MS15-119 - K7 Labs

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CVE Number	Vulnerability	Product	Severity	Date
MS15-119	Security Update for Winsock to Address Elevation of Privilege (3104521)	Windows Vista	Important	11-11-2015

Technical Information

Brief overview of the risk:
An elevation of privilege vulnerability exists in Microsoft Windows when Winsock makes a call to a memory address without verifying that the address is valid. An attacker who successfully exploited this vulnerability could gain elevated privileges on a targeted system.

Detailed Information on the risk:

To exploit the vulnerability an attacker would first have to log on to the target system and then run specially crafted code that is designed to elevate their privileges. The security update addresses the vulnerability by preventing Winsock from accessing invalid memory addresses.

Further information on this exploit is available at : MS15-119

Windows Vista Service Pack 2
Windows Vista x64 Edition Service Pack 2
Windows Server 2008 for 32-bit Systems Service Pack 2
Windows Server 2008 for x64-based Systems Service Pack 2
Windows Server 2008 for Itanium-based Systems Service Pack 2
Windows 7 for 32-bit Systems Service Pack 1
Windows 7 for x64-based Systems Service Pack 1
Windows Server 2008 R2 for x64-based Systems Service Pack 1
Windows Server 2008 R2 for Itanium-based Systems Service Pack 1
Windows 8 for 32-bit Systems
Windows 8 for x64-based Systems
Windows 8 for x64-based Systems [2]
Windows 8.1 for 32-bit Systems
Windows 8.1 for x64-based Systems
Windows Server 2012 and Windows Server 2012 R2
Windows Server 2012 R2
Windows RT 8.1
Windows 10 for 32-bit Systems
Windows 10 for x64-based Systems
Windows 10 Version 1511 for 32-bit Systems
Windows 10 Version 1511 for x64-based Systems
Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)
Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)
Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)

Technical Information

Affected Software