CVE-2023-4692

Concretely documented: CVE-2023-4692 is an out-of-bounds write in grub2’s NTFS driver that can corrupt heap metadata, potentially enabling arbitrary code execution and secure-boot protection bypass. Several connected advisories (e.g., CBL-Mariner) note that a patched grub2 is available; affected ...

CVE-2023-4692 Grub2: out-of-bounds write at fs/ntfs.c may lead to unsigned code execution

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...

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 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...

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 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...

CVE-2023-4692 Grub2: out-of-bounds write at fs/ntfs.c may lead to unsigned code execution

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...

CVE-2023-4692: Heap-based Buffer Overflow

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...

SUSE-SU-2023:4161-1 Security update for fwupdate

This update of fwupdate fixes the following issues: - rebuild the package with the new secure boot key bsc1209188...

PT-2023-36286

Name of the Vulnerable Software and Affected Versions fwupdate affected versions not specified Description The issue concerns a problem that was fixed by rebuilding the package with a new secure boot key. Recommendations At the moment, there is no information about a newer version that contains a...

PT-2023-9359

Name of the Vulnerable Software and Affected Versions EDK2 versions affected versions not specified Description The issue is related to an insecure default configuration in EDK2 that allows the UEFI Shell to be enabled, potentially permitting an OS-resident attacker to bypass Secure Boot. This...

AXIS OS Secure Boot Bypass Vulnerability (Oct 2023)

AXIS OS is prone to a secure boot bypass vulnerability on several devices. SPDX-FileCopyrightText: 2023 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only CPE =...

SUSE SLED15: grub2 / grub2-arm64-efi / grub2-i386-pc / grub2-powerpc-ieee1275 / etc (SUSE-SU-2023:4141-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:4141-1 advisory. Security fixes: - CVE-2023-4692: Fixed an out-of-bounds write at fs/ntfs.c which may lead to unsigned code...

CVE-2023-21414

NCC Group has found a flaw during the annual internal penetration test ordered by Axis Communications. The protection for device tampering commonly known as Secure Boot contains a flaw which provides an opportunity for a sophisticated attack to bypass this protection. Axis has released patched AX...

CVE-2023-21414

NCC Group has found a flaw during the annual internal penetration test ordered by Axis Communications. The protection for device tampering commonly known as Secure Boot contains a flaw which provides an opportunity for a sophisticated attack to bypass this protection. Axis has released patched AX...

Design/Logic Flaw

NCC Group has found a flaw during the annual internal penetration test ordered by Axis Communications. The protection for device tampering commonly known as Secure Boot contains a flaw which provides an opportunity for a sophisticated attack to bypass this protection. Axis has released patched AX...

CVE-2023-21414

NCC Group has found a flaw during the annual internal penetration test ordered by Axis Communications. The protection for device tampering commonly known as Secure Boot contains a flaw which provides an opportunity for a sophisticated attack to bypass this protection. Axis has released patched AX...

CVE-2023-21414

CVE-2023-21414 affects Axis OS Secure Boot (device tamper protection). A flaw in the tamper protection mechanism can allow a sophisticated attacker to bypass Secure Boot. Axis has released patched AXIS OS versions and directs to the Axis security advisory for details and remediation. Connected so...

PT-2023-18185 · Axis Communications · Axis Os

Name of the Vulnerable Software and Affected Versions: AXIS OS affected versions not specified Description: A flaw has been discovered in the protection for device tampering, commonly known as Secure Boot, which provides an opportunity for a sophisticated attack to bypass this protection. The iss...

CVE-2023-21414: Stack-based Buffer Overflow

NCC Group has found a flaw during the annual internal penetration test ordered by Axis Communications. The protection for device tampering commonly known as Secure Boot contains a flaw which provides an opportunity for a sophisticated attack to bypass this protection. Axis has released patched AX...

AXIS OS Security Vulnerability

AXIS Os is an edge device operating system from Axis Sweden. A security vulnerability exists in AXIS OS due to a flaw in the device tamper protection Secure Boot that provides an opportunity for sophisticated attacks to bypass this protection and affects the following products and versions: Axis...

OESA-2023-1720 grub2 security update

GNU GRUB is a Multiboot boot loader. It was derived from GRUB, the GRand Unified Bootloader, which was originally designed and implemented by Erich Stefan Boleyn. Security Fixes: An out-of-bounds write flaw was found in grub2's NTFS filesystem driver. This issue may allow an attacker to present a...