Created
December 18, 2023 08:39
-
-
Save mnixry/b41bdf78ba2c1d286c6396dfa7882bcb to your computer and use it in GitHub Desktop.
Python Jail, QWB2023, by @crazymanarmy
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
import ast | |
BAD_ATS = { | |
ast.Attribute, | |
ast.Subscript, | |
ast.comprehension, | |
ast.Delete, | |
ast.Try, | |
ast.For, | |
ast.ExceptHandler, | |
ast.With, | |
ast.Import, | |
ast.ImportFrom, | |
ast.Assign, | |
ast.AnnAssign, | |
ast.Constant, | |
ast.ClassDef, | |
ast.AsyncFunctionDef, | |
} | |
BUILTINS = { | |
"bool": bool, | |
"set": set, | |
"tuple": tuple, | |
"round": round, | |
"map": map, | |
"len": len, | |
"bytes": bytes, | |
"dict": dict, | |
"str": str, | |
"all": all, | |
"range": range, | |
"enumerate": enumerate, | |
"int": int, | |
"zip": zip, | |
"filter": filter, | |
"list": list, | |
"max": max, | |
"float": float, | |
"divmod": divmod, | |
"unicode": str, | |
"min": min, | |
"range": range, | |
"sum": sum, | |
"abs": abs, | |
"sorted": sorted, | |
"repr": repr, | |
"object": object, | |
"isinstance": isinstance | |
} | |
def is_safe(code): | |
if type(code) is str and "__" in code: | |
return False | |
for x in ast.walk(compile(code, "<QWB7th>", "exec", flags=ast.PyCF_ONLY_AST)): | |
if type(x) in BAD_ATS: | |
return False | |
return True | |
if __name__ == "__main__": | |
user_input = "" | |
while True: | |
line = input() | |
if line == "": | |
break | |
user_input += line | |
user_input += "\n" | |
if is_safe(user_input) and len(user_input) < 1800: | |
exec(user_input, {"__builtins__": BUILTINS}, {}) |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
# Python Version:python3.10 | |
# Source Code: | |
import code, os, subprocess | |
import pty | |
def blacklist_fun_callback(*args): | |
print("Player! It's already banned!") | |
pty.spawn = blacklist_fun_callback | |
os.system = blacklist_fun_callback | |
os.popen = blacklist_fun_callback | |
subprocess.Popen = blacklist_fun_callback | |
subprocess.call = blacklist_fun_callback | |
code.interact = blacklist_fun_callback | |
code.compile_command = blacklist_fun_callback | |
vars = blacklist_fun_callback | |
attr = blacklist_fun_callback | |
dir = blacklist_fun_callback | |
getattr = blacklist_fun_callback | |
exec = blacklist_fun_callback | |
__import__ = blacklist_fun_callback | |
compile = blacklist_fun_callback | |
breakpoint = blacklist_fun_callback | |
del os, subprocess, code, pty, blacklist_fun_callback | |
input_code = input("Can u input your code to escape > ") | |
blacklist_words_var_name_fake_in_local_real_in_remote = [ | |
"subprocess", | |
"os", | |
"code", | |
"interact", | |
"pty", | |
"pdb", | |
"platform", | |
"importlib", | |
"timeit", | |
"imp", | |
"commands", | |
"popen", | |
"load_module", | |
"spawn", | |
"system", | |
"/bin/sh", | |
"/bin/bash", | |
"flag", | |
"eval", | |
"exec", | |
"compile", | |
"input", | |
"vars", | |
"attr", | |
"dir", | |
"getattr" | |
"__import__", | |
"__builtins__", | |
"__getattribute__", | |
"__class__", | |
"__base__", | |
"__subclasses__", | |
"__getitem__", | |
"__self__", | |
"__globals__", | |
"__init__", | |
"__name__", | |
"__dict__", | |
"._module", | |
"builtins", | |
"breakpoint", | |
"import", | |
] | |
def my_filter(input_code): | |
for x in blacklist_words_var_name_fake_in_local_real_in_remote: | |
if x in input_code: | |
return False | |
return True | |
while '{' in input_code and '}' in input_code and input_code.isascii() and my_filter(input_code) and "eval" not in input_code and len(input_code) < 65: | |
input_code = eval(f"f'{input_code}'") | |
else: | |
print("Player! Please obey the filter rules which I set!") |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment