DC30_Workshop

DEF CON 30 研讨会大型机容器 这里的脚本用于为 DEFCON 30 研讨会构建 MVS 3.8j 虚拟大型机。 感谢您关注 DEFCON 30 大型机缓冲区溢出研讨会。 使用 Docker 此 Docker 容器包含学习 MVS 缓冲区溢出所需的全部内容！ 要开始课程，请运行容器并访问 http://localhost:8080 要运行容器，请使用以下命令，确保将 $pwd/docker 改为适合您系统的文件夹。$pwd 会将 Docker 卷放在当前工作文件夹中。 最小容器 如果您只想自包含运行，请使用此命令。⚠️ 如果您删除并重新启动容器，您将丢失对大型机环境所做的所有更改。...

DC30-Badge-Challenge-Writeup

DC30-Badge-Challenge-Writeup Table of Contents Intro Challenge Part 1: Gathering Notes Challenge Part 2: Calling YИИEႱ Challenge Part 2A: Alice Challenge Part 2B: Bob Challenge Part 2C: Carol Challenge Part 2D: Dan Challenge Part 2E: Eve Challenge Part 2F: Trevor Challenge Part 3: The Final Threa...

Hands-On IoT Hacking: Rapid7 at DEF CON 30 IoT Village, Pt. 4

Welcome back to our blog series on Rapid7's IoT Village exercise from DEF CON 30. In our previous posts, we covered how to achieve access to flash memory, how to extract file system data from the device, and how to modify the data we've extracted. In this post, we'll cover how to gain root access...

Hands-On IoT Hacking: Rapid7 at DEF CON 30 IoT Village, Pt. 3

Welcome back to our blog series on Rapid7's IoT Village exercise from DEF CON 30. In our previous posts, we covered how to achieve access to flash memory and how to extract file system data from the device. In this post, we'll cover how to modify the data we've extracted. Modify extracted file...

Hands-On IoT Hacking: Rapid7 at DEF CON 30 IoT Village, Pt. 2

Welcome back to our blog series on Rapid7's IoT Village exercise from DEF CON 30. Last week, we covered the basics of the exercise and achieving access to flash memory. In this post, we'll cover how to extract partition data. Extracting partition data The next step in our hands-on IoT hacking...

Hands-On IoT Hacking: Rapid7 at DEF CON 30 IoT Village, Part 1

Rapid7 was back this year at DEF CON 30 participating at the IoT Village with another hands-on hardware hacking exercise, with the goal of teaching attendees' various concepts and methods for IoT hacking. Over the years, these exercises have covered several different embedded device topics,...

DEF CON 30. Hacking EFBs. Engine Performance

At DEF CON 30 this year we demonstrated some vulnerabilities in electronic flight bags and the potential impact on flight safety. There’s plenty more detail of EFB security issues here. As part of the Aerospace Village at DEF CON 30, we invited people to fly our flight sim under instruction from...

CVE-2022-27255

In Realtek eCos RSDK 1.5.7p1 and MSDK 4.9.4p1, the SIP ALG function that rewrites SDP data has a stack-based buffer overflow. This allows an attacker to remotely execute code without authentication via a crafted SIP packet that contains malicious SDP data...