description: An elevation of privilege vulnerability exists when Microsoft IIS Server fails to check the length of a buffer prior to copying memory to it.An attacker who successfully exploited this vulnerability can allow an unprivileged function ran by the user to execute code in the context of NT AUTHORITY\system escaping the Sandbox.The security update addresses the vulnerability by correcting how Microsoft IIS Server sanitizes web requests., aka 'Microsoft IIS Server Elevation of Privilege Vulnerability'.
problem types: Elevation of Privilege
affected:
{
product: Windows
vendor: Microsoft
versions:
status: affected, version: 7 for 32-bit Systems Service Pack 1
status: affected, version: 7 for x64-based Systems Service Pack 1
status: affected, version: 8.1 for 32-bit systems
status: affected, version: 8.1 for x64-based systems
status: affected, version: RT 8.1
status: affected, version: 10 Version 1607 for 32-bit Systems
status: affected, version: 10 Version 1607 for x64-based Systems
status: affected, version: 10 Version 1803 for 32-bit Systems
status: affected, version: 10 Version 1803 for x64-based Systems
status: affected, version: 10 Version 1803 for ARM64-based Systems
status: affected, version: 10 Version 1809 for 32-bit Systems
status: affected, version: 10 Version 1809 for x64-based Systems
status: affected, version: 10 Version 1809 for ARM64-based Systems
}
{
product: Windows Server
vendor: Microsoft
versions:
status: affected, version: 2008 R2 for x64-based Systems Service Pack 1 (Core installation)
status: affected, version: 2008 R2 for Itanium-Based Systems Service Pack 1
status: affected, version: 2008 R2 for x64-based Systems Service Pack 1
status: affected, version: 2008 for 32-bit Systems Service Pack 2 (Core installation)
status: affected, version: 2012
status: affected, version: 2012 (Core installation)
status: affected, version: 2012 R2
status: affected, version: 2012 R2 (Core installation)
status: affected, version: 2016
status: affected, version: 2016  (Core installation)
status: affected, version: version 1803  (Core Installation)
status: affected, version: 2019
status: affected, version: 2019  (Core installation)
status: affected, version: 2008 for Itanium-Based Systems Service Pack 2
status: affected, version: 2008 for 32-bit Systems Service Pack 2
status: affected, version: 2008 for x64-based Systems Service Pack 2
status: affected, version: 2008 for x64-based Systems Service Pack 2 (Core installation)
}
{
product: Windows 10 Version 1903 for 32-bit Systems
vendor: Microsoft
versions:
status: affected, version: unspecified
}
{
product: Windows 10 Version 1903 for x64-based Systems
vendor: Microsoft
versions:
status: affected, version: unspecified
}
{
product: Windows 10 Version 1903 for ARM64-based Systems
vendor: Microsoft
versions:
status: affected, version: unspecified
}
{
product: Windows Server, version 1903 (Server Core installation)
vendor: Microsoft
versions:
status: affected, version: unspecified
}
