high
7.5
Advisory Published
Updated

CVE-2018-0764

First published: Wed Jan 10 2018(Updated: )

.NET Core 1.0, 1.1 and 2.0 perform improper processing of XML documents. A remote unauthenticated attacker could exploit this vulnerability by issuing specially crafted requests to a .NET Core application. References: <a href="https://nvd.nist.gov/vuln/detail/CVE-2018-0764">https://nvd.nist.gov/vuln/detail/CVE-2018-0764</a> <a href="https://github.com/dotnet/core/blob/master/release-notes/2.0/2.0.5.md">https://github.com/dotnet/core/blob/master/release-notes/2.0/2.0.5.md</a> <a href="https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0764">https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0764</a> <a href="https://github.com/dotnet/corefx/commit/3f1155b">https://github.com/dotnet/corefx/commit/3f1155b</a>

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

Affected SoftwareAffected VersionHow to fix
redhat/dotnetcore<1.0.9
1.0.9
redhat/dotnetcore<1.1.6
1.1.6
redhat/dotnet<2.0.5
2.0.5
Microsoft .NET Core=1.0
Microsoft .NET Core=1.1
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 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
Microsoft Windows 10=1709
All of
Any of
Microsoft .NET Framework=2.0-sp2
Microsoft .NET Framework=3.0-sp2
Microsoft Windows Server 2008=sp2
All of
Microsoft .NET Framework=3.5
Any of
Microsoft Windows 10
Microsoft Windows 10=1511
Microsoft Windows 10=1607
Microsoft Windows 10=1703
Microsoft Windows 8.1
Microsoft Windows Server 2012
Microsoft Windows Server 2012=r2
Microsoft Windows Server 2016
All of
Microsoft .NET Framework=3.5.1
Any of
Microsoft Windows 7=sp1
Microsoft Windows Server 2008=r2-sp1
Microsoft Windows Server 2008=r2-sp1
All of
Microsoft .NET Framework=4.5.2
Any of
Microsoft Windows 7=sp1
Microsoft Windows 8.1
Microsoft Windows RT 8.1
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2008=r2-sp1
Microsoft Windows Server 2012
Microsoft Windows Server 2012=r2
All of
Microsoft .NET Framework=4.6
Any of
Microsoft Windows 10
Microsoft Windows Server 2008=sp2
All of
Microsoft .NET Framework=4.6.1
Microsoft Windows 10=1511
All of
Any of
Microsoft .NET Framework=4.6.2
Microsoft .NET Framework=4.7
Any of
Microsoft Windows 10=1607
Microsoft Windows Server 2016
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
Any of
Microsoft Windows 7=sp1
Microsoft Windows 8.1
Microsoft Windows RT 8.1
Microsoft Windows Server 2008=r2-sp1
Microsoft Windows Server 2012
Microsoft Windows Server 2012=r2
All of
Microsoft .NET Framework=4.7
Microsoft Windows 10=1703
All of
Microsoft .NET Framework=4.7.1
Microsoft Windows 10=1709

Remedy

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0764

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2018-0764?

    The severity of CVE-2018-0764 is high with a CVSS score of 7.5.

  • What is the affected software for CVE-2018-0764?

    The affected software for CVE-2018-0764 includes Microsoft .NET Framework versions 1.1 to 5.7, .NET Core 1.0, 1.1, and 2.0, and PowerShell Core 6.0.

  • How does CVE-2018-0764 impact XML documents?

    CVE-2018-0764 allows a denial of service vulnerability due to the way XML documents are processed.

  • Where can I find more information about CVE-2018-0764?

    More information about CVE-2018-0764 can be found at the following references: [SecurityFocus](http://www.securityfocus.com/bid/102387), [SecurityTracker](http://www.securitytracker.com/id/1040152), [Red Hat Advisory](https://access.redhat.com/errata/RHSA-2018:0379).

  • How can I fix CVE-2018-0764?

    To fix CVE-2018-0764, update to the latest versions of the affected software. Refer to the vendor's advisories and apply the recommended patches.

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