published August 14, 2013
NVD has not assigned a CVSS score to this record. It sits in the 99.9th percentile for exploit probability.
The Windows NAT Driver (aka winnat) service in Microsoft Windows Server 2012 does not properly validate memory addresses during the processing of ICMP packets, which allows remote attackers to cause a denial of service (memory corruption and system hang) via crafted packets, aka "Windows NAT Denial of Service Vulnerability."