3958 matches found
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...
PT-2026-87673
Dependency on vulnerable third-party component in Windows Secure Boot allows an authorized attacker to bypass a security feature locally...
CVE-2026-20293: Exposed Dangerous Method or Function
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-2026-69713: Dependency on Vulnerable Third-Party Component
Dependency on vulnerable third-party component in Windows Secure Boot allows an authorized attacker to bypass a security feature locally...
secureboot_objects v1.7.0-signed
Secure Boot Objects This repository is used to hold the secure boot objects recommended by Microsoft. For documentation visit our Wiki! Versioning This repository follows semantic versioning .., which is a versioning scheme that conveys meaning about the underlying changes. Version Components Maj...
CVE-2026-25250 — Updated!
🕷️ 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...
CVE-2025-4275 — Updated!
🐞 CVE-2025-4275: Hydroph0bia SecureFlash Certificate Shadowing This repository contains research material related to CVE-2025-4275, a Secure Boot bypass vulnerability affecting UEFI-compatible firmware based on Insyde H2O. It centralizes technical analysis of the vulnerability, the binaries...
CVE-2025-3052 — Updated!
🐞 CVE-2025-3052: IhisiParamBuffer Memory Corruption This repository centralizes research material related to CVE-2025-3052, a memory corruption vulnerability in a UEFI module signed with Microsoft's third-party certificate that allows an attacker to corrupt security-critical firmware structures,...
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...
CVE-2026-82018 IGEL OS 12 / 11 Secure Boot Bypass via Unsigned igel.conf File
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 in the GRUB boot stage . A physically present attacker can place an unsigned empty file named igel.conf on a partition, exploiting GRUB's fail-open signature verification behavior to reach an ...
CVE-2026-82018: Not Failing Securely
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...
PT-2026-83366
Name of the Vulnerable Software and Affected Versions IGEL OS 12 versions prior to 12.9.0 IGEL OS 12 version 12.8.3 LTS IGEL OS 11 versions prior to 11.11.150 Description A secure boot bypass exists in the GRUB boot stage. A physically present attacker can gain unauthorized root access by placing...
CVE-2026-25250
EAZ EazyFix 12.9 allows a Security Feature Bypass related to a "Missing Cryptographic Step" associated with "Secure Boot disable."...
CVE-2026-25250
CVE-2026-25250 is a Windows Secure Boot security feature bypass caused by a missing cryptographic step in a Microsoft-signed third-party bootloader (EAZ EazyFix 12.9 ), which completely skips signature verification when loading drivers. An authorized local attacker with high privileges can bypass...
CVE-2026-25250
EAZ EazyFix 12.9 allows a Security Feature Bypass related to a "Missing Cryptographic Step" associated with "Secure Boot disable."...