title: .NET Framework Information Disclosure Vulnerability
description: <p>An information disclosure vulnerability exists when the .NET Framework improperly handles objects in memory. An attacker who successfully exploited the vulnerability could disclose contents of an affected system's memory.</p>
<p>To exploit the vulnerability, an authenticated attacker would need to run a specially crafted application.</p>
<p>The update addresses the vulnerability by correcting how the .NET Framework handles objects in memory.</p>
problem types: Information Disclosure
affected:
{
vendor: Microsoft
product: Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.2
cpes: cpe:2.3:a:microsoft:.net_framework:4.6:*:*:*:*:*:*:*
platforms: [Windows 7 for 32-bit Systems Service Pack 1, Windows 7 for x64-based Systems Service Pack 1, Windows 8.1 for 32-bit systems, Windows 8.1 for x64-based systems, Windows RT 8.1, Windows Server 2008 R2 for x64-based Systems Service Pack 1, Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation), Windows Server 2012, Windows Server 2012 (Server Core installation), Windows Server 2012 R2, Windows Server 2012 R2 (Server Core installation)]
versions:
version: 4.0.0.0, lessThan: publication, versionType: custom, status: affected
}
{
vendor: Microsoft
product: Microsoft .NET Framework 4.8
cpes: cpe:2.3:a:microsoft:.net:4.8:*:*:*:*:*:*:*
platforms: [Windows 10 Version 1803 for 32-bit Systems, Windows 10 Version 1803 for x64-based Systems, Windows 10 Version 1709 for 32-bit Systems, Windows 10 Version 1709 for x64-based Systems, Windows 10 Version 1607 for 32-bit Systems, Windows 10 Version 1607 for x64-based Systems, Windows Server 2016, Windows Server 2016 (Server Core installation), Windows 7 for 32-bit Systems Service Pack 1, Windows 7 for x64-based Systems Service Pack 1, Windows 8.1 for 32-bit systems, Windows 8.1 for x64-based systems, Windows RT 8.1, Windows Server 2008 R2 for x64-based Systems Service Pack 1, Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation), Windows Server 2012, Windows Server 2012 (Server Core installation), Windows Server 2012 R2, Windows Server 2012 R2 (Server Core installation)]
versions:
version: 4.8.0, lessThan: publication, versionType: custom, status: affected
}
{
vendor: Microsoft
product: Microsoft .NET Framework 3.5 AND 4.8
cpes: cpe:2.3:a:microsoft:.net:4.8:*:*:*:*:*:*:*
platforms: [Windows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation), Windows 10 Version 1909 for 32-bit Systems, Windows 10 Version 1909 for x64-based Systems, Windows 10 Version 1909 for ARM64-based Systems, Windows Server, version 1909 (Server Core installation), Windows 10 Version 1903 for 32-bit Systems, Windows 10 Version 1903 for x64-based Systems, Windows 10 Version 1903 for ARM64-based Systems, Windows Server, version 1903 (Server Core installation), Windows 10 Version 2004 for 32-bit Systems, Windows 10 Version 2004 for ARM64-based Systems, Windows 10 Version 2004 for x64-based Systems, Windows Server, version 2004 (Server Core installation)]
versions:
version: 4.8.0, lessThan: publication, versionType: custom, status: affected
}
{
vendor: Microsoft
product: Microsoft .NET Framework 3.5 AND 4.7.2
cpes: cpe:2.3:a:microsoft:.net:4.7.2:*:*:*:*:*:*:*
platforms: [Windows 10 Version 1803 for 32-bit Systems, Windows 10 Version 1803 for x64-based Systems, Windows 10 Version 1803 for ARM64-based Systems, Windows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows 10 Version 1809 for ARM64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)]
