spectre-meltdown-checker

Spectre & Meltdown Checker A self-contained shell script to assess your system's resilience against the several transient execution CVEs that were published since early 2018, and give you guidance as to how to mitigate them. CVE list...

SpecuCheck

SpecuCheck SpecuCheck 是一款 Windows 工具，用于检查针对 CVE-2017-5754 Meltdown、CVE-2017-5715 Spectre v2、CVE-2018-3260 Foreshadow 和 CVE-2018-3639 Spectre v4 的软件与硬件缓解措施的状态。它利用了 2018 年 1 月最新补丁中新增的两个信息类，这些信息类被添加到 NtQuerySystemInformation API 调用中，并报告 Windows 内核所看到的数据。 微软现已发布官方 PowerShell Cmdlet 模块，这是获取该信息的推荐和支持方式...

CVE-2021-29155

This is the Proof Of Concept code for CVE-2021-29155. The range tracking system for pointer arithmetic in the speculative domain was insufficient. It was possible to extract kernel data via a sidechannel. This is a proof of concept you can read up to 0x5fff bytes out of bounds from the last eleme...

CiscoSpectreTakeover

CiscoSpectreTakeover Una PoC de explotación encadenada que utiliza el reciente exploit SMP de Cisco CVE-2017-6736 para encadenar con Spectre CVE-2017-5753 y CVE-2017-5715 Créditos Submódulo del exploit RCE de Cisco por artkond: https://github.com/artkond/cisco-snmp-rce POC de JS Spectre para Chro...

exploit-cve-2017-5715

Spectre attack Spectre breaks the isolation between different applications. It allows an attacker to trick error-free programs, which follow best practices, into leaking their secrets. In fact, the safety checks of said best practices actually increase the attack surface and may make applications...

In-Spectre-Meltdown

In-Spectre-Meltdown This tool allows to check speculative execution side-channel attacks that affect many modern processors and operating systems designs. CVE-2017-5754 Meltdown and CVE-2017-5715 Spectre allows unprivileged processes to steal secrets from privileged processes. These attacks prese...

spectre-meltdown-checker

Spectre & Meltdown Checker 一个独立的 Shell 脚本，用于评估您的系统在面对自 2018 年初以来发布的多个瞬态执行 CVE 时的抵御能力，并指导您如何缓解它们。 CVE 列表 CVE| 名称| 别名 ---|---|--- CVE-2017-5753| 边界检查绕过| Spectre V1 CVE-2017-5715| 分支目标注入| Spectre V2 CVE-2017-5754| 恶意数据缓存加载| Meltdown CVE-2018-3640| 恶意系统寄存器读取| Variant 3a CVE-2018-3639| 预测存储绕过| Variant...

Spectre-Vulnerability-CVE-2017-5753-

Spectre-Vulnerability-CVE-2017-5753- 本仓库包含关于Spectre漏洞的报告以及利用该漏洞的详细信息。 本概念验证参考自GitHub仓库 https://github.com/Eugnis/spectre-attack 。 最初，代码来自格拉茨技术大学的一份报告 https://spectreattack.com/spectre.pdf 。 当编译Source.c文件时，请使用， gcc -std=c99 Source.c -o spectre 格式。...

Spectre-PoC

Spectre-PoC No es mío. Recopilado de un libro. Spectre Attacks: Exploiting Speculative Execution...

cve-2017-5753

CVE-2017-5753 CVE-2017-5753, Spectre, PoC, C, ASM for OSX, MAC, Intel Arch Compile: gcc -o a.out spectre.c Output: 0x41414141 Also added Control Flow output from Hopper.app for Visual Learners You can Adjust the junk size and get more reliable Reads Depending on CPU activity, Hits are lower when...

CVE-2018-3639-specter-v4-

CVE-2018-3639-specter-v4 spectre v4 : Speculative Store Bypass CVE-2018-3639 proof of concept for Linux build: gcc spectre-v4.cpp -o spectre run: ./spectre result: --------attack-------- low than threshold:155 low than threshold:144 low than threshold:133 low than threshold:0 low than threshold:1...

CVE-2023-0045

绕过 Linux 上的 Spectre-BTI 用户空间缓解措施 这是一份工作文档，如果您认为我们有错误或遗漏了引用，请向我们发送反馈 版本 1.0 José Oliveira esoj Rodrigo Branco BSDaemon 引言 在测试 Spectre-BTI 攻击的成功率时，我们使用内核 API 作为缓解措施1时检测到一种异常模式。我们的测试表明，Linux 内核未能正确缓解攻击，导致进程在系统调用后短时间内仍处于暴露状态。 进一步调查显示，内核在系统调用期间并未立即发出 IBPB。ibprctlset2 函数更新任务的线程信息标志 TIF 并在...

CVE-2021-33624

Prueba de Concepto para CVE-2021-33624 compilar con gcc -pthread -o bpfspectretypeconfusion bpfspectretypeconfusion.c -Wall -ggdb -std=gnu99 ejecutar con sudo ./bpfspectretypeconfusion 1 2 ffffffffa4925620 0x10 donde 1 y 2 son hilos de CPU que se ejecutan en dos núcleos de hardware distintos,...

arachni

Notice Arachni has become obsolete, try out its next-gen successor Ecsypno Spectre Scan! Arachni - Web Application Security Scanner Framework Synopsis Arachni is a feature-full, modular, high-performance Ruby framework aimed towards helping penetration testers and administrators evaluate the...

EulerOS Virtualization 2.11.0 : pam (EulerOS-SA-2026-3536)

According to the versions of the pam package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : A vulnerability was found in PAM. The secret information is stored in memory, where the attacker can trigger the victim program to...

spectre-attack-demo

Ejemplo de ataque Spectre Ejemplo de uso del exploit "Spectre" revelado el 2 de enero de 2018 CVE-2017-5753 y CVE-2017-5715 Spectre rompe el aislamiento entre diferentes aplicaciones. Permite a un atacante engañar a programas sin errores, que siguen las mejores prácticas, para que revelen sus...

Hardware-Vulnerability-with-Proof-of-Concept-

🛡️ Spectre Variant 2 CVE-2017-5715 — Hardware Vulnerability Research An in-depth research paper and hands-on Proof-of-Concept PoC exploring speculative execution attacks on modern CPUs. 📖 Overview This project is a research and lab-based exploration of Spectre Variant 2 CVE-2017-5715 , also known...

meltdown-spectre-bios-list

Lista de actualizaciones de BIOS/Firmware para Meltdown/Spectre Esta es una lista de todos los productos y fabricantes que han parcheado BIOS/Firmware para abordar las vulnerabilidades Meltdown y Spectre Si tienes mejor información, por favor envía pull requests. ¿Por qué hice esto? para tener un...

CVE-2023-0045

Bypassing Spectre-BTI User Space Mitigations on Linux This is a working document, please send us feedback if you think we got something wrong or if we missed a citation Version 1.0 José Oliveira esoj Rodrigo Branco BSDaemon Introduction When testing the success rate of Spectre-BTI attacks, we...

spectre-attack-example

Spectre Attack Example January 2, 2018 CVE-2017-5753 and CVE-2017-5715 "Spectre" exploit example What is this? We place the text "The Magic Words are Squeamish Ossifrage." in memory, and then we attempt to read it using the vulnerability. If the system is vulnerable, you will see the same text on...