CVE-2025-47827

CVE-2025-47827 Prueba de concepto e informe de vulnerabilidad para CVE-2025-47827. Contenido Descripción Divulgación Impacto Detección Mitigación Binarios Prueba de concepto Recursos Descripción En IGEL OS anterior a v11, Secure Boot puede ser eludido porque el módulo igel-flash-driver verifica...

initroot

initroot: Motorola Bootloader Kernel Cmdline Injection Secure Boot & Device Locking Bypass CVE-2016-10277 By Roee Hay / Aleph Research, HCL Technologies First stage exploit: Tethered jailbreak This exploit gains an ephemeral unrestricted root access on the device. For example, on cedric some...

CVE-2026-25250

🕷️ CVE-2026-25250: Improper Trusted Bootloader Chain Validation A Microsoft-signed third-party bootloader that loads a secondary EFI binary with no signature or integrity verification, collapsing the Secure Boot chain of trust from within. 📑 Table of Contents Research Context Official References...

BlackLotus

BlackLotus BlackLotus es un innovador bootkit UEFI diseñado específicamente para Windows. Incorpora una omisión integrada de Secure Boot y protección Ring0/Kernel para prevenir cualquier intento de eliminación. Este software tiene el propósito de funcionar como un cargador HTTP. Gracias a su...

CVE-2022-21894

baton drop CVE-2022-21894: Vulnerabilidad de omisión de la característica de seguridad de Secure Boot Las aplicaciones de arranque de Windows permiten que la configuración truncatememory elimine bloques de memoria que contienen rangos "persistentes" de datos serializados del mapa de memoria, lo q...

CVE-2022-34302

🕷️ CVE-2022-34302 - New Horizon Datasys Boot Loader Vulnerability New Horizon Datasys Reboot Restore Boot Loader - Bring Your Own Vulnerable UEFI Application BYOVUA - Secure Boot bypass via signed bootloader with built-in custom PE/COFF loader that loads unsigned UEFI applications. 📑 Table of...

CVE-2022-34303

🕷️ CVE-2022-34303 - CryptoPro Boot Loader Vulnerability CryptoPro Secure Disk UEFI Shell - Bring Your Own Vulnerable UEFI Application BYOVUA - Secure Boot bypass via signed UEFI Shell and gSecurity2 corruption. 📑 Table of Contents Overview Background Bring Your Own Vulnerable UEFI Application The...

CVE-2025-0690

CVE-2025-0690: Integer Overflow Vulnerability in GRUB2 🛡️ Overview CVE-2025-0690 is a critical integer overflow vulnerability in the GRUB2 boot loader, allowing arbitrary code execution and Secure Boot bypass. This flaw affects systems that rely on GRUB2 for secure boot, exposing the system before...

CVE-2026-6485

CVE-2026-6485 affects UEFI BIOS firmware that embeds the TianoCore EDK II UEFI Shell in SPI Flash. A logic error in the Shell boot option removal process allows an attacker with root privileges to create multiple boot entries, bypassing the Secure Boot check and gaining access to the Shell's phys...

CVE-2026-6485 UEFI BIOS embedded Shell can be used to bypass Secure Boot

UEFI BIOS embedded Shell could be used to bypass Secure Boot via shell commands or startup scripts...

CVE-2026-20293

A vulnerability in the Unified Extensible Firmware Interface UEFI Shell implementation of Cisco UCS Servers and UCS-based appliances could allow an authenticated attacker with valid credentials for a user account with the role of user or admin or an unauthenticated attacker with physical access t...

EUVD-2026-72936

A vulnerability in the Unified Extensible Firmware Interface UEFI Shell implementation of Cisco UCS Servers and UCS-based appliances could allow an authenticated attacker with valid credentials for a user account with the role of user or admin or an unauthenticated attacker with physical access t...

CVE-2026-20293

A vulnerability in the UEFI Shell implementation of Cisco UCS Servers and UCS-based appliances allows bypassing UEFI Secure Boot validation checks. The root cause is the availability of memory write commands in the UEFI Shell while Secure Boot is enabled. An attacker—authenticated with user or ad...

CVE-2026-20293 Cisco UCS and UCS-Based Appliances UEFI Shell Secure Boot Bypass Vulnerability

A vulnerability in the Unified Extensible Firmware Interface UEFI Shell implementation of Cisco UCS Servers and UCS-based appliances could allow an authenticated attacker with valid credentials for a user account with the role of user or admin or an unauthenticated attacker with physical access t...

CVE-2024-7344

🐞 CVE-2024-7344: Improper PE Image Loading This repository contains research material related to CVE-2024-7344, a Secure Boot bypass vulnerability affecting UEFI systems. It centralizes technical analysis of the vulnerability, attack flow documentation, and recreated applications designed to...

CVE-2026-33197 BDS Module Bypass Secure Boot Advisory

AMI APTIOV contains a vulnerability in BIOS where a privileged user may cause the “Incomplete List of Disallowed Inputs” by local access. Successful exploitation of this vulnerability may lead to arbitrary code execution and impact system Confidentiality, Integrity, and Availability...

UEFI Shell module embedded in SPI Flash can be used to bypass Secure Boot

Overview The UEFI Shell program may expose raw memory access capabilities that, if present in platform firmware for debugging or advanced support use cases, could be abused to undermine UEFI Secure Boot protections. When the UEFI Shell is included in SPI flash, an attacker with the ability to...

PT-2026-87141

A vulnerability in the Unified Extensible Firmware Interface UEFI Shell implementation of Cisco UCS Servers and UCS-based appliances could allow an authenticated attacker with valid credentials for a user account with the role of user or admin or an unauthenticated attacker with physical access t...

EUVD-2026-67962

IGEL OS 12 before 12.9.0, 12.8.3 LTS and IGEL OS 11 before 11.11.150 contain a secure boot bypass vulnerability in the GRUB boot stage that allows physically present attackers to gain unauthorized root access by placing an unsigned empty file named igel.conf on a partition. Attackers can exploit...

CVE-2026-82018

IGEL OS 12 before 12.9.0, 12.8.3 LTS and IGEL OS 11 before 11.11.150 contain a secure boot bypass vulnerability in the GRUB boot stage that allows physically present attackers to gain unauthorized root access by placing an unsigned empty file named igel.conf on a partition. Attackers can exploit...