Catch base64 decode error on b64decode to raise our custom exception BadHash
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1 changed files with 4 additions and 1 deletions
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@ -561,7 +561,10 @@ class LdapHashUserPassword(object):
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elif scheme == b'{CRYPT}':
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elif scheme == b'{CRYPT}':
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return b'$'.join(hashed_passord.split(b'$', 3)[:-1])[len(scheme):]
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return b'$'.join(hashed_passord.split(b'$', 3)[:-1])[len(scheme):]
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else:
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else:
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hashed_passord = base64.b64decode(hashed_passord[len(scheme):])
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try:
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hashed_passord = base64.b64decode(hashed_passord[len(scheme):])
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except TypeError as error:
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raise cls.BadHash("Bad base64: %s" % error)
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if len(hashed_passord) < cls._schemes_to_len[scheme]:
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if len(hashed_passord) < cls._schemes_to_len[scheme]:
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raise cls.BadHash("Hash too short for the scheme %s" % scheme)
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raise cls.BadHash("Hash too short for the scheme %s" % scheme)
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return hashed_passord[cls._schemes_to_len[scheme]:]
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return hashed_passord[cls._schemes_to_len[scheme]:]
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