CVE-2018-0764: High severity microsoft .net core runtime vulnerability

Published 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: https://nvd.nist.gov/vuln/detail/CVE-2018-0764 https://github.com/dotnet/core/blob/master/release-notes/2.0/2.0.5.md https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0764 https://github.com/dotnet/corefx/commit/3f1155b

Other sources

Microsoft .NET Framework 1.1, 2.0, 3.0, 3.5, 3.5.1, 4, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2 and 5.7 and .NET Core 1.0. 1.1 and 2.0 allow a denial of service vulnerability due to the way XML documents are processed, aka ".NET and .NET Core Denial Of Service Vulnerability". This CVE is unique from CVE-2018-0765.

MITRE

Affected Software

78 affected componentsFixes available
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
All of the following
Any of the following
Microsoft .NET Framework=2.0-sp2
Microsoft .NET Framework=3.0-sp2
Microsoft Windows Server 2008=sp2
All of the following
Microsoft .NET Framework=3.5
Any of the following
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 the following
Microsoft .NET Framework=3.5.1
Any of the following
Microsoft Windows 7=sp1
Microsoft Windows Server 2008=r2-sp1
Microsoft Windows Server 2008=r2-sp1
All of the following
Microsoft .NET Framework=4.5.2
Any of the following
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 the following
Microsoft .NET Framework=4.6
Any of the following
Microsoft Windows 10
Microsoft Windows Server 2008=sp2
All of the following
Microsoft .NET Framework=4.6.1
Microsoft Windows 10=1511
All of the following
Any of the following
Microsoft .NET Framework=4.6.2
Microsoft .NET Framework=4.7
Any of the following
Microsoft Windows 10=1607
Microsoft Windows Server 2016
All of the following
Any of the following
Microsoft .NET Framework=4.6
Microsoft .NET Framework=4.6.1
Microsoft .NET Framework=4.6.2
Microsoft .NET Framework=4.7
Any of the following
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 the following
Microsoft .NET Framework=4.7
Microsoft Windows 10=1703
All of the following
Microsoft .NET Framework=4.7.1
Microsoft Windows 10=1709
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

Event History

Jan 10, 2018
CVE Published
via MITRE·01:00 AM
Data Sourced
via MITRE·01:00 AM
DescriptionWeakness
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2018-0764?

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

2

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.

3

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.

4

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).

5

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.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203