Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you may not be able to execute some actions.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
ciscn_2019_c_1 栈溢出 输入的内容会被加密，有strlen函数，可以通过在payload开头放上 \0 来绕过加密； 没有system函数，所以考虑libc； 题目部署在Ubuntu18上调用system需要栈对齐，所以填充ret； exp
ciscn_2019_en_2 和上一题差不多，直接copy
栈溢出
