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basicauth: add fallback to latin-1 encoding if utf-8 fails

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This commit is contained in:
kennell 2020-02-17 17:01:07 +01:00
parent 2394a50b59
commit f256cd2dab
1 changed files with 5 additions and 1 deletions
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6
rest_framework/authentication.py
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@ -74,7 +74,11 @@ class BasicAuthentication(BaseAuthentication):
raise exceptions.AuthenticationFailed(msg)
try:
auth_parts = base64.b64decode(auth[1]).decode('utf-8').partition(':')
try:
auth_decoded = base64.b64decode(auth[1]).decode('utf-8')
except UnicodeDecodeError:
auth_decoded = base64.b64decode(auth[1]).decode('latin-1')
auth_parts = auth_decoded.partition(':')
except (TypeError, UnicodeDecodeError, binascii.Error):
msg = _('Invalid basic header. Credentials not correctly base64 encoded.')
raise exceptions.AuthenticationFailed(msg)