Critical Update MS15-034 and DirectAccess

Microsoft Security Bulletin MS15-034 Vulnerability in HTTP.sys affects DirectAccessThe April 2015 monthly security update release from Microsoft includes a fix for a serious vulnerability in HTTP.sys. On an unpatched server, an attacker who sends a specially crafted HTTP request will be able to execute code remotely in the context of the local system account. DirectAccess leverages HTTP.sys for the IP-HTTPS IPv6 transition protocol and is critically exposed. Organizations who have deployed DirectAccess are urged to update their systems immediately.

More information can be found on MS15-034 here.

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