ms15-071

MS15-071 is a Microsoft security bulletin from July 2015 addressing a vulnerability in the Netlogon service. This vulnerability could allow elevation of privilege on domain-joined systems. An attacker logged on to a domain-joined machine could run a specially crafted application to impersonate another user or system by establishing connections with other domain-joined systems. The attacker must be able to observe network traffic. The update is rated Important and applies to affected Windows versions. Discussions on WindowsForum cover the bulletin details, severity, and implications for enterprise environments running domain networks.