CVE-2018-8421Critical

.NET Framework Remote Code Execution Vulnerability

Published
September 11, 2018
Last Modified
—

🔗 CVE IDs covered (1)

CVE-2018-8421 →

📋 Description

A remote code execution vulnerability exists when Microsoft .NET Framework processes input. An attacker who successfully exploited this vulnerability could take control of an affected system. To exploit the vulnerability, an attacker would need to be able to upload a specially crafted file to a web application. The security update addresses the vulnerability by correcting how .NET Framework processes input.

🎯 Affected products69

  • 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 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 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)
  • Microsoft .NET Framework 3.5 on Windows Server, version 1709 (Server Core Installation)
  • Microsoft .NET Framework 3.5 on Windows Server, version 1803 (Server Core Installation)
  • Microsoft .NET Framework 3.5.1 on Windows 7 for 32-bit Systems Service Pack 1
  • Microsoft .NET Framework 3.5.1 on Windows 7 for x64-based Systems Service Pack 1
  • Microsoft .NET Framework 3.5.1 on Windows Server 2008 R2 for Itanium-Based Systems Service Pack 1
  • Microsoft .NET Framework 3.5.1 on Windows Server 2008 R2 for x64-based Systems Service Pack 1
  • +39 more not shown

✅ Remediation

KB4457128 (Security Update) KB4457035 (Monthly Rollup) KB4457027 (Security Only) KB4457043 (Monthly Rollup) KB4457054 (Security Only) KB4457138 (Security Update) KB4457142 (Security Update) KB4457132 (Security Update) KB4457131 (Security Update) KB4457045 (Monthly Rollup) KB4457056 (Security Only) KB4457042 (Monthly Rollup) KB4457053 (Security Only) KB4457044 (Monthly Rollup) KB4457055 (Security Only) KB4457038 (Monthly Rollup) KB4457030 (Security Only) KB4457036 (Monthly Rollup) KB4457028 (Security Only) KB4457037 (Monthly Rollup) KB4457029 (Security Only) KB4457034 (Monthly Rollup) KB4457026 (Security Only) KB4457033 (Monthly Rollup) KB4457025 (Security Only)

🔗 References (14)