This indicates an attack attempt to exploit an Information Disclosure vulnerability in Microsoft Windows.
This vulnerability is due to an error while the affected application handles a maliciously crafted file. A remote attacker may be able to exploit this to access sensitive information, via a crafted file.
Windows 10 Version 1607 for 32-bit Systems
Windows Server 2016
Windows 10 Version 1703 for x64-based Systems
Windows 10 for 32-bit Systems
Windows 10 Version 1511 for x64-based Systems
Windows RT 8.1
Windows 10 Version 1511 for 32-bit Systems
Windows 10 for x64-based Systems
Windows 10 Version 1703 for 32-bit Systems
Windows Server 2012
Windows Server 2012 (Server Core installation)
Windows Server 2012 R2
Windows Server 2012 R2 (Server Core installation)
Windows 10 Version 1607 for x64-based Systems
Windows 8.1 for 32-bit systems
Windows 8.1 for x64-based systems
Information Disclosure: Remote attackers can gain sensitive information from vulnerable systems.
Apply the most recent upgrade or patch from the vendor.