| Description: | Summary:
This host is missing a critical security
update according to Microsoft KB4088876
Vulnerability Insight:
Multiple flaws exist due to:
- When Windows Hyper-V on a host operating system fails to properly validate
input from an authenticated user on a guest operating system.
- The way that the scripting engine handles objects in memory in Internet
Explorer.
- When Microsoft Hyper-V Network Switch on a host server fails to properly
validate input from a privileged user on a guest operating system.
- The Credential Security Support Provider protocol (CredSSP).
- When the Microsoft Video Control mishandles objects in memory.
- When Windows Shell does not properly validate file copy destinations.
- When Internet Explorer improperly handles objects in memory.
- When Internet Explorer fails a check, allowing sandbox escape.
- The Windows kernel that could allow an attacker to retrieve information
that could lead to a Kernel Address Space Layout Randomization (ASLR) bypass.
- The Windows Installer when the Windows Installer fails to properly sanitize
input leading to an insecure library loading behavior.
- The Windows kernel improperly initializes objects in memory.
- When Windows Remote Assistance incorrectly processes XML External Entities
(XXE).
- The way that the Windows Graphics Device Interface (GDI) handles objects in
memory.
Vulnerability Impact:
Successful exploitation will allow attacker
to gain access to information, crash server and run arbitrary code in system
mode.
Affected Software/OS:
- Microsoft Windows 8.1 for 32-bit/x64
- Microsoft Windows Server 2012 R2
Solution:
The vendor has released updates. Please see the references for more information.
CVSS Score:
7.6
CVSS Vector:
AV:N/AC:H/Au:N/C:C/I:C/A:C
|
