CVE-2018-0786: High severity microsoft .net core runtime vulnerability

Published Jan 10, 2018
·
Updated

Microsoft .NET Framework 2.0 SP2, 3.0 SP2, 3.5, 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, .NET Core 1.0 and 2.0, and PowerShell Core 6.0.0 allow a security feature bypass vulnerability due to the way certificates are validated, aka ".NET Security Feature Bypass Vulnerability."

Affected Software

27 affected components
Microsoft .NET Core=1.0
Microsoft .NET Core=2.0
Microsoft PowerShell Core=6.0
Microsoft .NET Framework=2.0-sp2
Microsoft .NET Framework=3.0-sp2
Microsoft Windows Server 2008=sp2
Microsoft .NET Framework=3.5
Microsoft Windows 10
Microsoft Windows 10=1511
Microsoft Windows 10=1607
Microsoft Windows 10=1703
Microsoft Windows 10=1709
Microsoft Windows 8.1
Microsoft Windows Server 2012
Microsoft Windows Server 2012=r2
Microsoft Windows Server 2016
Microsoft .NET Framework=3.5.1
Microsoft Windows 7=sp1
Microsoft Windows Server 2008=r2-sp1
Microsoft Windows Server 2008=r2-sp1
Microsoft .NET Framework=4.5.2
Microsoft Windows RT 8.1
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

Event History

Jan 10, 2018
CVE Published
via MITRE·01:00 AM
Data Sourced
via MITRE·01:00 AM
DescriptionWeakness
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Frequently Asked Questions

1

What is CVE-2018-0786?

CVE-2018-0786 is a security feature bypass vulnerability in Microsoft .NET Framework and PowerShell Core.

2

How severe is CVE-2018-0786?

CVE-2018-0786 has a high severity with a CVSS score of 7.5.

3

Which software versions are affected by CVE-2018-0786?

CVE-2018-0786 affects Microsoft .NET Framework versions 2.0 SP2, 3.0 SP2, 3.5, 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, .NET Core 1.0 and 2.0, and PowerShell Core 6.0.0.

4

How can I fix CVE-2018-0786?

To fix CVE-2018-0786, Microsoft has released security updates. It is recommended to apply the latest updates for affected software versions.

5

Where can I find more information about CVE-2018-0786?

You can find more information about CVE-2018-0786 on the following websites: [SecurityFocus](http://www.securityfocus.com/bid/102380), [SecurityTracker](http://www.securitytracker.com/id/1040152), [Microsoft Security Guidance Advisory](https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0786).

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