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document that random.choices() isn't secure either #728

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merged 2 commits into from Aug 24, 2021
Merged

document that random.choices() isn't secure either #728

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7109f5c
document that random.choices() isn't secure either
Aug 20, 2021
2dce145
add random.choices() to tests
Aug 22, 2021
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2 changes: 2 additions & 0 deletions bandit/blacklists/calls.py
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Expand Up @@ -191,6 +191,7 @@
| | | - random.randrange | |
| | | - random.randint | |
| | | - random.choice | |
| | | - random.choices | |
| | | - random.uniform | |
| | | - random.triangular | |
+------+---------------------+------------------------------------+-----------+
Expand Down Expand Up @@ -447,6 +448,7 @@ def gen_blacklist():
'random.randrange',
'random.randint',
'random.choice',
'random.choices',
'random.uniform',
'random.triangular'],
'Standard pseudo-random generators are not suitable for '
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1 change: 1 addition & 0 deletions examples/random_module.py
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Expand Up @@ -6,6 +6,7 @@
bad = random.randrange()
bad = random.randint()
bad = random.choice()
bad = random.choices()
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You've introduced a new functional test by including this line. As a result the tests will fail, because Bandit will flag this line as a vulnerability. You'll want to update test_functional.test_random_module()

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I see. Okay, thank you.

bad = random.uniform()
bad = random.triangular()

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4 changes: 2 additions & 2 deletions tests/functional/test_functional.py
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Expand Up @@ -355,8 +355,8 @@ def test_popen_wrappers(self):
def test_random_module(self):
'''Test for the `random` module.'''
expect = {
'SEVERITY': {'UNDEFINED': 0, 'LOW': 6, 'MEDIUM': 0, 'HIGH': 0},
'CONFIDENCE': {'UNDEFINED': 0, 'LOW': 0, 'MEDIUM': 0, 'HIGH': 6}
'SEVERITY': {'UNDEFINED': 0, 'LOW': 7, 'MEDIUM': 0, 'HIGH': 0},
'CONFIDENCE': {'UNDEFINED': 0, 'LOW': 0, 'MEDIUM': 0, 'HIGH': 7}
}
self.check_example('random_module.py', expect)

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