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-rw-r--r--client/src/leap/soledad/client/__init__.py23
1 files changed, 20 insertions, 3 deletions
diff --git a/client/src/leap/soledad/client/__init__.py b/client/src/leap/soledad/client/__init__.py
index 586e3389..c350d021 100644
--- a/client/src/leap/soledad/client/__init__.py
+++ b/client/src/leap/soledad/client/__init__.py
@@ -1333,9 +1333,26 @@ class VerifiedHTTPSConnection(httplib.HTTPSConnection):
self.sock = sock
self._tunnel()
- self.sock = ssl.wrap_socket(sock,
- ca_certs=SOLEDAD_CERT,
- cert_reqs=ssl.CERT_REQUIRED)
+ highest_supported = ssl.PROTOCOL_SSLv23
+
+ try:
+ # needs python 2.7.9+
+ # negotiate the best available version,
+ # but explicitely disabled bad ones.
+ ctx = ssl.SSLContext(highest_supported)
+ ctx.options |= ssl.OP_NO_SSLv2
+ ctx.options |= ssl.OP_NO_SSLv3
+
+ ctx.load_cert_chain(certfile=SOLEDAD_CERT)
+ ctx.verify_mode = ssl.CERT_REQUIRED
+ self.sock = ctx.wrap_socket(
+ sock, server_side=True, server_hostname=self.host)
+
+ except AttributeError:
+ self.sock = ssl.wrap_socket(
+ sock, ca_certs=SOLEDAD_CERT, cert_reqs=ssl.CERT_REQUIRED,
+ ssl_version=highest_supported)
+
match_hostname(self.sock.getpeercert(), self.host)