Lecturer: jserv / Course: Computer Architecture 2026
Writing
OpenBMC and firmware security, vulnerability research, binary exploitation, and CTF writeups with labs, code, and reproducible evidence.
2026
Series
3 posts •
OpenBMC Security
A practical and slide-backed walkthrough of OpenBMC architecture, attack surface, D-Bus, and a QEMU lab setup.
CVE-2024-2961 主要是 glibc 的 iconv 函式,在進行字元轉換時,因為呼叫 Escape Sequence 到輸出時沒有檢查邊界問題,因此可以造成 OOB Write,後續也利用這個 Off by one 來打達成 PHP 的 LFI to RCE 漏洞。
2025
Series
30 posts •
LOLBAS 30 Days
LOLBAS(Living Off The Land Binaries, Scripts and Libraries)入門第一篇:介紹「就地取材」攻擊的核心概念、常被濫用的 Windows 內建工具、LOLBAS Project 專案,以及真實世界 APT 組織的運用情況。
Writeup of 2025 AIS3 Pre-Exam Challenges by owl_d.
1. 開始會需要用到 Burp Suite Repeater 來幫忙轉成 URL Encoding 了(而且也比較方便看 response)