CVE-2018-8517: High severity microsoft .net framework 4 vulnerability

Published Dec 12, 2018
·
Updated

A denial of service vulnerability exists when .NET Framework improperly handles special web requests, aka ".NET Framework Denial Of Service Vulnerability." This affects Microsoft .NET Framework 4.6, Microsoft .NET Framework 3.5, Microsoft .NET Framework 4.7/4.7.1/4.7.2, Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.1/4.7.2, Microsoft .NET Framework 3.5.1, Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2, Microsoft .NET Framework 4.5.2, Microsoft .NET Framework 4.7.1/4.7.2, Microsoft .NET Framework 4.7.2.

Affected Software

27 affected components
Microsoft .NET Framework=3.5
Microsoft Windows 10=1607
Microsoft Windows 10=1703
Microsoft Windows 10=1709
Microsoft Windows 10=1803
Microsoft Windows 10=1809
Microsoft Windows 8.1
Microsoft Windows Server 2012
Microsoft Windows Server 2012=r2
Microsoft Windows Server 2016
Microsoft Windows Server 2016=1709
Microsoft Windows Server 2016=1803
Microsoft Windows Server 2019
Microsoft .NET Framework=3.5-sp1
Microsoft Windows Server 2008=sp2
Microsoft .NET Framework=3.5.1
Microsoft Windows 7=sp1
Microsoft Windows Server 2008=r2-sp1
Microsoft .NET Framework=4.5.2
Microsoft Windows RT 8.1
Microsoft .NET Framework=4.6.2
Microsoft Windows Server 2008=r2-sp1
Microsoft .NET Framework=4.6
Microsoft .NET Framework=4.6.1
Microsoft .NET Framework=4.7
Microsoft .NET Framework=4.7.1
Microsoft .NET Framework=4.7.2

Event History

Dec 12, 2018
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
DescriptionWeakness

Frequently Asked Questions

1

What is CVE-2018-8517?

CVE-2018-8517 is a denial of service vulnerability in .NET Framework.

2

Which versions of .NET Framework are affected by CVE-2018-8517?

Microsoft .NET Framework 4.6, Microsoft .NET Framework 3.5, Microsoft .NET Framework 4.7/4.7.1/4.7.2, Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.2 are affected.

3

What is the severity of CVE-2018-8517?

The severity of CVE-2018-8517 is high, with a severity value of 7.5.

4

How does CVE-2018-8517 impact systems?

CVE-2018-8517 can result in a denial of service on systems running affected versions of .NET Framework.

5

Is there a fix available for CVE-2018-8517?

Yes, Microsoft has provided security guidance and updates to address the CVE-2018-8517 vulnerability.

Contact

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