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peternguyen
peternguyen

peternguyen

MeePWN CTF Team, http://Vnsecurity.net

Editor of tradahacking
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peternguyen
peternguyen
Apr 14, 2018 · 4 min read

HITB-XCTF2018 Qualification Writeup

  1. Python Revenge
    The vulnerable application was written in Python which keep user secret.

74

peternguyen
peternguyen in tradahacking
Nov 9, 2017 · 4 min read

HITCON 2017 : Ghost in The Heap Writeup

This is quite interesting challenge in this CTF, I had spent nearly 20 hours to solve this challenges.

The vulnerability is in alloc_heap function. The scanf function read string into 168 bytes heap but scanf will automaticaly added…

54

peternguyen
peternguyen in tradahacking
Sep 15, 2017 · 4 min read

HITB 2017 Writeup : SGX_Browser

After HITB 2017, It’s neary half month of this contest, I have free time to play some pwnable challenge…

10

peternguyen
peternguyen in tradahacking
Aug 27, 2017 · 2 min read

HITB 2017 : 1000 levels Writeup

Vulnerability of this challenge is quite simple, as you can see buffer overflow in function level, you can see in the picture below:

10

peternguyen
peternguyen in tradahacking
Jul 27, 2017 · 5 min read

Debug Linux Kernel với Qemu và GDB

Tuần trước mình có chơi vài challenge liên quan đến Exploit Linux Kernel trên ARM, mình viết bài…

29

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