33 matches found
edk2
============== EDK II Project A modern, feature-rich, cross-platform firmware development environment for the UEFI and PI specifications from www.uefi.org. .. image::...
Orchestrated-Powershell-for-CVE-2023-24932
Secure Boot Orchestrator CVE-2023-24932 Automates the full Secure Boot mitigation for CVE-2023-24932 BlackLotus. Handles all registry changes, reboots, and verification automatically. Requirements Windows 10/11 or Server 2016+ Administrator privileges Secure Boot enabled Cumulative Update = July...
BlackLotus-analysis-stage2-bootkit-rootkit-stage
BlackLotus-analysis-stage2-bootkit-rootkit-stage BlackLotus stage 2 bootkit-rootkit analysis Before we dive into this divine shitbelive me this is some divine shit as nobody can do this withouth GOD's Willat least that's my opinion on this ,here's the hash for the bootkit file Frist things first...
Orchestrated-Powershell-for-CVE-2023-24932-en
Secure Boot Mitigation Orchestrator Script Overview This PowerShell script automates the Secure Boot mitigation steps for CVE-2023-24932 , as outlined in the Microsoft Security Guidance. It handles the entire process, including registry updates, reboots, and event log validation, to ensure your...
BlackLotusDetection
BlackLotusDetection Created to help detect IOCs for CVE-2022-21894: The BlackLotus campaign https://www.microsoft.com/en-us/security/blog/2023/04/11/guidance-for-investigating-attacks-using-cve-2022-21894-the-blacklotus-campaign/ This creates an output txt file in the c:\temp folder...
BlackLotus
BlackLotus BlackLotus aka CVE-2023-24932 remediation scripts for Intune, ConfigMgr, and generic ad-hoc use. Blog post: https://ajf.one/blacklotus General Notes These remediation scripts do NOT initiate any reboots. These are designed to be run "over time", and eventually the device will report as...
BlackLotus-Detection
CVE-2022-21894 Public repo for anything CVE-2022-21894 Main page https://www.microsoft.com/en-us/security/blog/2023/04/11/guidance-for-investigating-attacks-using-cve-2022-21894-the-blacklotus-campaign/ Windows Defender now capable of removing this threat "Possible vulnerable EFI bootloader " Bas...
BlackLotus-Z2A-Challenge
BlackLotus-Z2A-Challenge BlackLotus-Z2A-Challenge, Nothing to see here 4 now , please move along First things first For aesthetic purposes soley, I will shamesly borrowsteal : from @darthmaulwareRyan “DM” Smith solution the yara detection rules just to make it look proffesional. Go check his...
CVE-2025-54770
A vulnerability has been identified in the GRUB2 bootloader's network module that poses an immediate Denial of Service DoS risk. This flaw is a Use-after-Free issue, caused because the netsetvlan command is not properly unregistered when the network module is unloaded from memory. An attacker who...
CVE-2025-61663
A vulnerability has been identified in the GRUB2 bootloader's normal command that poses an immediate Denial of Service DoS risk. This flaw is a Use-after-Free issue, caused because the normal command is not properly unregistered when the module is unloaded. An attacker who can execute this comman...
CVE-2025-61662
A Use-After-Free vulnerability has been discovered in GRUB's gettext module. This flaw stems from a programming error where the gettext command remains registered in memory after its module is unloaded. An attacker can exploit this condition by invoking the orphaned command, causing the applicati...
CVE-2025-54771
A use-after-free vulnerability has been identified in the GNU GRUB Grand Unified Bootloader. The flaw occurs because the file-closing process incorrectly retains a memory pointer, leaving an invalid reference to a file system structure. An attacker could exploit this vulnerability to cause grub t...
CVE-2025-61661
A vulnerability has been identified in the GRUB Grand Unified Bootloader component. This flaw occurs because the bootloader mishandles string conversion when reading information from a USB device, allowing an attacker to exploit inconsistent length values. A local attacker can connect a malicious...
CVE-2024-45779
An integer overflow flaw was found in the BFS file system driver in grub2. When reading a file with an indirect extent map, grub2 fails to validate the number of extent entries to be read. A crafted or corrupted BFS filesystem may cause an integer overflow during the file reading, leading to a he...
CVE-2025-1118
A flaw was found in grub2. Grub's dump command is not blocked when grub is in lockdown mode, which allows the user to read any memory information, and an attacker may leverage this in order to extract signatures, salts, and other sensitive information from the memory...
BlackLotus UEFI Signature Detected
Binary data windowsuefiblacklotus.nbin...
CVE-2023-40549
An out-of-bounds read flaw was found in Shim due to the lack of proper boundary verification during the load of a PE binary. This flaw allows an attacker to load a crafted PE binary, triggering the issue and crashing Shim, resulting in a denial of service...
CVE-2023-40546
A flaw was found in Shim when an error happened while creating a new ESL variable. If Shim fails to create the new variable, it tries to print an error message to the user; however, the number of parameters used by the logging function doesn't match the format string used by it, leading to a cras...
NSA Releases Guide to Combat Powerful BlackLotus Bootkit Targeting Windows Systems
The U.S. National Security Agency NSA on Thursday released guidance to help organizations detect and prevent infections of a Unified Extensible Firmware Interface UEFI bootkit called BlackLotus. To that end, the agency is recommending that "infrastructure owners take action by hardening user...
NSA Releases Guide to Combat Powerful BlackLotus Bootkit Targeting Windows Systems
The U.S. National Security Agency NSA on Thursday released guidance to help organizations detect and prevent infections of a Unified Extensible Firmware Interface UEFI bootkit called BlackLotus. To that end, the agency is recommending that "infrastructure owners take action by hardening user...