| Description: | Summary:
This host is missing a critical security
update according to Microsoft KB4462923
Vulnerability Insight:
Multiple flaws exist due to:
- Windows Win32k component fails to properly handle objects in memory.
- Windows Hyper-V on a host server fails to properly validate input from an
authenticated user on a guest operating system.
- Microsoft XML Core Services MSXML parser improperly processes user input.
- Internet Explorer improperly accesses objects in memory.
- Filter Manager improperly handles objects in memory.
- Windows TCP/IP stack improperly handles fragmented IP packets.
- Windows Media Player improperly discloses file information.
- Windows Graphics Device Interface (GDI) improperly handles objects in memory.
- DirectX Graphics Kernel (DXGKRNL) driver improperly handles objects in memory.
- Windows kernel improperly handles objects in memory.
- Windows Theme API does not properly decompress files.
- NTFS improperly checks access.
Vulnerability Impact:
Successful exploitation will allow an attacker
to run arbitrary code, bypass security restrictions, gain the same user rights
as the current user, obtain information to further compromise the user's system,
improperly discloses file information and escalate privileges.
Affected Software/OS:
- Microsoft Windows 7 for 32-bit/x64 Systems Service Pack 1
- Microsoft Windows Server 2008 R2 for x64-based Systems Service Pack 1
Solution:
The vendor has released updates. Please see the references for more information.
CVSS Score:
9.3
CVSS Vector:
AV:N/AC:M/Au:N/C:C/I:C/A:C
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