Exploited
critical
10
CWE
20 91
Advisory Published
Updated

CVE-2020-0646: Microsoft .NET Framework Remote Code Execution Vulnerability

First published: Tue Jan 14 2020(Updated: )

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

Credit: secure@microsoft.com secure@microsoft.com

Affected SoftwareAffected VersionHow to fix
All of
Microsoft .NET Framework=3.0-sp2
Microsoft Windows Server 2008 Itanium=sp2
All of
Microsoft .NET Framework=3.5
Any of
Microsoft Windows 10=1607
Microsoft Windows 8.1
Microsoft Windows Server 2012 x64
Microsoft Windows Server 2012 x64=r2
All of
Any of
Microsoft .NET Framework=3.5
Microsoft .NET Framework=4.6.2
Microsoft .NET Framework=4.7
Microsoft .NET Framework=4.7.1
Microsoft .NET Framework=4.7.2
Any of
Microsoft Windows 10=1607
Microsoft Windows Server 2016
All of
Any of
Microsoft .NET Framework=3.5
Microsoft .NET Framework=4.7.1
Microsoft .NET Framework=4.7.2
Microsoft Windows 10=1709
All of
Any of
Microsoft .NET Framework=3.5
Microsoft .NET Framework=4.7.2
Any of
Microsoft Windows 10
Microsoft Windows 10=1803
Microsoft Windows 10=1809
Microsoft Windows Server 2016=1803
Microsoft Windows Server 2019
All of
Any of
Microsoft .NET Framework=3.5
Microsoft .NET Framework=4.8
Any of
Microsoft Windows 10=1809
Microsoft Windows 10=1903
Microsoft Windows 10=1909
Microsoft Windows Server 2016=1909
Microsoft Windows Server 2019
All of
Microsoft .NET Framework=3.5.1
Any of
Microsoft Windows 7=sp1
Microsoft Windows Server 2008 Itanium=r2-sp1
Microsoft Windows Server 2008 Itanium=r2-sp1
All of
Microsoft .NET Framework=4.5.2
Any of
Microsoft Windows 7=sp1
Microsoft Windows 8.1
Microsoft Windows RT
Microsoft Windows Server 2008 Itanium=sp2
Microsoft Windows Server 2008 Itanium=r2-sp1
Microsoft Windows Server 2012 x64
Microsoft Windows Server 2012 x64=r2
All of
Microsoft .NET Framework=4.6
Microsoft Windows Server 2008 Itanium=sp2
All of
Any of
Microsoft .NET Framework=4.6.2
Microsoft .NET Framework=4.7
Microsoft .NET Framework=4.7.1
Microsoft .NET Framework=4.7.2
Microsoft Windows 10=1607
All of
Any of
Microsoft .NET Framework=4.6
Microsoft .NET Framework=4.6.1
Microsoft .NET Framework=4.6.2
Microsoft .NET Framework=4.7
Microsoft .NET Framework=4.7.1
Microsoft .NET Framework=4.7.2
Any of
Microsoft Windows 7=sp1
Microsoft Windows 8.1
Microsoft Windows RT
Microsoft Windows Server 2008 Itanium=r2-sp1
Microsoft Windows Server 2012 x64
Microsoft Windows Server 2012 x64=r2
All of
Microsoft .NET Framework=4.8
Any of
Microsoft Windows 10=1607
Microsoft Windows 10=1709
Microsoft Windows 10=1803
Microsoft Windows 7=sp1
Microsoft Windows 8.1
Microsoft Windows RT
Microsoft Windows Server 2008 Itanium=r2-sp1
Microsoft Windows Server 2012 x64
Microsoft Windows Server 2012 x64=r2
Microsoft Windows Server 2016
Microsoft .NET Framework=3.0-sp2
Microsoft Windows Server 2008 Itanium=sp2
Microsoft .NET Framework=3.5
Microsoft Windows 10=1607
Microsoft Windows 8.1
Microsoft Windows Server 2012 x64
Microsoft Windows Server 2012 x64=r2
Microsoft .NET Framework=4.6.2
Microsoft .NET Framework=4.7
Microsoft .NET Framework=4.7.1
Microsoft .NET Framework=4.7.2
Microsoft Windows 10=1607
Microsoft Windows Server 2016
Microsoft Windows 10=1709
Microsoft Windows 10
Microsoft Windows 10=1803
Microsoft Windows 10=1809
Microsoft Windows Server 2016=1803
Microsoft Windows Server 2019
Microsoft .NET Framework=4.8
Microsoft Windows 10=1903
Microsoft Windows 10=1909
Microsoft Windows Server 2016=1909
Microsoft .NET Framework=3.5.1
Microsoft Windows 7=sp1
Microsoft Windows Server 2008 Itanium=r2-sp1
Microsoft Windows Server 2008 Itanium=r2-sp1
Microsoft .NET Framework=4.5.2
Microsoft Windows RT
Microsoft .NET Framework=4.6
Microsoft .NET Framework=4.6.1
Microsoft .NET Framework
All of
=3.0-sp2
=sp2
All of
=3.5
Any of
=1607
=r2
All of
Any of
=3.5
=4.6.2
=4.7
=4.7.1
=4.7.2
Any of
=1607
All of
Any of
=3.5
=4.7.1
=4.7.2
=1709
All of
Any of
=3.5
=4.7.2
Any of
=1803
=1809
=1803
All of
Any of
=3.5
=4.8
Any of
=1809
=1903
=1909
=1909
All of
=3.5.1
Any of
=sp1
=r2-sp1
=r2-sp1
All of
=4.5.2
Any of
=sp1
=sp2
=r2-sp1
=r2
All of
=4.6
=sp2
All of
Any of
=4.6.2
=4.7
=4.7.1
=4.7.2
=1607
All of
Any of
=4.6
=4.6.1
=4.6.2
=4.7
=4.7.1
=4.7.2
Any of
=sp1
=r2-sp1
=r2
All of
=4.8
Any of
=1607
=1709
=1803
=sp1
=r2-sp1
=r2

Remedy

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0646

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Reference Links

Frequently Asked Questions

  • What is CVE-2020-0646?

    CVE-2020-0646 is a remote code execution vulnerability in the Microsoft .NET Framework.

  • What is the severity of CVE-2020-0646?

    CVE-2020-0646 has a severity rating of 9.8, which is considered critical.

  • How does CVE-2020-0646 impact Microsoft .NET Framework?

    CVE-2020-0646 allows remote attackers to execute code on systems running Microsoft .NET Framework by exploiting input validation vulnerabilities.

  • Is Windows Server 2012 affected by CVE-2020-0646?

    No, Windows Server 2012 is not vulnerable to CVE-2020-0646.

  • How can I fix CVE-2020-0646?

    To fix CVE-2020-0646, apply the latest security updates provided by Microsoft.

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