versions:
version: 4.7.0, lessThan: publication, versionType: custom, status: affected
}
{
vendor: Microsoft
product: Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2
cpes: cpe:2.3:a:microsoft:.net_framework:3.5:*:*:*:*:*:*:*
platforms: [Windows 10 Version 1607 for 32-bit Systems, Windows 10 Version 1607 for x64-based Systems, Windows Server 2016, Windows Server 2016 (Server Core installation)]
versions:
version: 3.0.0.0, lessThan: publication, versionType: custom, status: affected
}
{
vendor: Microsoft
product: Microsoft .NET Framework 3.5 AND 4.7.1/4.7.2
cpes: cpe:2.3:a:microsoft:.net_framework:*:*:*:*:*:*:*:*
platforms: [Windows 10 Version 1709 for 32-bit Systems, Windows 10 Version 1709 for x64-based Systems, Windows 10 Version 1709 for ARM64-based Systems]
versions:
version: 3.0, lessThan: publication, versionType: custom, status: affected
}
{
vendor: Microsoft
product: Microsoft .NET Framework 3.5 AND 4.6/4.6.1/4.6.2
cpes: cpe:2.3:a:microsoft:.net_framework:*:*:*:*:*:*:*:*
platforms: [Windows 10 for 32-bit Systems, Windows 10 for x64-based Systems]
versions:
version: 3.5.0, lessThan: publication, versionType: custom, status: affected
}
{
vendor: Microsoft
product: Microsoft .NET Framework 4.6
cpes: cpe:2.3:a:microsoft:.net_framework:4.6:*:*:*:*:*:*:*
platforms: [Windows Server 2008 for 32-bit Systems Service Pack 2, Windows Server 2008 for x64-based Systems Service Pack 2]
versions:
version: 4.0.0.0, lessThan: publication, versionType: custom, status: affected
}
{
vendor: Microsoft
product: Microsoft .NET Framework 2.0 Service Pack 2
cpes: cpe:2.3:a:microsoft:.net:2.0:sp2:*:*:*:*:*:*
platforms: [Windows Server 2008 for 32-bit Systems Service Pack 2, Windows Server 2008 for x64-based Systems Service Pack 2]
versions:
version: 2.0.0, lessThan: publication, versionType: custom, status: affected
}
{
vendor: Microsoft
product: Microsoft .NET Framework 3.5
cpes: cpe:2.3:a:microsoft:.net:3.5:*:*:*:*:*:*:*
platforms: [Windows 8.1 for 32-bit systems, Windows 8.1 for x64-based systems, Windows Server 2012, Windows Server 2012 (Server Core installation), Windows Server 2012 R2, Windows Server 2012 R2 (Server Core installation)]
versions:
version: 3.5.0, lessThan: publication, versionType: custom, status: affected
}
{
vendor: Microsoft
product: Microsoft .NET Framework 3.5.1
cpes: cpe:2.3:a:microsoft:.net:3.5.1:*:*:*:*:*:*:*
platforms: [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]
versions:
version: 3.5.0, lessThan: publication, versionType: custom, status: affected
}
{
vendor: Microsoft
product: Microsoft .NET Framework 4.5.2
cpes: cpe:2.3:a:microsoft:.net_framework:4.5.2:*:*:*:*:*:*:*
platforms: [Windows 7 for 32-bit Systems Service Pack 1, Windows 7 for x64-based Systems Service Pack 1, Windows 8.1 for 32-bit systems, Windows 8.1 for x64-based systems, Windows RT 8.1, Windows Server 2008 for 32-bit Systems Service Pack 2, Windows Server 2008 for x64-based Systems Service Pack 2, Windows Server 2008 R2 for x64-based Systems Service Pack 1, Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation), Windows Server 2012, Windows Server 2012 (Server Core installation), Windows Server 2012 R2, Windows Server 2012 R2 (Server Core installation)]
versions:
version: 4.0.0.0, lessThan: publication, versionType: custom, status: affected
}
metrics:
format: CVSS
scenarios: GENERAL
cvssV3_1: [
version: 3.1
baseSeverity: MEDIUM
baseScore: 4.7
vectorString: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C
]