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Fix handling of User-Agent headers with bad utf-8. (#8632)

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Erik Johnston 2020-10-23 17:12:59 +01:00 • committed by GitHub
parent db9ef792f0
commit c850dd9a8e
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8 changed files with 33 additions and 28 deletions
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4
synapse/handlers/auth.py
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@ -470,9 +470,7 @@ class AuthHandler(BaseHandler):
# authentication flow.
await self.store.set_ui_auth_clientdict(sid, clientdict)
user_agent = request.requestHeaders.getRawHeaders(b"User-Agent", default=[b""])[
0
].decode("ascii", "surrogateescape")
user_agent = request.get_user_agent("")
await self.store.add_user_agent_ip_to_ui_auth_session(
session.session_id, user_agent, clientip