id summary reporter owner description type status component version resolution keywords cc guest host 12750 Internal network traffic leaks out of host => Fixed in SVN Richard Boyce "When data is being transferred between the host and guest (in either direction) over a bridged network link, the data is being copied to the host's physical Ethernet port and exported. Tested only with XP Pro 32 and 7 Pro 64 guests running on an OS X host. The problem appeared after upgrading the host from Snow Leopard to Mavericks. Bridged networking on a single NIC, both paravirtualised and other types. Promiscuous mode set to Deny." defect closed network VirtualBox 4.3.8 fixed Windows Mac OS X