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CVE-2020-0646

A remote code execution vulnerability exists when the Microsoft .NET Framework fails to validate input properly, aka '.NET Framework Remote

Published
Last modified
published
Listed in CISA KEV
None on Exploit-DB, Metasploit or GitHub

Summary

Microsoft .NET Framework, a software platform used to build and run Windows applications, is affected by this vulnerability. An attacker who sends specially crafted input could potentially run malicious code remotely on an affected system.

Summarized by anthropic/claude-haiku-5.5. Verify details against the original sources.

Read the original description

A remote code execution vulnerability exists when the Microsoft .NET Framework fails to validate input properly, aka '.NET Framework Remote Code Execution Injection Vulnerability'.

Timeline

  1. CVE published
  2. Added to CISA KEV

    CISA has evidence of exploitation in the wild

  3. CISA remediation deadline

    Due date for US federal agencies to patch

  4. Record last updated
  5. EPSS reached 10%

    FIRST estimates at least a 10% chance of exploitation in the next 30 days

Affected versions

  • Microsoft Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.2

    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)

  • Microsoft Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2

    Windows 10 Version 1607 for 32-bit Systems

  • Microsoft Microsoft .NET Framework 4.8 on Windows 10 Version 1803 for 32-bit Systems

    Version range not reported

  • Microsoft Microsoft .NET Framework 4.8 on Windows 10 Version 1803 for x64-based Systems

    Version range not reported

  • Microsoft Microsoft .NET Framework 4.8 on Windows Server, version 1803 (Server Core Installation)

    Version range not reported

  • Microsoft Microsoft .NET Framework 4.8 on Windows 10 Version 1709 for 32-bit Systems

    Version range not reported

  • Microsoft Microsoft .NET Framework 4.8 on Windows 10 Version 1709 for x64-based Systems

    Version range not reported

  • Microsoft Microsoft .NET Framework 4.8 on Windows 10 Version 1607 for 32-bit Systems

    Version range not reported

  • Microsoft Microsoft .NET Framework 4.8 on Windows 10 Version 1607 for x64-based Systems

    Version range not reported

  • Microsoft Microsoft .NET Framework 4.8 on Windows Server 2016

    Version range not reported

  • Microsoft Microsoft .NET Framework 4.8 on Windows Server 2016 (Server Core installation)

    Version range not reported

  • Microsoft Microsoft .NET Framework 4.8 on Windows 7 for 32-bit Systems Service Pack 1

    Version range not reported

  • Microsoft Microsoft .NET Framework 4.8 on Windows 7 for x64-based Systems Service Pack 1

    Version range not reported

  • Microsoft Microsoft .NET Framework 4.8 on Windows 8.1 for 32-bit systems

    Version range not reported

  • Microsoft Microsoft .NET Framework 4.8 on Windows 8.1 for x64-based systems

    Version range not reported

  • Microsoft Microsoft .NET Framework 4.8 on Windows RT 8.1

    Version range not reported

  • Microsoft Microsoft .NET Framework 4.8 on Windows Server 2008 R2 for x64-based Systems Service Pack 1

    Version range not reported

  • Microsoft Microsoft .NET Framework 4.8 on Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)

    Version range not reported

  • Microsoft Microsoft .NET Framework 4.8 on Windows Server 2012

    Version range not reported

  • Microsoft Microsoft .NET Framework 4.8 on Windows Server 2012 (Server Core installation)

    Version range not reported

  • Microsoft Microsoft .NET Framework 4.8 on Windows Server 2012 R2

    Version range not reported

  • Microsoft Microsoft .NET Framework 4.8 on Windows Server 2012 R2 (Server Core installation)

    Version range not reported

  • Microsoft Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1809 for 32-bit Systems

    Version range not reported

  • Microsoft Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1809 for x64-based Systems

    Version range not reported

  • Microsoft Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2019

    Version range not reported

  • Microsoft Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2019 (Server Core installation)

    Version range not reported

  • Microsoft Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1903 for 32-bit Systems

    Version range not reported

  • Microsoft Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1903 for x64-based Systems

    Version range not reported

  • Microsoft Microsoft .NET Framework 3.5 AND 4.8 on Windows Server, version 1903 (Server Core installation)

    1903

  • Microsoft Microsoft .NET Framework 3.5 AND 4.7.2 on Windows 10 Version 1809 for 32-bit Systems

    Version range not reported

  • Microsoft Microsoft .NET Framework 3.5 AND 4.7.2 on Windows 10 Version 1809 for x64-based Systems

    Version range not reported

  • Microsoft Microsoft .NET Framework 3.5 AND 4.7.2 on Windows Server 2019

    Version range not reported

  • Microsoft Microsoft .NET Framework 3.5 AND 4.7.2 on Windows Server 2019 (Server Core installation)

    Version range not reported

  • Microsoft Microsoft .NET Framework 4.6

    Windows Server 2008 for 32-bit Systems Service Pack 2, Windows Server 2008 for x64-based Systems Service Pack 2

  • Microsoft Microsoft .NET Framework 3.0

    Service Pack 2 on Windows Server 2008 for 32-bit Systems Service Pack 2, Service Pack 2 on Windows Server 2008 for Itanium-Based Systems Service Pack 2, Service Pack 2 on Windows Server 2008 for x64-based Systems Service Pack 2

  • Microsoft Microsoft .NET Framework 3.5

    Windows 10 Version 1607 for 32-bit Systems, 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)

  • Microsoft Microsoft .NET Framework 3.5.1

    Windows 7 for 32-bit Systems Service Pack 1, Windows 7 for x64-based Systems Service Pack 1, Windows Server 2008 R2 for Itanium-Based Systems Service Pack 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)

  • Microsoft Microsoft .NET Framework 4.5.2

    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)

  • Microsoft Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1909 for 32-bit Systems

    Version range not reported

  • Microsoft Microsoft .NET Framework 3.5 AND 4.8 on Windows Server, version 1909 (Server Core installation)

    Version range not reported

  • Microsoft Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 1909 for x64-based Systems

    Version range not reported

  • Microsoft Microsoft .NET Framework 3.5 AND 4.7.2 on Windows Server, version 1803 (Server Core Installation)

    Version range not reported

  • Microsoft Microsoft .NET Framework 3.5 AND 4.7.2 on Windows 10 for 32-bit Systems

    Version range not reported

  • Microsoft Microsoft .NET Framework 3.5 AND 4.7.2 on Windows 10 Version 1803 for 32-bit Systems

    Version range not reported

  • Microsoft Microsoft .NET Framework 3.5 AND 4.7.2 on Windows 10 Version 1803 for x64-based Systems

    Version range not reported

  • Microsoft Microsoft .NET Framework 3.5 AND 4.7.1/4.7.2 on Windows 10 Version 1709 for x64-based Systems

    Version range not reported

  • Microsoft Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2016 (Server Core installation)

    Version range not reported

  • Microsoft Microsoft .NET Framework 3.5 AND 4.7.2 on Windows 10 for x64-based Systems

    Version range not reported

  • Microsoft Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2 on Windows 10 Version 1607 for 32-bit Systems

    Version range not reported

  • Microsoft Microsoft .NET Framework 3.5 AND 4.7.1/4.7.2 on Windows 10 Version 1709 for 32-bit Systems

    Version range not reported

  • Microsoft Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2 on Windows 10 Version 1607 for x64-based Systems

    Version range not reported

  • Microsoft Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2016

    Version range not reported

References 2

portal.msrc.microsoft.com

packetstormsecurity.com