oss-fuzz/projects/oauthlib/fuzz_oauth1_sig.py

73 lines
1.8 KiB
Python

#!/usr/bin/python3
# Copyright 2022 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import os
import sys
import atheris
from oauthlib.oauth1.rfc5849.signature import (
verify_hmac_sha1, verify_rsa_sha512
)
class FuzzMockRequest:
def __init__(
self,
method,
uri_str,
params,
signature
):
self.uri = uri_str
self.http_method = method
self.params = params
self.signature = signature
def TestOneInput(data):
fdp = atheris.FuzzedDataProvider(data)
mr = FuzzMockRequest(
method = fdp.ConsumeUnicodeNoSurrogates(64),
uri_str = fdp.ConsumeUnicodeNoSurrogates(64),
params = [
(
fdp.ConsumeUnicodeNoSurrogates(64),
fdp.ConsumeUnicodeNoSurrogates(64)
)
],
signature = fdp.ConsumeUnicodeNoSurrogates(64),
)
try:
verify_hmac_sha1(mr, None, None)
except ValueError:
pass
try:
verify_rsa_sha512(
mr, fdp.ConsumeUnicodeNoSurrogates(512)
)
except ValueError:
pass
def main():
atheris.instrument_all()
atheris.Setup(sys.argv, TestOneInput, enable_python_coverage=True)
atheris.Fuzz()
if __name__ == "__main__":
main()