Citrix Provisioning Services - Target Fails To BDM Boot When Running The Imaging Wizard

When using BDM to boot the Master Target Device to capture a new vDisk it fails to boot. With verbose mode enabled in the bootstrap you will see the Target download the bootstrap and then login to a PVS Server at which point it will sit at a black screen indefinitely...

Qualcomm 芯片安全漏洞

A Qualcomm chip is a chip from Qualcomm Incorporated USA. A way of miniaturizing circuits mainly semiconductor devices, but also passive components, etc., and from time to time manufactured on the surface of semiconductor wafers. A security vulnerability exists in a number of Qualcomm products,...

SpringBootVulExploit

This repository is an offensive tool for exploiting Spring Boot vulnerabilities. It contains a collection of exploits and techniques for various Spring Boot versions, including: 1. Spring Boot 1.0 - 1.4: Exposes actuators by default without any parameters, making it vulnerable to RCE Remote Code...

Security Bulletin: GRUB2 as used by IBM QRadar SIEM is vulnerable to arbitrary code execution

Summary GRUB2 as used by IBM QRadar SIEM is vulnerable to arbitrary code execution Vulnerability Details CVEID: CVE-2021-20225 DESCRIPTION: GNU GRUB2 could allow a local authenticated attacker to execute arbitrary code on the system, caused by a heap out-of-bounds write flaw in the short form...

RHEL 8 : shim and fwupd (RHSA-2021:2790)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:2790 advisory. The shim package contains a first-stage UEFI boot loader that handles chaining to a trusted full boot loader under secure boot environments...

kernel: security bypass in certs/blacklist.c and certs/system_keyring.c

A flaw was found in the Linux kernel in certs/blacklist.c, When signature entries for EFICERTX509GUID are contained in the Secure Boot Forbidden Signature Database, the entries are skipped. This can cause a security threat and breach system integrity, confidentiality and even lead to a denial of...

grub2: Stack buffer overflow in grub_parser_split_cmdline()

A flaw was found in grub2. Variable names present are expanded in the supplied command line into their corresponding variable contents, using a 1kB stack buffer for temporary storage, without sufficient bounds checking. If the function is called with a command line that references a variable with...

grub2: Out-of-bounds write in grub_usb_device_initialize()

A flaw was found in grub2. During USB device initialization, descriptors are read with very little bounds checking and assumes the USB device is providing sane values. If properly exploited, an attacker could trigger memory corruption leading to arbitrary code execution allowing a bypass of the...

grub2: Use-after-free in rmmod command

A flaw was found in grub2. The rmmod implementation allows the unloading of a module used as a dependency without checking if any other dependent module is still loaded leading to a use-after-free scenario. This could allow arbitrary code to be executed or a bypass of Secure Boot protections. The...

grub2: cutmem command allows privileged user to remove memory regions when Secure Boot is enabled

A flaw was found in grub2. The cutmem command does not honor secure boot locking allowing an privileged attacker to remove address ranges from memory creating an opportunity to circumvent SecureBoot protections after proper triage about grub's memory layout. The highest threat from this...

grub2: acpi command allows privileged user to load crafted ACPI tables when Secure Boot is enabled

A flaw was found in GRUB 2, where it incorrectly enables the usage of the ACPI command when Secure Boot is enabled. This flaw allows an attacker with privileged access to craft a Secondary System Description Table SSDT containing code to overwrite the Linux kernel lockdown variable content direct...

Huawei EulerOS: Security Advisory for grub2 (EulerOS-SA-2021-2218)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2021 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 ifdescription...

Kali-Whoami - A Privacy Tool Developed To Keep You Anonymous On Kali Linux At The Highest Level

The purpose of the Whoami tool makes you as anonymous as possible on Kali linux. It is an user friendly with its ease of use and simple interface. It follows two different paths to ensure the highest possible level of anonymity. Finally, don't forget that there is never a hundred percent security...

CVE-2021-3453

Some Lenovo Notebook, ThinkPad, and Lenovo Desktop systems have BIOS modules unprotected by Intel Boot Guard that could allow an attacker with physical access the ability to write to the SPI flash storage...

CVE-2021-3453

CVE-2021-3453 affects Lenovo Notebook, ThinkPad, and Lenovo Desktop BIOS modules that are not protected by Intel Boot Guard, allowing a physically proximate attacker to write to the SPI flash storage. The issue stems from BIOS modules being unprotected by Boot Guard, enabling potential unauthoriz...

CVE-2021-3453

Some Lenovo Notebook, ThinkPad, and Lenovo Desktop systems have BIOS modules unprotected by Intel Boot Guard that could allow an attacker with physical access the ability to write to the SPI flash storage...

Medium: grub2

Issue Overview: A flaw was found in the grub2-set-bootflag utility of grub2. A local attacker could run this utility under resource pressure for example by setting RLIMIT, causing grub2 configuration files to be truncated and leaving the system unbootable on subsequent reboots. CVE-2019-14865 A...

EulerOS 2.0 SP5 : grub2 (EulerOS-SA-2021-2218)

According to the versions of the grub2 packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - A flaw was found in grub2 in versions prior to 2.06. The cutmem command does not honor secure boot locking allowing an privileged attacker to...

Amazon Linux 2 : grub2 (ALAS-2021-1684)

The version of grub2 installed on the remote host is prior to 2.06-2. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2021-1684 advisory. 2024-02-29: CVE-2019-14865 was added to this advisory. A flaw was found in the grub2-set-bootflag utility of grub2. A local...

Ventoy - A New Bootable USB Solution

Ventoy is an open source tool to create bootable USB drive for ISO/WIM/IMG/VHDx/EFI files. With ventoy, you don't need to format the disk over and over, you just need to copy the image files to the USB drive and boot it. You can copy many image files at a time and ventoy will give you a boot menu...