeration

CWE-125

Affected software

No affected versions have been published.

Timeline

Published: Oct 25, 2023
Last modified: Jul 21, 2026
NVD status: Modified

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