CVE-2023-4692
An out-of-bounds write flaw was found in grub2's NTFS filesystem driver. This issue may allow an attacker to present a s
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.
HIGH · CVSS 7.5
EPSS 4e-05
Act now
- Public exploit or PoC is available
- CVSS base score ≥ 7.0
Sigma rules0
YARA rules0