Auth/Battle.net Added missing build check to JoinRequest handler

1 files changed, 2 insertions, 2 deletions

diff --git a/src/server/bnetserver/Server/Session.cpp b/src/server/bnetserver/Server/Session.cpp
index edd00e5db2d..e6e861a1671 100644
--- a/src/server/bnetserver/Server/Session.cpp
+++ b/src/server/bnetserver/Server/Session.cpp
@@ -434,14 +434,14 @@ void Battlenet::Session::HandleJoinRequestV2(WoWRealm::JoinRequestV2 const& join
 {
     WoWRealm::JoinResponseV2* joinResponse = new WoWRealm::JoinResponseV2();
     Realm const* realm = sRealmList->GetRealm(joinRequest.Realm);
-    if (!realm || realm->Flags & (REALM_FLAG_INVALID | REALM_FLAG_OFFLINE))
+    if (!realm || realm->Flags & (REALM_FLAG_INVALID | REALM_FLAG_OFFLINE) || realm->Id.Build != _build)
     {
         joinResponse->Response = WoWRealm::JoinResponseV2::FAILURE;
         AsyncWrite(joinResponse);
         return;
     }
 
-    joinResponse->ServerSeed = uint32(rand32());
+    joinResponse->ServerSeed = rand32();
 
     uint8 sessionKey[40];
     HmacSha1 hmac(K.GetNumBytes(), K.AsByteArray().get());