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Affected Component
Analysis
grub
Exploitable
Name
CVE-2023-4693
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.
Published Date
Updated Date
Workaround
-
Advisories
https://access.redhat.com/security/cve/CVE-2023-4693Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2238343Issue Tracking
https://dfir.ru/2023/10/03/cve-2023-4692-cve-2023-4693-vulnerabilities-in-the-grub-boot-manager/Exploit
https://seclists.org/oss-sec/2023/q4/37Mailing List
https://access.redhat.com/security/cve/CVE-2023-4693Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2238343Issue Tracking
https://dfir.ru/2023/10/03/cve-2023-4692-cve-2023-4693-vulnerabilities-in-the-grub-boot-manager/Exploit
https://seclists.org/oss-sec/2023/q4/37Mailing List
Analysis#
Vulnerability Ratings#
5.3
CVSSv31
4.6
CVSSv31