CVE-2023-4692

CVSS V2 None CVSS V3 None

Description

An out-of-bounds write flaw was found in grub2's NTFS filesystem driver. This issue may allow an attacker to present a specially crafted NTFS filesystem image, leading to grub's heap metadata corruption. In some circumstances, the attack may also corrupt the UEFI firmware heap metadata. As a result, arbitrary code execution and secure boot protection bypass may be achieved.

Overview

CVE ID
CVE-2023-4692

Assigner
redhat

Vulnerability Status
PUBLISHED

Published Version
2023-10-25T10:27:29.173Z

Last Modified Date
2024-05-29T22:14:59.233Z

Weakness Enumerations

CWE	URL
CWE-122	http://cwe.mitre.org/data/definitions/122.html

References

Reference URL	Reference Tags
https://access.redhat.com/errata/RHSA-2024:2456	vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2024:3184	vendor-advisory x_refsource_REDHAT
https://access.redhat.com/security/cve/CVE-2023-4692	vdb-entry x_refsource_REDHAT
https://bugzilla.redhat.com/show_bug.cgi?id=2236613	issue-tracking x_refsource_REDHAT
https://dfir.ru/2023/10/03/cve-2023-4692-cve-2023-4693-vulnerabilities-in-the-grub-boot-manager/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FUU42E7CPYLATXOYVYNW6YTXXULAOV6L/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OIRJ5UZRXX2KLR4IKBJEQUNGOCXMMDLY/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PERFILCHFEUGG3OAMC6W55P6DDIBZK4Q/
https://lists.gnu.org/archive/html/grub-devel/2023-10/msg00028.html
https://seclists.org/oss-sec/2023/q4/37
https://security.gentoo.org/glsa/202311-14
https://security.netapp.com/advisory/ntap-20231208-0002/

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2023-4692
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-4692

History

Created	Old Value	New Value	Data Type	Notes
2024-06-24 19:49:16				Added to TrackCVE