.NET Framework Information Disclosure Vulnerability
🔗 CVE IDs covered (1)
📋 Description
An information disclosure vulnerability exists in .NET Framework and .NET Core which allows bypassing Cross-origin Resource Sharing (CORS) configurations. An attacker who successfully exploited the vulnerability could retrieve content, that is normally restricted, from a web application. The security update addresses the vulnerability by enforcing CORS configuration to prevent its bypass.
🎯 Affected products87
- .NET Core 2.1
- .NET Core 2.2
- Microsoft .NET Framework 2.0 Service Pack 2 on Windows Server 2008 for 32-bit Systems Service Pack 2
- Microsoft .NET Framework 2.0 Service Pack 2 on Windows Server 2008 for Itanium-Based Systems Service Pack 2
- Microsoft .NET Framework 2.0 Service Pack 2 on Windows Server 2008 for x64-based Systems Service Pack 2
- Microsoft .NET Framework 3.0 Service Pack 2 on Windows Server 2008 for 32-bit Systems Service Pack 2
- Microsoft .NET Framework 3.0 Service Pack 2 on Windows Server 2008 for Itanium-Based Systems Service Pack 2
- Microsoft .NET Framework 3.0 Service Pack 2 on Windows Server 2008 for x64-based Systems Service Pack 2
- Microsoft .NET Framework 3.5 on Windows 10 Version 1607 for 32-bit Systems
- Microsoft .NET Framework 3.5 on Windows 10 Version 1607 for x64-based Systems
- Microsoft .NET Framework 3.5 on Windows 10 Version 1703 for 32-bit Systems
- Microsoft .NET Framework 3.5 on Windows 10 Version 1703 for x64-based Systems
- Microsoft .NET Framework 3.5 on Windows 10 Version 1709 for 32-bit Systems
- Microsoft .NET Framework 3.5 on Windows 10 Version 1709 for ARM64-based Systems
- Microsoft .NET Framework 3.5 on Windows 10 Version 1709 for x64-based Systems
- Microsoft .NET Framework 3.5 on Windows 10 Version 1803 for 32-bit Systems
- Microsoft .NET Framework 3.5 on Windows 10 Version 1803 for ARM64-based Systems
- Microsoft .NET Framework 3.5 on Windows 10 Version 1803 for x64-based Systems
- Microsoft .NET Framework 3.5 on Windows 10 Version 1809 for 32-bit Systems
- Microsoft .NET Framework 3.5 on Windows 10 Version 1809 for x64-based Systems
- Microsoft .NET Framework 3.5 on Windows 10 for 32-bit Systems
- Microsoft .NET Framework 3.5 on Windows 10 for x64-based Systems
- Microsoft .NET Framework 3.5 on Windows 8.1 for 32-bit systems
- Microsoft .NET Framework 3.5 on Windows 8.1 for x64-based systems
- Microsoft .NET Framework 3.5 on Windows Server 2012
- Microsoft .NET Framework 3.5 on Windows Server 2012 (Server Core installation)
- Microsoft .NET Framework 3.5 on Windows Server 2012 R2
- Microsoft .NET Framework 3.5 on Windows Server 2012 R2 (Server Core installation)
- Microsoft .NET Framework 3.5 on Windows Server 2016
- Microsoft .NET Framework 3.5 on Windows Server 2016 (Server Core installation)
- +57 more not shown
✅ Remediation
KBRelease Notes (Security Update) KB4480966 (Security Update) KB4480962 (Security Update) KB4481480 (Monthly Rollup) KB4481481 (Security Only) KB4481484 (Monthly Rollup) KB4481485 (Security Only) KB4481482 (Monthly Rollup) KB4481483 (Security Only) KB4480961 (Security Update) KB4480973 (Security Update) KB4480978 (Security Update) KB4481486 (Monthly Rollup) KB4481487 (Security Only) KB4480056 (Monthly Rollup)
🔗 References (35)
- advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2019-0545
- patchhttps://github.com/PowerShell/PowerShell#get-powershell
- patchhttps://dotnet.microsoft.com/download/dotnet-core/2.1
- patchhttps://dotnet.microsoft.com/download/dotnet-core/2.2
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480966
- referencehttps://support.microsoft.com/help/4480966
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480962
- referencehttps://support.microsoft.com/help/4480962
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480055
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480072
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480054
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480071
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480051
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480070
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480961
- referencehttps://support.microsoft.com/help/4480961
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480973
- referencehttps://support.microsoft.com/help/4480973
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480978
- referencehttps://support.microsoft.com/help/4480978
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480062
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480084
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4481484
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480086
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480061
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480083
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480063
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480085
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480059
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480076
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480057
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480074
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480058
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480075
- patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4480056