[CTF write up] corCTF 2023 - cshell3 : Pwning the AIS terminal

바이너리가 간단한 편은 아니었지만, 그럼에도 불구하고 매우 Basic한 문제였다. The binary wasn't simple, but it was a very basic challenge nonetheless. void VHFADMIN() { char *username, *password; username = readline("Enter username: "); password = readline("Enter password: "); char l_password_hash[65] = {0}; sha256_password(password, l_password_hash); if (strcmp(username, "admin") == 0 && strcmp(l_password_hash, password_hash)..

2023.07.31