hktk1643

2021年8月15日

摘要：题目来源： L-CTF-2016 题目描述：暂无题目存在栈溢出，未给libc，但是有puts，因此可以考虑DynELF获取system地址之后，用read读入"/bin/sh"之后获取shell 注意点是，每次要回到main函数，这样能调整栈帧，否则可能会出现诸如environ被更改导致无法成功s 阅读全文

posted @ 2021-08-15 21:55 hktk1643 阅读(101) 评论(0) 推荐(0) 编辑

Mary_Morton

摘要：题目来源： ASIS-CTF-Finals-2017 题目描述：非常简单的热身pwn 程序开启了canary保护，因此利用格式化字符串漏洞泄露canary，然后利用栈溢出漏洞将返回地址指向后门函数即可 exp如下： from pwn import * #io = process('./pwn') # 阅读全文

posted @ 2021-08-15 17:19 hktk1643 阅读(30) 评论(0) 推荐(0) 编辑

2021年8月2日

coin1

摘要： Mommy, I wanna play a game!(if your network response time is too slow, try nc 0 9007 inside pwnable.kr server) Running at : nc pwnable.kr 9007 就是一个二分查阅读全文

posted @ 2021-08-02 18:40 hktk1643 阅读(52) 评论(0) 推荐(0) 编辑

shellshock

摘要： Mommy, there was a shocking news about bash.I bet you already know, but lets just make it sure :) ssh shellshock@pwnable.kr -p2222 (pw:guest) shellsho 阅读全文

posted @ 2021-08-02 17:42 hktk1643 阅读(241) 评论(0) 推荐(0) 编辑

mistake

摘要： We all make mistakes, let's move on.(don't take this too seriously, no fancy hacking skill is required at all) This task is based on real eventThanks 阅读全文

posted @ 2021-08-02 16:04 hktk1643 阅读(253) 评论(0) 推荐(0) 编辑

leg

摘要： Daddy told me I should study arm.But I prefer to study my leg! Download : http://pwnable.kr/bin/leg.cDownload : http://pwnable.kr/bin/leg.asm ssh leg@ 阅读全文

posted @ 2021-08-02 15:28 hktk1643 阅读(55) 评论(0) 推荐(0) 编辑

input

摘要： Mom? how can I pass my input to a computer program? ssh input2@pwnable.kr -p2222 (pw:guest) 程序源码如下： #include <stdio.h> #include <stdlib.h> #include <s 阅读全文

posted @ 2021-08-02 12:16 hktk1643 阅读(141) 评论(0) 推荐(0) 编辑

random

摘要： Daddy, teach me how to use random value in programming! ssh random@pwnable.kr -p2222 (pw:guest) 程序源码如下： #include <stdio.h> int main(){ unsigned int ra 阅读全文

posted @ 2021-08-02 10:05 hktk1643 阅读(103) 评论(0) 推荐(0) 编辑

passcode

摘要： Mommy told me to make a passcode based login system.My initial C code was compiled without any error!Well, there was some compiler warning, but who ca 阅读全文

posted @ 2021-08-02 09:59 hktk1643 阅读(434) 评论(0) 推荐(0) 编辑

flag

摘要： Papa brought me a packed present! let's open it. Download : http://pwnable.kr/bin/flag This is reversing task. all you need is binary checksec提示程序pack 阅读全文

posted @ 2021-08-02 09:13 hktk1643 阅读(48) 评论(0) 推荐(0) 编辑

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