commit 0b5d2646d56fe351b8b2b4bc97bbad30cb34b6d4 Author: Roger Dingledine arma@torproject.org Date: Wed Sep 28 14:50:43 2011 -0400

bug 4115: make bridges use begindir for their dir fetches

removes another avenue for enumerating bridges. --- changes/bug4115 | 7 +++++++ src/or/directory.c | 3 +-- 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/changes/bug4115 b/changes/bug4115 new file mode 100644 index 0000000..626791a --- /dev/null +++ b/changes/bug4115 @@ -0,0 +1,7 @@ + o Security fixes: + - Bridge relays now do their directory fetches inside Tor TLS + connections, like all the other clients do, rather than connecting + directly to the DirPort like public relays do. Removes another + avenue for enumerating bridges. Fixes part of bug 4115; bugfix + on 0.2.0.35. + diff --git a/src/or/directory.c b/src/or/directory.c index 52fec6b..e3cc70f 100644 --- a/src/or/directory.c +++ b/src/or/directory.c @@ -785,8 +785,7 @@ directory_command_should_use_begindir(or_options_t *options, return 0; /* We don't know an ORPort -- no chance. */ if (!anonymized_connection) if (!fascist_firewall_allows_address_or(addr, or_port) || - directory_fetches_from_authorities(options) || - (server_mode(options) && !options->Address)) + directory_fetches_from_authorities(options)) return 0; /* We're firewalled or are acting like a relay -- also no. */ if (!options->TunnelDirConns && router_purpose != ROUTER_PURPOSE_BRIDGE)