RTL_core Source ➜ RTLcore git:(master) ✗ checksec --file rtlcore [*] '/home/ubuntu/CTF/hackctf/pwnable/RTLcore/rtlcore' Arch: i386-32-little RELRO: Partial RELRO Stack: No ...
HackCTF 1996
1996 Source ➜ pwnable git:(master) ✗ checksec --file 1996 [*] '/home/ubuntu/CTF/hackctf/pwnable/1996' Arch: amd64-64-little RELRO: Partial RELRO Stack: No canary found ...
HackCTF Smooth CipherText
Smooth CipherText Source Rijvsmysmysmy Itovwyrc! Ns wyy ixsu Glm kq G? wc lkqc sw qwsmdlkkr sr...M ixsu fipi acvp urer iss geld! Md iss mel niastfov rrmq mvwzxmqvyw, cme gyx kcd xfo gmbvcmx yxwuo...
HackCTF g++ pwn
g++ pwn ➜ pwnable git:(master) ✗ checksec --file gpwn [*] '/home/ubuntu/CTF/hackctf/pwnable/gpwn' Arch: i386-32-little RELRO: Partial RELRO Stack: No canary found NX: ...
HackCTF Poet
Poet Source void __noreturn reward() { char s[136]; // [rsp+0h] [rbp-90h] BYREF FILE *stream; // [rsp+88h] [rbp-8h] stream = fopen("./flag.txt", "r"); fgets(s, 128, stream); printf(for...
HackCTF 내 버퍼가 흘러넘친다!!!
내 버퍼가 흘러넘친다!!! Source char name[50]; int __cdecl main(int argc, const char **argv, const char **envp) { char s[20]; // [esp+0h] [ebp-14h] setvbuf(stdout, 0, 2, 0); printf("Name : "); rea...
HackCTF x64 yes_or_no
yes_or_no Source int __cdecl main(int argc, const char **argv, const char **envp) { int v3; // eax int v4; // eax int v5; // ecx int v6; // eax int v7; // eax char s[10]; // [rsp+Eh] ...
HackCTF x64 Simple_size_BOF
x64 Simple_size_BOF Source int __cdecl main(int argc, const char **argv, const char **envp) { char v4[27952]; // [rsp+0h] [rbp-6D30h] setvbuf(_bss_start, 0LL, 2, 0LL); puts(s); printf("b...
HackCTF x64 Buffer Overflow
x64 Buffer Overflow Source int __cdecl main(int argc, const char **argv, const char **envp) { char s[268]; // [rsp+10h] [rbp-110h] int v5; // [rsp+11Ch] [rbp-4h] _isoc99_scanf("%s", s, env...
HackCTF strncmp
strncmp Source int __fastcall check(int a1, const char **a2) { int v3; // [rsp+1Ch] [rbp-4h] v3 = atoi(a2[1]); if ( v3 * (v3 - 14) == -49 ) key = v3; else key = 0; return main(...