1CTF

n1ctf的canary

关键词是cpp的异常处理机制(pwn try catch),可以简单参考一下这篇博客https://www.anquanke.com/post/id/89855?eqid=ef87a8a80001d2420000000264942760#h3-3 注意到当我们在第二次输入时覆盖了异或之后的canar ......
canary n1ctf 1ctf ctf n1

BUUCTF [De1CTF 2019]SSRF Me

### 源码 ``` #! /usr/bin/env python #encoding=utf-8 from flask import Flask from flask import request import socket import hashlib import urllib import ......
BUUCTF De1CTF 1CTF 2019 SSRF

WEB|[De1CTF 2019]SSRF Me

页面代码为python代码,题目提示为SSRF,并且flag is in ./flag.txt 格式化代码 #! /usr/bin/env python # #encoding=utf-8 from flask import Flask from flask import request impor ......
De1CTF 1CTF 2019 SSRF WEB
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