Core/Movement: Do not process server side relocation if reading movementinfo from client resulted in violations (= hacking).

1 files changed, 6 insertions, 0 deletions

diff --git a/src/server/game/Handlers/MiscHandler.cpp b/src/server/game/Handlers/MiscHandler.cpp
index aaa41ec3519..319cd96c332 100755
--- a/src/server/game/Handlers/MiscHandler.cpp
+++ b/src/server/game/Handlers/MiscHandler.cpp
@@ -1621,6 +1621,12 @@ void WorldSession::HandleMoveSetCanFlyAckOpcode(WorldPacket & recv_data)
 
     recv_data.read_skip<float>();                           // unk2
 
+    if (movementInfo.Violated)
+    {
+        recv_data.rfinish();
+        return;
+    }
+
     _player->m_mover->m_movementInfo.flags = movementInfo.GetMovementFlags();
 }